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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3281 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '3281')
340 files changed, 3990 insertions, 0 deletions
diff --git a/3281/CH1/EX1.10/ex1_10.jpg b/3281/CH1/EX1.10/ex1_10.jpg Binary files differnew file mode 100755 index 000000000..14328bb80 --- /dev/null +++ b/3281/CH1/EX1.10/ex1_10.jpg diff --git a/3281/CH1/EX1.10/ex1_10.sce b/3281/CH1/EX1.10/ex1_10.sce new file mode 100755 index 000000000..bc2d035e1 --- /dev/null +++ b/3281/CH1/EX1.10/ex1_10.sce @@ -0,0 +1,18 @@ +//Page Number: 23
+//Example 1.10
+clc;
+//Given
+ZL=15+(%i*20); //ohms
+Z0=50; //ohm
+
+//Normalized load impedance
+z=ZL/Z0;
+disp(z,'Normalized load impedance:');
+
+//From chart
+T=0.6;
+disp(T,'Reflection coefficient:');
+
+//VSWR
+p=4;
+disp(p,'VSWR:');
diff --git a/3281/CH1/EX1.11/ex1_11.jpg b/3281/CH1/EX1.11/ex1_11.jpg Binary files differnew file mode 100755 index 000000000..4b7f2ae75 --- /dev/null +++ b/3281/CH1/EX1.11/ex1_11.jpg diff --git a/3281/CH1/EX1.11/ex1_11.sce b/3281/CH1/EX1.11/ex1_11.sce new file mode 100755 index 000000000..2eee0c548 --- /dev/null +++ b/3281/CH1/EX1.11/ex1_11.sce @@ -0,0 +1,11 @@ +//Page Number: 25
+//Example 1.11
+clc;
+//Given
+Z0=50; //ohm
+p=2.4;
+
+//From chart
+zl=1.4+%i;
+L=Z0*zl;
+disp('ohm',L,'Load:');
diff --git a/3281/CH1/EX1.12/ex1_12.jpg b/3281/CH1/EX1.12/ex1_12.jpg Binary files differnew file mode 100644 index 000000000..3c7890699 --- /dev/null +++ b/3281/CH1/EX1.12/ex1_12.jpg diff --git a/3281/CH1/EX1.12/ex1_12.sce b/3281/CH1/EX1.12/ex1_12.sce new file mode 100644 index 000000000..4dffb1cd5 --- /dev/null +++ b/3281/CH1/EX1.12/ex1_12.sce @@ -0,0 +1,17 @@ +//Page Number: 26
+//Example 1.12
+clc;
+//Given
+Z0=50; //ohm
+T=2.23;
+
+//From chart
+zl=2+%i;
+ZLd=Z0*zl;
+disp('ohm',ZLd,'Normalized impedance:');
+
+//Impedance of device is by negating the real part
+imp=-real(ZLd)+(imag(ZLd)*%i);
+disp('ohm',imp,'Impedance of device:');
+
+
diff --git a/3281/CH1/EX1.13/ex1_13.jpg b/3281/CH1/EX1.13/ex1_13.jpg Binary files differnew file mode 100755 index 000000000..08ead1a9d --- /dev/null +++ b/3281/CH1/EX1.13/ex1_13.jpg diff --git a/3281/CH1/EX1.13/ex1_13.sce b/3281/CH1/EX1.13/ex1_13.sce new file mode 100755 index 000000000..e78ed1e1e --- /dev/null +++ b/3281/CH1/EX1.13/ex1_13.sce @@ -0,0 +1,23 @@ +//Page Number: 27
+//Example 1.13
+clc;
+//Given
+p=3;
+m1=54; //cm
+m2=204; //cm
+
+//Point A
+disp('Point A');
+lam=4*(m2-m1);
+dA=0.083*lam;
+L=m1-dA;
+disp('cm',L,'Location of stub:');
+IA=0.114*lam;
+disp('cm',IA,'Length:');
+
+//Point B
+disp('Point B');
+dB=0.083*lam;
+IB=0.386*lam;
+Lb=dB+m1;
+disp('cm',Lb,'Location of stub:');
diff --git a/3281/CH1/EX1.15/ex1_15.jpg b/3281/CH1/EX1.15/ex1_15.jpg Binary files differnew file mode 100755 index 000000000..a6ace40d9 --- /dev/null +++ b/3281/CH1/EX1.15/ex1_15.jpg diff --git a/3281/CH1/EX1.15/ex1_15.sce b/3281/CH1/EX1.15/ex1_15.sce new file mode 100755 index 000000000..eaea3d4d8 --- /dev/null +++ b/3281/CH1/EX1.15/ex1_15.sce @@ -0,0 +1,17 @@ +//Page Number: 30
+//Example 1.15
+clc;
+//Given
+Z0=50; //ohm
+ZL=100; //ohms
+f=10D+9; //Hz
+c=0.159D-12; //F
+
+//Normalized load impedance
+z=ZL/Z0;
+disp(z,'Normalized load impedance:');
+
+//From chart
+zin=0.4+(%i*0.55);
+ZINN=Z0*zin;
+disp('ohm',ZINN,'Normalized impedance:');
diff --git a/3281/CH1/EX1.16/ex1_16.jpg b/3281/CH1/EX1.16/ex1_16.jpg Binary files differnew file mode 100755 index 000000000..d10035617 --- /dev/null +++ b/3281/CH1/EX1.16/ex1_16.jpg diff --git a/3281/CH1/EX1.16/ex1_16.sce b/3281/CH1/EX1.16/ex1_16.sce new file mode 100755 index 000000000..d0f341e05 --- /dev/null +++ b/3281/CH1/EX1.16/ex1_16.sce @@ -0,0 +1,16 @@ +//Page Number: 42
+//Example 1.16
+clc;
+//From given wave equation we can see
+w=1D+9;//rad/sec
+bet=30;//rad/m
+c=3D+8; //m/s
+u0=1; //let
+e0=1/(9D+16);
+
+vp=w/bet;//m/sec
+disp('m/s',vp,'Phase velocity:');
+
+e=1/(vp^2*u0);
+er=e/(e0*u0);
+disp(er,'Dielectric constant:');
diff --git a/3281/CH1/EX1.17/ex1_17.jpg b/3281/CH1/EX1.17/ex1_17.jpg Binary files differnew file mode 100755 index 000000000..19ebd75e1 --- /dev/null +++ b/3281/CH1/EX1.17/ex1_17.jpg diff --git a/3281/CH1/EX1.17/ex1_17.sce b/3281/CH1/EX1.17/ex1_17.sce new file mode 100755 index 000000000..410f16070 --- /dev/null +++ b/3281/CH1/EX1.17/ex1_17.sce @@ -0,0 +1,15 @@ +//Page Number: 42
+//Example 1.17
+clc;
+//Given
+c=3D+8; //m/s
+f=10D+9;//hz
+er=6;
+tandel=2D-4;
+
+vp=c/er;//m/sec
+disp('m/sec',vp,'Phase velocity:');
+al=(%pi*f*tandel)/vp;//Np/m
+disp('Np/m',al,'Attenuation constant:');
+
+//Answer for velocity is calculated wrong in book, hence answers dont match for both
diff --git a/3281/CH1/EX1.18/ex1_18.jpg b/3281/CH1/EX1.18/ex1_18.jpg Binary files differnew file mode 100755 index 000000000..6ffe43415 --- /dev/null +++ b/3281/CH1/EX1.18/ex1_18.jpg diff --git a/3281/CH1/EX1.18/ex1_18.sce b/3281/CH1/EX1.18/ex1_18.sce new file mode 100755 index 000000000..15c03ba55 --- /dev/null +++ b/3281/CH1/EX1.18/ex1_18.sce @@ -0,0 +1,18 @@ +//Page Number: 43
+//Example 1.18
+clc;
+//Given
+er=2.2;
+n0=377;//ohm
+n2=n0/sqrt(er);//ohm
+n1=377;//ohm
+
+//Reflection coefficient
+t=(n2-n1)/(n2+n1);
+disp(t,'Reflection coefficient:');
+
+//Vswr
+//Taking mod of reflection coefficient
+t1=-t;
+p=(1+t1)/(1-t1);
+disp(p,'VSWR:');
diff --git a/3281/CH1/EX1.19/ex1_19.jpg b/3281/CH1/EX1.19/ex1_19.jpg Binary files differnew file mode 100755 index 000000000..ef26eb91f --- /dev/null +++ b/3281/CH1/EX1.19/ex1_19.jpg diff --git a/3281/CH1/EX1.19/ex1_19.sce b/3281/CH1/EX1.19/ex1_19.sce new file mode 100755 index 000000000..1fda20107 --- /dev/null +++ b/3281/CH1/EX1.19/ex1_19.sce @@ -0,0 +1,23 @@ +//Page Number: 43
+//Example 1.19
+clc;
+//Given
+sig=5;//mohm/m
+er=80*8.85D-12;
+eaz=0.1;
+u=1.26D-6;
+
+az=-log(0.1);
+//(i) Range at 25Khz
+f=25D+3;//Khz
+w=2*%pi*f;//rad/sec
+a=w*(sqrt((u*er/2)*(sqrt(sig^2/(w^2*er^2)+1)-1)));
+z=az/a;//m
+disp('m',z,'Range at 25khz:');
+
+//(ii) Range at 25Mhz
+f1=25D+6;//Mhz
+w1=2*%pi*f1;//rad/sec
+a1=w1*(sqrt((u*er/2)*(sqrt(sig^2/(w1^2*er^2)+1)-1)));
+z1=az/a1;//m
+disp('m',z1,'Range at 25Mhz:');
diff --git a/3281/CH1/EX1.2/ex1_2.jpg b/3281/CH1/EX1.2/ex1_2.jpg Binary files differnew file mode 100755 index 000000000..84c226e33 --- /dev/null +++ b/3281/CH1/EX1.2/ex1_2.jpg diff --git a/3281/CH1/EX1.2/ex1_2.sce b/3281/CH1/EX1.2/ex1_2.sce new file mode 100755 index 000000000..35a0392bf --- /dev/null +++ b/3281/CH1/EX1.2/ex1_2.sce @@ -0,0 +1,48 @@ +//Page Number: 12
+//Example 1.2
+clc;
+//Given
+z0=50;//ohm
+zg=50;//ohm
+l=0.25;//m
+f=4D+9;//hz
+zl=100;//ohm
+vg=10;//V
+w=2*%pi*f;//rad/sec
+c=3D+8; //m/s
+
+//(i) Voltage and current at any point
+tg=(zg-z0)/(zg+z0);
+tl=(zl-z0)/(zl+z0);
+vi=z0*vg/(z0+zg);//V
+disp('V',vi,'Voltage at any point:');
+ii=vg/(2*z0);//A
+disp('A',ii,'Current at any point:');
+
+//(ii) Voltage at generator end
+//Taking z=1
+z=1;
+bet=w/c;
+vz=(vg/2)*exp(-%i*bet*(z+l))*(1+(tl*exp(2*%i*bet*z)));//V
+disp('V',vz,'Voltage at generator end:');
+iz=ii*exp(-%i*bet*(z+l))*(1-(tl*exp(2*%i*bet*z)));//A
+vz1=(vg/2)*exp(-%i*bet*(z+l))*(1+(tl*exp(2*%i*bet*z)));//V
+
+//Voltage at load end, z=0
+z11=0;
+vl=(vg/2)*exp(-%i*bet*l)*(1+(tl*exp(2*%i*bet*z11)));//V
+disp('V',vl,'Voltage at load end:');
+
+//(iii) Reflection coefficient
+zx=0.25;
+tz=tl*exp(%i*2*bet*zx);
+disp(tz,'Reflection coefficient:');
+
+//(iv) VSWR
+p=(1+tl)/(1-tl);
+disp(p,'VSWR:');
+
+//(v) Average power delivered to the load
+vl=20/3;
+pl0=vl^2/(2*zl);//W
+disp('W',pl0,'Average power delivered to the load:');
diff --git a/3281/CH1/EX1.3/ex1_3.jpg b/3281/CH1/EX1.3/ex1_3.jpg Binary files differnew file mode 100755 index 000000000..e0cafc6ba --- /dev/null +++ b/3281/CH1/EX1.3/ex1_3.jpg diff --git a/3281/CH1/EX1.3/ex1_3.sce b/3281/CH1/EX1.3/ex1_3.sce new file mode 100755 index 000000000..7eefc5989 --- /dev/null +++ b/3281/CH1/EX1.3/ex1_3.sce @@ -0,0 +1,14 @@ +//Page Number: 14
+//Example 1.3
+clc;
+//Given
+pm=3;
+pl=4;
+l=24;//cm
+l1=l/100;//m
+
+//Attenuation
+tin=(pm-1)/(pm+1);
+tl=(pl-1)/(pl+1);
+alp=(1/(2*l1))*log(tl/tin);//Np/m
+disp('Np/m',alp,'Attenuation in the line');
diff --git a/3281/CH1/EX1.4/ex1_4.jpg b/3281/CH1/EX1.4/ex1_4.jpg Binary files differnew file mode 100755 index 000000000..718dafe01 --- /dev/null +++ b/3281/CH1/EX1.4/ex1_4.jpg diff --git a/3281/CH1/EX1.4/ex1_4.sce b/3281/CH1/EX1.4/ex1_4.sce new file mode 100755 index 000000000..e662a453e --- /dev/null +++ b/3281/CH1/EX1.4/ex1_4.sce @@ -0,0 +1,17 @@ +//Page Number: 14
+//Example 1.4
+clc;
+//Given
+c=3D+8; //m/s
+z0=200;//ohm
+zl=800;//ohm
+f=30D+6;//hz
+
+//Characterstic impedance
+z00=sqrt(z0*zl);//ohm
+disp('ohm',z00,'Characterstic impedance:');
+
+//Length of line
+lam=c/f;//m
+l=lam/4;//m
+disp('m',l,'Length of line:');
diff --git a/3281/CH1/EX1.5/ex1_5.jpg b/3281/CH1/EX1.5/ex1_5.jpg Binary files differnew file mode 100755 index 000000000..e65c1fd76 --- /dev/null +++ b/3281/CH1/EX1.5/ex1_5.jpg diff --git a/3281/CH1/EX1.5/ex1_5.sce b/3281/CH1/EX1.5/ex1_5.sce new file mode 100755 index 000000000..e2ea17376 --- /dev/null +++ b/3281/CH1/EX1.5/ex1_5.sce @@ -0,0 +1,25 @@ +//Page Number: 15
+//Example 1.5
+clc;
+//Given
+l=1.2;//mH
+r=8;//ohm
+c=200D-12;//F
+
+//(i) Resonant frequency
+f0=(1/(2*%pi))*sqrt(1/(l*c));//hz
+disp('hz',f0,'Resonant frequency:');
+
+//(ii) Impedance of circuit
+disp('ohm',r,'Impedance of circuit:');
+
+//(iii)Q factor of the circuit
+q=1/(2*%pi*f0*c*r);
+disp(q,'Q factor of the circuit:');
+
+//(iv) Bandwidth
+df=f0/q;//hz
+disp('hz',df,'Bandwidth:');
+
+//The value of resonant frequency is calculated wrong in book
+//Hence Q factor and bandwidth, all these answers dont match
diff --git a/3281/CH1/EX1.6/ex1_6.jpg b/3281/CH1/EX1.6/ex1_6.jpg Binary files differnew file mode 100755 index 000000000..b95765dcc --- /dev/null +++ b/3281/CH1/EX1.6/ex1_6.jpg diff --git a/3281/CH1/EX1.6/ex1_6.sce b/3281/CH1/EX1.6/ex1_6.sce new file mode 100755 index 000000000..e3c3004c8 --- /dev/null +++ b/3281/CH1/EX1.6/ex1_6.sce @@ -0,0 +1,22 @@ +//Page Number:
+//Example 1.6
+clc;
+//Given
+c=3D+8; //m/s
+le=25;//m
+zl=40+(%i*30);//ohm
+f=10D+6;//hz
+cap=40D-12;//F
+l=300D-9;//H/m
+
+//Input impedance
+z0=sqrt(l/cap);//ohm
+zl1=zl/z0;
+lam=c/f;//m
+bet=(2*%pi*le)/lam;//rad
+zin=((zl1*cos(bet))+(%i*sin(bet)))/(cos(bet)+(%i*zl1*sin(bet)));//ohm
+disp('ohm',zin,'Input impedance:');
+
+//Reflection coefficient
+t=(zl1-1)/(zl1+1);
+disp(t,'Reflection coefficient:');
diff --git a/3281/CH1/EX1.7/ex1_7.jpg b/3281/CH1/EX1.7/ex1_7.jpg Binary files differnew file mode 100755 index 000000000..0fb970f5c --- /dev/null +++ b/3281/CH1/EX1.7/ex1_7.jpg diff --git a/3281/CH1/EX1.7/ex1_7.sce b/3281/CH1/EX1.7/ex1_7.sce new file mode 100755 index 000000000..d00f1af04 --- /dev/null +++ b/3281/CH1/EX1.7/ex1_7.sce @@ -0,0 +1,19 @@ +//Page Number: 16
+//Example 1.7
+clc;
+//Given
+c=3D+8; //m/s
+R=2.25;//ohm
+L=1D-9;//H/m
+C=1D-12;//F/m
+f=0.5D+9;//hz
+G=0;
+w=2*%pi*f;//rad/sec
+
+//Characterstic impedance
+z0=sqrt((R+(%i*w*L))/(G+(%i*w*C))); //ohm
+disp('ohm',z0,'Characterstic impedance:');
+
+//Propagation constant
+gam=sqrt((R+(%i*w*L))*(G+(%i*w*C)));
+disp(gam,'Propagation constant:');
diff --git a/3281/CH1/EX1.8/ex1_8.jpg b/3281/CH1/EX1.8/ex1_8.jpg Binary files differnew file mode 100755 index 000000000..7a37d7f39 --- /dev/null +++ b/3281/CH1/EX1.8/ex1_8.jpg diff --git a/3281/CH1/EX1.8/ex1_8.sce b/3281/CH1/EX1.8/ex1_8.sce new file mode 100755 index 000000000..b9e07d2b8 --- /dev/null +++ b/3281/CH1/EX1.8/ex1_8.sce @@ -0,0 +1,24 @@ +//Page Number: 20
+//Example 1.8
+clc;
+//Given
+c=3D+8; //m/s
+f=3D+9; //Hz
+ZL=50-(%i*100); //ohms
+Z0=50; //ohm
+//Wavelength
+lam=c/f;
+disp('cm',lam*100,'Wavelength:');
+
+//Normalized load impedance
+z=ZL/Z0;
+disp(z,'Normalized load impedance:');
+
+//From chart
+zin=0.45+(%i*1.2);
+yin=0.27-(%i*0.73);
+ZINN=Z0*zin;
+disp('ohm',ZINN,'Line impedance:');
+YINN=yin/Z0;
+disp('mho',YINN,'Line admittance:');
+
diff --git a/3281/CH1/EX1.9/ex1_9.jpg b/3281/CH1/EX1.9/ex1_9.jpg Binary files differnew file mode 100755 index 000000000..25bd2d35a --- /dev/null +++ b/3281/CH1/EX1.9/ex1_9.jpg diff --git a/3281/CH1/EX1.9/ex1_9.sce b/3281/CH1/EX1.9/ex1_9.sce new file mode 100755 index 000000000..2749f8e07 --- /dev/null +++ b/3281/CH1/EX1.9/ex1_9.sce @@ -0,0 +1,26 @@ +//Page Number: 22
+//Example 1.9
+clc;
+//Given
+ZL=75+(%i*100); //ohms
+Z0=50; //ohm
+
+//Normalized load impedance
+z=ZL/Z0;
+disp(z,'Normalized load impedance:');
+
+//(i) 0.051*lam
+//From chart
+r=4.6;
+Zi1=r*Z0;
+disp('ohm',Zi1,'Input impedance at 0.051 lam:');
+
+//(ii) 0.102*lam
+r1=1.5-(%i*2);
+Zi2=r1*Z0;
+disp('ohm',Zi2,'Input impedance at 0.102 lam:');
+
+//(iii) 0.301*lam
+r2=0.22;
+Zi3=r2*Z0;
+disp('ohm',Zi3,'Input impedance at 0.301 lam:');
diff --git a/3281/CH10/EX10.1/ex10_1.jpg b/3281/CH10/EX10.1/ex10_1.jpg Binary files differnew file mode 100755 index 000000000..0109ecaae --- /dev/null +++ b/3281/CH10/EX10.1/ex10_1.jpg diff --git a/3281/CH10/EX10.1/ex10_1.sce b/3281/CH10/EX10.1/ex10_1.sce new file mode 100755 index 000000000..d045b843d --- /dev/null +++ b/3281/CH10/EX10.1/ex10_1.sce @@ -0,0 +1,48 @@ +//Page Number: 554
+//Example 10.1
+clc;
+//Given,
+
+z0=50; //ohm
+t=0.001; //mm
+b=0.32; //cm
+er=2.20;
+tandel= 0.0005;
+rs=0.026; //ohm
+f=10D+9; //Hz
+c=3D+8;//m/sec
+
+p=sqrt(er)*z0;
+//As p<120
+w=b*[((30*%pi)/p)-0.441];
+disp('cm',w,'Width');
+
+//Attenuation
+k={(2*%pi*f*sqrt(er))/c};
+ad=(k*tandel)/2;
+
+//and
+A=1+{(2*w)/(b-t)}+[{(b+t)/((b-t)*%pi)}*log(((2*b)-t)/t)];
+//Hence
+ac=(2.7D-3*rs*er*z0*A)/{30*%pi*(b-t)*1D-2};
+//Total attenution
+a=ad+ac;
+
+//Total attenution in db
+x=exp(a);
+alp=20*log10(x); //db/m
+
+//Total attenution in db/lambda:
+lam=c/(sqrt(er)*f);
+lamm=lam*1D+2;
+alph=alp/lamm;
+disp('db/lambda',alph,'Total attenution in db/lambda:');
+
+
+//Answer in book for alph is given as 0.856 but it should be 0.0856 as value of f is taken as 10D+10 but it should be 10D+9
+
+
+
+
+
+
diff --git a/3281/CH10/EX10.10/ex10_10.jpg b/3281/CH10/EX10.10/ex10_10.jpg Binary files differnew file mode 100755 index 000000000..b5420ce39 --- /dev/null +++ b/3281/CH10/EX10.10/ex10_10.jpg diff --git a/3281/CH10/EX10.10/ex10_10.sce b/3281/CH10/EX10.10/ex10_10.sce new file mode 100755 index 000000000..1e7e1ec9a --- /dev/null +++ b/3281/CH10/EX10.10/ex10_10.sce @@ -0,0 +1,23 @@ +//Page Number: 560
+//Example 10.10
+clc;
+//Given
+W=6; //m
+s=2.2; //m
+b=4.8; //m
+Er=2.2;
+
+//Even and odd mode impedance
+Z0e=((120*%pi)*(b-s))/(2*sqrt(Er)*W);
+disp('ohm',Z0e,'Even mode impedance:');
+
+
+Z0o=(Z0e*s)/b;
+disp('ohm',Z0o,'Odd mode impedance:');
+
+//Mid band coupling
+x=(Z0e-Z0o)/(Z0e+Z0o);
+C=-20*log10(x);
+disp('db',C,'Mid band coupling:');
+
+//Answer in book for C is given as 54.2 but it should be 8.60
diff --git a/3281/CH10/EX10.11/ex10_11.jpg b/3281/CH10/EX10.11/ex10_11.jpg Binary files differnew file mode 100755 index 000000000..467d65288 --- /dev/null +++ b/3281/CH10/EX10.11/ex10_11.jpg diff --git a/3281/CH10/EX10.11/ex10_11.sce b/3281/CH10/EX10.11/ex10_11.sce new file mode 100755 index 000000000..2935b2ab5 --- /dev/null +++ b/3281/CH10/EX10.11/ex10_11.sce @@ -0,0 +1,26 @@ +//Page Number: 562
+//Example 10.11
+clc;
+//Given
+Er=6;
+d=3D-3; //m
+Z0=50; //ohm
+E0=8.854D-12; //F/m
+Mu0=4*%pi*10D-7; //H/m
+
+//(i) W
+W=(377*d)/(sqrt(Er)*Z0);
+disp('mm',W*1000,'Required Width:');
+
+//(ii)Stripline capacitance
+C=(E0*Er*W)/d;
+disp('pF/m',C*10^12,'Stripline capacitance:');
+
+//(iii)Stripline inductance
+L=(Mu0*d)/W;
+disp('muH/m',L*10^6,'Stripline inductance:');
+
+//(iv)Phase velocity
+c=3D+8;
+vp=c/sqrt(Er);
+disp('m/s',vp,'Phase velocity');
diff --git a/3281/CH10/EX10.12/ex10_12.jpg b/3281/CH10/EX10.12/ex10_12.jpg Binary files differnew file mode 100755 index 000000000..d9d6134c1 --- /dev/null +++ b/3281/CH10/EX10.12/ex10_12.jpg diff --git a/3281/CH10/EX10.12/ex10_12.sce b/3281/CH10/EX10.12/ex10_12.sce new file mode 100755 index 000000000..dfd2509cd --- /dev/null +++ b/3281/CH10/EX10.12/ex10_12.sce @@ -0,0 +1,26 @@ +//Page Number: 562
+//Example 10.12
+clc;
+//Given
+Er=2.56;
+w=25; //mils
+t=14; //mils
+d=70; //mils
+E0=8.854D-12; //F/m
+
+//(i) K factor
+K=1/(1-(t/d));
+disp(K,'K factor:');
+
+//(ii) Fringe capacitance
+C=[(E0*Er)*[2*K*log(K+1)-(K-1)*log(K^2-1)]]/%pi;
+disp('pF/m',C*10^12,'Fringe capacitance:');
+
+//(iii) Charecteristic Impedance
+X=1/[((w*K)/d)+(C/(E0*Er))];
+Z0=(94.15*X)/sqrt(Er);
+disp('ohm',Z0,'Charecteristic Impedance:');
+
+
+//Answer in book for Z0 is given as 50.29 but it should be 51.7
+
diff --git a/3281/CH10/EX10.13/ex10_13.jpg b/3281/CH10/EX10.13/ex10_13.jpg Binary files differnew file mode 100755 index 000000000..0b595ae8c --- /dev/null +++ b/3281/CH10/EX10.13/ex10_13.jpg diff --git a/3281/CH10/EX10.13/ex10_13.sce b/3281/CH10/EX10.13/ex10_13.sce new file mode 100755 index 000000000..c6f7822b8 --- /dev/null +++ b/3281/CH10/EX10.13/ex10_13.sce @@ -0,0 +1,29 @@ +//Page Number: 563
+//Example 10.13
+clc;
+//Given
+Z0=50; //ohm
+//Sincr ratio of power is 2:3
+x1=5/2;
+y1=5/3;
+//Output Impedance
+Z1=x1*Z0;
+Z2=y1*Z0;
+disp('ohm',Z1,'Output Impedance 1:')
+disp('ohm',Z2,'Output Impedance 2:')
+
+//Input Impedance
+Zin=[((Z2*2*Z2)/3)/((Z2+(2*Z2)/3))];
+
+//Looking into Z1, Z2 is || to Z0
+A1=(Z2*Z0)/(Z2+Z0);
+
+//Looking into Z, Z2 is || to Z0
+A2=(Z1*Z0)/(Z1+Z0);
+
+//Reflection Coeffcients
+R1=(A1-Z1)/(A1+Z1);
+R2=(A2-Z2)/(A2+Z2);
+
+disp(R2,R1,'Reflection Coeffcients:');
+
diff --git a/3281/CH10/EX10.2/ex10_2.jpg b/3281/CH10/EX10.2/ex10_2.jpg Binary files differnew file mode 100755 index 000000000..5b9bff34e --- /dev/null +++ b/3281/CH10/EX10.2/ex10_2.jpg diff --git a/3281/CH10/EX10.2/ex10_2.sce b/3281/CH10/EX10.2/ex10_2.sce new file mode 100755 index 000000000..a9da36de6 --- /dev/null +++ b/3281/CH10/EX10.2/ex10_2.sce @@ -0,0 +1,32 @@ +//Page Number: 555
+//Example 10.2
+clc;
+//Given,
+er=9.7;
+h=0.25; //mm
+w=0.25; //mm
+f=5D+9; //Hz
+c=3D+8; //m/s
+
+//(i) Dielectric constant
+dc=((er+1)/2)+(((er-1)/2)*(1/sqrt(1+12*h/w)));
+disp(dc,'Dielectric constant:');
+
+//(ii) Phase constant
+lam0=c/f;
+pc=sqrt(dc)*(2*%pi/lam0);
+disp('rad/m',pc/100,'Phase constant:');
+
+//(iii) Microstrip wavelength
+lams=lam0/sqrt(dc);
+disp('cm',lams*100,'Microstrip wavelength:');
+
+//(iv) Capacitance per unit length
+e0=8.854D-12;
+cap=(2*%pi*e0)/log((8*h/w)-(w/(4*h)));
+disp('F/cm',cap,'Capacitance per unit length:');
+
+//(v) Characterstic Impedance
+ci=(60/sqrt(dc))*log((8*h/w)+(w/(4*h)));
+disp('ohm',ci,'Characterstic impedance:');
+
diff --git a/3281/CH10/EX10.3/ex10_3.jpg b/3281/CH10/EX10.3/ex10_3.jpg Binary files differnew file mode 100755 index 000000000..7e4b36e2e --- /dev/null +++ b/3281/CH10/EX10.3/ex10_3.jpg diff --git a/3281/CH10/EX10.3/ex10_3.sce b/3281/CH10/EX10.3/ex10_3.sce new file mode 100755 index 000000000..454bea405 --- /dev/null +++ b/3281/CH10/EX10.3/ex10_3.sce @@ -0,0 +1,15 @@ +//Page Number: 556
+//Example 10.3
+clc;
+//Given,
+er=5.23;
+w=10; //mils
+t=2.8; //mils
+h=7; //mils
+
+dc=((er+1)/2)+(((er-1)/2)*(1/sqrt(1+12*h/w)));
+disp(dc,'Dielectric constant:');
+
+//As w/h>1
+ci=(120*%pi)/(sqrt(dc)*((w/h)+1.393+0.667*log((w/h)+1.444)));
+disp('ohm',ci,'Characterstic impedance:');
diff --git a/3281/CH10/EX10.4/ex10_4.jpg b/3281/CH10/EX10.4/ex10_4.jpg Binary files differnew file mode 100755 index 000000000..3b0a06e69 --- /dev/null +++ b/3281/CH10/EX10.4/ex10_4.jpg diff --git a/3281/CH10/EX10.4/ex10_4.sce b/3281/CH10/EX10.4/ex10_4.sce new file mode 100755 index 000000000..ae8a5ecd3 --- /dev/null +++ b/3281/CH10/EX10.4/ex10_4.sce @@ -0,0 +1,21 @@ +//Page Number: 556
+//Example 10.4
+clc;
+//Given,
+
+q=2.5;
+dh=1.58;
+er=9;
+f=10;
+c=3D+8;
+
+erff=((er+1)/2)+(((er-1)/2)*((1+(12/q))^(-1/2)));
+vp=(c/sqrt(erff))*erff;
+fe1=c/(sqrt(vp)*2*dh*q);
+if f<fe1 then
+ disp('Strip supports TEM mode only');
+else
+ disp('Strip does not support TEM mode only');
+end
+
+
diff --git a/3281/CH10/EX10.5/ex10_5.jpg b/3281/CH10/EX10.5/ex10_5.jpg Binary files differnew file mode 100755 index 000000000..3f3b1d55a --- /dev/null +++ b/3281/CH10/EX10.5/ex10_5.jpg diff --git a/3281/CH10/EX10.5/ex10_5.sce b/3281/CH10/EX10.5/ex10_5.sce new file mode 100755 index 000000000..eed0d6a50 --- /dev/null +++ b/3281/CH10/EX10.5/ex10_5.sce @@ -0,0 +1,40 @@ +//Page Number: 557
+//Example 10.5
+clc;
+//Given,
+
+er=9.7;
+h=0.5; //mm
+w=0.5; //mm
+lt=2D-4;
+t=0.02; //mm
+f=5D+9; //Hz
+fg=5; //HZ
+c=3D+8;
+rs=8.22D-3*sqrt(fg);
+
+//(i) Dielectric constant
+dc=((er+1)/2)+(((er-1)/2)*(1/sqrt(1+12*h/w)));
+disp(dc,'Dielectric constant:');
+
+//(ii) Characterstic Impedance
+ci=(60/sqrt(dc))*log((8*h/w)+(w/(4*h)));
+disp('ohm',ci,'Characterstic impedance:');
+
+//(iii) Dielectric attenuation
+lam0=c/f;
+alphd=(%pi/lam0)*(er/sqrt(dc))*((dc-1)/(er-1))*lt;
+disp('Np/m',alphd,'Dielectric attenuation:');
+
+//Conductor attenuation
+r1=[0.94+(0.132*(w/h))-(0.0062*((w/h)^2))]*[(1/%pi)+(1/(%pi^2))*log((4*%pi*w)/t)]*(rs/(w*1D-3));
+r1m=r1*1D-2;
+r2=(w/h)/[((w/h)+5.8+(0.03*(h/w)))]*(rs/(w*1D-3));
+r2m=r2*1D-2;
+alphc=(r1+r2)/(2*ci);
+disp('Np/m',alphc,'Conductor attenuation:');
+
+//(iv) Total attenuation
+A=alphc+alphd;
+Adb=A*8.686*1D-2;
+disp('db/cm',Adb,'Total attenuation:');
diff --git a/3281/CH10/EX10.6/ex10_6.jpg b/3281/CH10/EX10.6/ex10_6.jpg Binary files differnew file mode 100755 index 000000000..605066a17 --- /dev/null +++ b/3281/CH10/EX10.6/ex10_6.jpg diff --git a/3281/CH10/EX10.6/ex10_6.sce b/3281/CH10/EX10.6/ex10_6.sce new file mode 100755 index 000000000..d70b30440 --- /dev/null +++ b/3281/CH10/EX10.6/ex10_6.sce @@ -0,0 +1,11 @@ +//Page Number: 558
+//Example 10.6
+clc;
+//Given
+
+sig=5.8D+7;
+f=10; //GHz
+h=0.12D-2; //m
+
+q=62.8*h*sqrt(f*sig);
+disp(round(q),'conductor Q of the stripline:');
diff --git a/3281/CH10/EX10.7/ex10_7.jpg b/3281/CH10/EX10.7/ex10_7.jpg Binary files differnew file mode 100755 index 000000000..711446235 --- /dev/null +++ b/3281/CH10/EX10.7/ex10_7.jpg diff --git a/3281/CH10/EX10.7/ex10_7.sce b/3281/CH10/EX10.7/ex10_7.sce new file mode 100755 index 000000000..6476f7b24 --- /dev/null +++ b/3281/CH10/EX10.7/ex10_7.sce @@ -0,0 +1,26 @@ +//Page Number: 558
+//Example 10.7
+clc;
+//Given
+Er=6;
+h=4D-3; //m
+
+//(i) W for Z0=50W
+Z0=50; //W
+W=(120*%pi*h)/(sqrt(Er)*Z0);
+disp('mm',W*1000,'Required Width:');
+
+//(ii)Stripline capacitance
+E0=8.854D-12;
+C=(E0*Er*W)/h;
+disp('pF/m',C*10^12,'Stripline capacitance:');
+
+//(iii)Stripline inductance
+Mu0=4*%pi*10D-7;
+L=(Mu0*h)/W;
+disp('muH/m',L*10^5,'Stripline inductance:');
+
+//(iv)Phase velocity
+c=3D+8;
+vp=c/sqrt(Er);
+disp('m/s',vp,'Phase velocity');
diff --git a/3281/CH10/EX10.8/ex10_8.jpg b/3281/CH10/EX10.8/ex10_8.jpg Binary files differnew file mode 100755 index 000000000..2a2aa61ab --- /dev/null +++ b/3281/CH10/EX10.8/ex10_8.jpg diff --git a/3281/CH10/EX10.8/ex10_8.sce b/3281/CH10/EX10.8/ex10_8.sce new file mode 100755 index 000000000..d5dc2b9c5 --- /dev/null +++ b/3281/CH10/EX10.8/ex10_8.sce @@ -0,0 +1,27 @@ +//Page Number: 559
+//Example 10.8
+clc;
+//Given
+cl=3D+8; //m/s
+f=5D+9; //Hz
+Er=9;
+C=-10; //db
+Z0=50; //ohm
+//Length
+L=(cl/f)/(4*sqrt(Er));
+disp('cm',L*100,'Length:');
+
+//Coupling coefficient
+C0=10^(C/20);
+disp(C0,'Coupling coefficient:');
+
+//Even and odd mode impedance
+Z0e=(Z0*sqrt(1+C0))/sqrt(1-C0);
+disp('ohm',Z0e,'Even mode impedance:');
+
+
+Z0o=(Z0*sqrt(1-C0))/sqrt(1+C0);
+disp('ohm',Z0o,'Odd mode impedance:');
+
+
+
diff --git a/3281/CH10/EX10.9/ex10_9.jpg b/3281/CH10/EX10.9/ex10_9.jpg Binary files differnew file mode 100755 index 000000000..e0b06e489 --- /dev/null +++ b/3281/CH10/EX10.9/ex10_9.jpg diff --git a/3281/CH10/EX10.9/ex10_9.sce b/3281/CH10/EX10.9/ex10_9.sce new file mode 100755 index 000000000..666e631cd --- /dev/null +++ b/3281/CH10/EX10.9/ex10_9.sce @@ -0,0 +1,14 @@ +//Page Number: 560
+//Example 10.9
+clc;
+//Given
+Z0=50; //ohm
+C=3; //db
+
+//Line impedance
+Z01sqr=(1-(10^(C/-10)));
+Z01=sqrt(Z0*Z0*Z01sqr);
+disp('ohm',Z01,'Z01:');
+
+Z02=Z01/(sqrt(1-(1/sqrt(2))^2));
+disp('ohm',round(Z02),'Z02:');
diff --git a/3281/CH11/EX11.1/ex11_1.jpg b/3281/CH11/EX11.1/ex11_1.jpg Binary files differnew file mode 100755 index 000000000..ecaf34786 --- /dev/null +++ b/3281/CH11/EX11.1/ex11_1.jpg diff --git a/3281/CH11/EX11.1/ex11_1.sce b/3281/CH11/EX11.1/ex11_1.sce new file mode 100755 index 000000000..9a3e82ba5 --- /dev/null +++ b/3281/CH11/EX11.1/ex11_1.sce @@ -0,0 +1,14 @@ +//Page Number: 595
+//Example 11.1
+clc;
+//Given
+fabc=10000; //Rs/waffer
+c=100;
+y=40/100;
+coc=fabc/(y*c);
+//Cost of one chip
+disp('Rs',coc,'Cost of one chip:');
+
+//Market Cost
+mc=2*coc;
+disp('Rs',mc,'Market costof one chip:');
diff --git a/3281/CH11/EX11.2/ex11_2.jpg b/3281/CH11/EX11.2/ex11_2.jpg Binary files differnew file mode 100755 index 000000000..acfef5ad8 --- /dev/null +++ b/3281/CH11/EX11.2/ex11_2.jpg diff --git a/3281/CH11/EX11.2/ex11_2.sce b/3281/CH11/EX11.2/ex11_2.sce new file mode 100755 index 000000000..93dc3b32c --- /dev/null +++ b/3281/CH11/EX11.2/ex11_2.sce @@ -0,0 +1,27 @@ +//Page Number: 595
+//Example 11.2
+clc;
+//Given
+c=5000; //Rs
+S=0.6; //cm
+//Sides
+x=3; //cm
+y=2.54; //cm
+//break even cost
+bec=250;
+//hence, chips/waffers needed
+cpw=c/bec;
+D=x*y;
+//For given Area, atleast 40 chips are required
+n=2*cpw;
+
+//Diameter
+N=D/(sqrt(2)*S);
+//Lower round off
+NN=floor(N);
+//Chips possible
+cp=NN^2;
+
+//Yield
+Y=(n/cp)*100; //Percent
+disp('%',Y,'Yield:');
diff --git a/3281/CH12/EX12.1/ex12_1.jpg b/3281/CH12/EX12.1/ex12_1.jpg Binary files differnew file mode 100755 index 000000000..d09d4a715 --- /dev/null +++ b/3281/CH12/EX12.1/ex12_1.jpg diff --git a/3281/CH12/EX12.1/ex12_1.sce b/3281/CH12/EX12.1/ex12_1.sce new file mode 100755 index 000000000..241e032ba --- /dev/null +++ b/3281/CH12/EX12.1/ex12_1.sce @@ -0,0 +1,25 @@ +//Page Number: 649
+//Example 12.1
+clc;
+//Given
+Is=0.1*(10^-6); //A
+Pi=0; //dBm
+Cs=0.1*(10^-12); //F
+Ls=2*(10^-9);
+Cj=0.15*(10^-12); //F
+Rs=10; //ohm
+T=293; //K
+nktbye=25*(10^-3); //V
+
+//Rj
+Rj=(nktbye/Is);
+disp('Kohm',Rj/1000,'Rj:');
+
+//Bi
+Bi=nktbye/2;
+Bii=Bi*1000;
+disp('A/W',Bii,'Bi:');
+
+//Bv
+Bv=Rj*Bii;
+disp('V/W',Bv,'Bv:');
diff --git a/3281/CH12/EX12.10/ex12_10.jpg b/3281/CH12/EX12.10/ex12_10.jpg Binary files differnew file mode 100755 index 000000000..10493cfd0 --- /dev/null +++ b/3281/CH12/EX12.10/ex12_10.jpg diff --git a/3281/CH12/EX12.10/ex12_10.sce b/3281/CH12/EX12.10/ex12_10.sce new file mode 100755 index 000000000..1c8212f88 --- /dev/null +++ b/3281/CH12/EX12.10/ex12_10.sce @@ -0,0 +1,14 @@ +//Page Number: 654
+//Example 12.10
+clc;
+//Given
+R1=10.6; //GHz
+R2=8.30; //GHz
+Q0=8200;
+Q0d=890;
+
+Er=(R1/R2)^2;
+disp(Er,'Dielectric constant');
+
+Qd=(Q0-Q0d)/(Q0*Q0d);
+disp(Qd,'Loss tangent of dielectric');
diff --git a/3281/CH12/EX12.11/ex12_11.jpg b/3281/CH12/EX12.11/ex12_11.jpg Binary files differnew file mode 100755 index 000000000..744251a14 --- /dev/null +++ b/3281/CH12/EX12.11/ex12_11.jpg diff --git a/3281/CH12/EX12.11/ex12_11.sce b/3281/CH12/EX12.11/ex12_11.sce new file mode 100755 index 000000000..ed33e9b61 --- /dev/null +++ b/3281/CH12/EX12.11/ex12_11.sce @@ -0,0 +1,23 @@ +//Page Number: 654
+//Example 12.11
+clc;
+//Given
+l0=0.15; //cm
+lmbg=2*2.24; //cm
+le=1.14; //cm
+a=2.286; //cm
+d=2;
+
+B0=(2*%pi)/lmbg;
+x=tan(B0*l0)/(B0*l0);
+//Also
+x1=(l0*x)/le;
+//Correct value seems to be
+Bele=2.786;
+e1=((((a/%pi)^2)*(Bele/le)^2)+1);
+e2=(((2*a)/lmbg)^2)+1;
+Er=e1/e2;
+disp(Er,'Er:');
+
+
+//Answer in book for Er is given as 2.062 but it should be 2.038
diff --git a/3281/CH12/EX12.2/ex12_2.jpg b/3281/CH12/EX12.2/ex12_2.jpg Binary files differnew file mode 100755 index 000000000..39e4fe8a4 --- /dev/null +++ b/3281/CH12/EX12.2/ex12_2.jpg diff --git a/3281/CH12/EX12.2/ex12_2.sce b/3281/CH12/EX12.2/ex12_2.sce new file mode 100755 index 000000000..2856d2c74 --- /dev/null +++ b/3281/CH12/EX12.2/ex12_2.sce @@ -0,0 +1,17 @@ +//Page Number: 650
+//Example 12.2
+clc;
+//Given
+vswr=4;
+
+modT=(vswr-1)/(vswr+1);
+Lm=-10*log10(1-(modT*modT)); //dB
+disp('dB',Lm,'Mismatch Loss:');
+
+//Sensitivity reduces by a factor
+Bvd=(1-(modT*modT));
+Bvdp=Bvd*100;
+disp('%',Bvdp,'Voltge sensitivity reduces by:');
+
+
+
diff --git a/3281/CH12/EX12.3/ex12_3.jpg b/3281/CH12/EX12.3/ex12_3.jpg Binary files differnew file mode 100755 index 000000000..121ad8a83 --- /dev/null +++ b/3281/CH12/EX12.3/ex12_3.jpg diff --git a/3281/CH12/EX12.3/ex12_3.sce b/3281/CH12/EX12.3/ex12_3.sce new file mode 100755 index 000000000..51c9c04e2 --- /dev/null +++ b/3281/CH12/EX12.3/ex12_3.sce @@ -0,0 +1,14 @@ +//Page Number: 650
+//Example 12.3
+clc;
+//Given
+f=10D+9; //Hz
+c=3D+10; //cm/s
+a=4; //cm
+s=0.1; //cm
+lmb=c/f; //cm
+lmbg=lmb/(sqrt(1-((lmb/(2*a))^2)));
+vswr=lmbg/(%pi*s);
+disp(vswr,'VSWR:');
+
+//Answer in book for lmbg is given as 3.49 but it should be 3.23 and hence the answer will be 10.3
diff --git a/3281/CH12/EX12.4/ex12_4.jpg b/3281/CH12/EX12.4/ex12_4.jpg Binary files differnew file mode 100755 index 000000000..cdc474ea9 --- /dev/null +++ b/3281/CH12/EX12.4/ex12_4.jpg diff --git a/3281/CH12/EX12.4/ex12_4.sce b/3281/CH12/EX12.4/ex12_4.sce new file mode 100755 index 000000000..db5068d3d --- /dev/null +++ b/3281/CH12/EX12.4/ex12_4.sce @@ -0,0 +1,12 @@ +//Page Number: 651
+//Example 12.4
+clc;
+//Given
+delx=3.5; //cm
+s=0.25; //cm
+
+lmbg=2*delx;
+vswr=lmbg/(%pi*s);
+disp(vswr,'VSWR:');
+
+
diff --git a/3281/CH12/EX12.5/ex12_5.jpg b/3281/CH12/EX12.5/ex12_5.jpg Binary files differnew file mode 100755 index 000000000..a52d6a194 --- /dev/null +++ b/3281/CH12/EX12.5/ex12_5.jpg diff --git a/3281/CH12/EX12.5/ex12_5.sce b/3281/CH12/EX12.5/ex12_5.sce new file mode 100755 index 000000000..8c88fbe8a --- /dev/null +++ b/3281/CH12/EX12.5/ex12_5.sce @@ -0,0 +1,13 @@ +//Page Number: 651
+//Example 12.5
+clc;
+//Given
+vswr=2;
+Pin=4.5D-3; //W
+
+modT=(vswr-1)/(vswr+1);
+//Power reflected,
+Pr=(modT^2)*Pin;
+//As coupler samples only 1/1000th power
+Prr=Pr*1000;
+disp('W',Prr,'Reflected Power:');
diff --git a/3281/CH12/EX12.6/ex12_6.jpg b/3281/CH12/EX12.6/ex12_6.jpg Binary files differnew file mode 100755 index 000000000..6f775d788 --- /dev/null +++ b/3281/CH12/EX12.6/ex12_6.jpg diff --git a/3281/CH12/EX12.6/ex12_6.sce b/3281/CH12/EX12.6/ex12_6.sce new file mode 100755 index 000000000..ec00eb8a3 --- /dev/null +++ b/3281/CH12/EX12.6/ex12_6.sce @@ -0,0 +1,15 @@ +//Page Number: 652
+//Example 12.6
+clc;
+//Given
+Z0=50; //ohm
+p=2.4;
+L=0.313;
+x=2*%pi*L;
+y=tan(x);
+
+Zl=(Z0*(1+(p*p*%i)))/(p+(p*%i));
+T=(Zl-Z0)/(Zl+Z0);
+p=sqrt((real(T))^2+(imag(T))^2);
+disp(p,'Reflection coefficient:');
+
diff --git a/3281/CH12/EX12.7/ex12_7.jpg b/3281/CH12/EX12.7/ex12_7.jpg Binary files differnew file mode 100755 index 000000000..eead16932 --- /dev/null +++ b/3281/CH12/EX12.7/ex12_7.jpg diff --git a/3281/CH12/EX12.7/ex12_7.sce b/3281/CH12/EX12.7/ex12_7.sce new file mode 100755 index 000000000..6aacc272b --- /dev/null +++ b/3281/CH12/EX12.7/ex12_7.sce @@ -0,0 +1,18 @@ +//Page Number: 652
+//Example 12.7
+clc;
+//Given
+Zl=25+25*%i; //ohm
+Z0=50; //ohm
+
+T=(Zl-Z0)/(Zl+Z0);
+p=sqrt((real(T))^2+(imag(T))^2);
+disp(p,'Reflection coefficient:');
+
+vswrr=(1+p)/(1-p);
+disp(vswrr,'VSWR:');
+
+//Fraction of power delivered
+Pd=1-(p^2);
+Pdp=Pd*100;
+disp('%',Pdp,'Fraction of power delivered:');
diff --git a/3281/CH12/EX12.8/ex12_8.jpg b/3281/CH12/EX12.8/ex12_8.jpg Binary files differnew file mode 100755 index 000000000..d40254dec --- /dev/null +++ b/3281/CH12/EX12.8/ex12_8.jpg diff --git a/3281/CH12/EX12.8/ex12_8.sce b/3281/CH12/EX12.8/ex12_8.sce new file mode 100755 index 000000000..ef847d149 --- /dev/null +++ b/3281/CH12/EX12.8/ex12_8.sce @@ -0,0 +1,13 @@ +//Page Number: 653
+//Example 12.8
+clc;
+//Given
+d=2.4;//cm
+lmbc=1.8;
+c=3*10^10; //cm/s
+
+lmbg=2*d;
+lmb=(lmbg*lmbc)/(sqrt(lmbg^2+lmbc^2));
+//Operating frequency
+f=c/lmb;
+disp('GHz',f/10^9,'Operating frequency:');
diff --git a/3281/CH12/EX12.9/ex12_9.jpg b/3281/CH12/EX12.9/ex12_9.jpg Binary files differnew file mode 100755 index 000000000..6771a87ce --- /dev/null +++ b/3281/CH12/EX12.9/ex12_9.jpg diff --git a/3281/CH12/EX12.9/ex12_9.sce b/3281/CH12/EX12.9/ex12_9.sce new file mode 100755 index 000000000..cd076a236 --- /dev/null +++ b/3281/CH12/EX12.9/ex12_9.sce @@ -0,0 +1,28 @@ +//Page Number: 653
+//Example 12.9
+clc;
+//Given
+p=1.5;
+IsL=1; //dB
+InL=30; //dB
+
+S21=10^(-IsL/20);
+
+//Assuming tgree ports to be identical
+S32=S21;
+S13=S21;
+
+//Isolations are also the same
+S31=10^(-InL/20);
+S23=S31;
+S12=S31;
+
+//Refelction coefficients are also the same
+T=(p-1)/(p+1);
+S11=T;
+S22=T;
+S33=T;
+
+S=[S11 S12 S13;S21 S22 S23;S31 S32 S33];
+disp(S,'Matrix is:');
+
diff --git a/3281/CH2/EX2.1/ex2_1.jpg b/3281/CH2/EX2.1/ex2_1.jpg Binary files differnew file mode 100755 index 000000000..89578bacf --- /dev/null +++ b/3281/CH2/EX2.1/ex2_1.jpg diff --git a/3281/CH2/EX2.1/ex2_1.sce b/3281/CH2/EX2.1/ex2_1.sce new file mode 100755 index 000000000..984e80395 --- /dev/null +++ b/3281/CH2/EX2.1/ex2_1.sce @@ -0,0 +1,17 @@ +//Page Number:91
+//Example 2.1
+clc;
+//Given,
+
+a=6;//cm
+b=4;//cm
+d=4.47;//cm
+c=3D+8; //m/s
+lamc=2*a;
+lamg=2*d;
+
+//Signal wavelength
+lam=lamg*lamc/(sqrt(lamg^2+lamc^2));
+lam=lam/100; //m
+f=c/lam;
+disp('Ghz',f/1D+9,'Signal frequency of dominant mode:');
diff --git a/3281/CH2/EX2.10/ex2_10.jpg b/3281/CH2/EX2.10/ex2_10.jpg Binary files differnew file mode 100755 index 000000000..b94883655 --- /dev/null +++ b/3281/CH2/EX2.10/ex2_10.jpg diff --git a/3281/CH2/EX2.10/ex2_10.sce b/3281/CH2/EX2.10/ex2_10.sce new file mode 100755 index 000000000..29a1bd74d --- /dev/null +++ b/3281/CH2/EX2.10/ex2_10.sce @@ -0,0 +1,29 @@ +//Page Number:
+//Example 2.10
+clc;
+//Given,
+
+c=3D+8; //m/s
+a=3; //cm
+a1=a/100; //m
+b=2; //cm
+b1=b/100; //m
+f=7.5D+9; //HZ
+p=5D+3; //W
+
+mu=%pi*4D-7;
+w=2*%pi*f;
+bet=sqrt(((w/c)^2)-((%pi/a1)^2));
+//Charecteristic impedance
+z0=w*mu*2*b/(bet*a);
+disp('ohm',z0,'Charecteristic impedance:');
+
+//Peak electric field
+e0=4*w*mu*p/(bet*a*b);
+disp('V/m',e0,'Peak electric field:');
+
+//Maximum voltage
+v0=e0*b1;
+disp('kV',v0/1000,'Maximum voltage:');
+
+//Answer for v0 is given as 3.172 kV it should be 33.71 kV
diff --git a/3281/CH2/EX2.14/ex2_14.jpg b/3281/CH2/EX2.14/ex2_14.jpg Binary files differnew file mode 100755 index 000000000..9e32a2003 --- /dev/null +++ b/3281/CH2/EX2.14/ex2_14.jpg diff --git a/3281/CH2/EX2.14/ex2_14.sce b/3281/CH2/EX2.14/ex2_14.sce new file mode 100755 index 000000000..761d88449 --- /dev/null +++ b/3281/CH2/EX2.14/ex2_14.sce @@ -0,0 +1,36 @@ +//Page Number: 99
+//Example 2.14
+clc;
+//Given,
+c=3D+8; //m/s
+a=1.5;//cm
+a1=a/100;//m
+b=0.8;//cm
+b1=b/100;//m
+mu=1/c*c;
+e=4;
+w=%pi*1D+11;
+n=377;
+
+//(i) Frequency of operation
+f=w/(2*%pi);
+f1=f/1D+9;//ghz
+disp('Ghz',f1,'Frequency of operation:');
+
+//(ii) Cutt off frequency
+fc=(c*sqrt((1/a1)^2+(3/b1)^2))/(2*sqrt(e));
+fc1=fc/1D+9;//ghz
+disp('Ghz',fc1,'Cut off frequency:');
+
+//(iii) Phase constant
+bet=(w*sqrt(e)*sqrt(1-(fc/f)^2))/(c);
+disp('rad/m',bet,'Phase constant:');
+
+//(iv) Propogation constant
+gam=%i*bet;
+disp('rad/s',gam,'Propogation constant:');
+
+//(v) Intrensic wave impedance
+zte=(n/sqrt(e))/sqrt(1-(fc/f)^2);
+ztm=(n/sqrt(e))*sqrt(1-(fc/f)^2);
+disp('Ohm',ztm,'ZTM13','Ohm',zte,'ZTE13','Intrinsic wave impedance:');
diff --git a/3281/CH2/EX2.17/ex2_17.jpg b/3281/CH2/EX2.17/ex2_17.jpg Binary files differnew file mode 100755 index 000000000..18a57f6a9 --- /dev/null +++ b/3281/CH2/EX2.17/ex2_17.jpg diff --git a/3281/CH2/EX2.17/ex2_17.sce b/3281/CH2/EX2.17/ex2_17.sce new file mode 100755 index 000000000..7727189d8 --- /dev/null +++ b/3281/CH2/EX2.17/ex2_17.sce @@ -0,0 +1,24 @@ +//Page Number: 103
+//Example 2.17
+clc;
+//Given
+a=2; //cm
+a1=1/100; //m
+b=1; //cm
+b1=b/100; //m
+p=10D-3; //W
+c=3D+8; //m/s
+f0=10D+9; //Hz
+
+//Peak value of electric field
+fc=c/(2*a);
+E02=(4*p*377)/(a1*b1*sqrt(1-(fc/f0)^2));
+E0=sqrt(E02);
+disp('V/m',E0,'Peak value of electric field:');
+
+//Maximum power transmitted
+Ed=3D+6; //V/m
+Pt=2.6D+13*(Ed/f0)^2;
+disp('kW',Pt/1000,'Maximum power transmitted:');
+
+//Answer is given as 2300kW but it is 2340kW
diff --git a/3281/CH2/EX2.18/ex2_18.jpg b/3281/CH2/EX2.18/ex2_18.jpg Binary files differnew file mode 100755 index 000000000..d42c6d767 --- /dev/null +++ b/3281/CH2/EX2.18/ex2_18.jpg diff --git a/3281/CH2/EX2.18/ex2_18.sce b/3281/CH2/EX2.18/ex2_18.sce new file mode 100755 index 000000000..456bd3c3e --- /dev/null +++ b/3281/CH2/EX2.18/ex2_18.sce @@ -0,0 +1,43 @@ +//Page Number: 104
+//Example 2.18
+clc;
+//Given
+f=5D+9; //Hz
+c=3D+8; //m/s
+a=7.5; //cm
+a1=a/100; //m
+b=3.5; //cm
+b1=b/100; //m
+lam=c/f;
+lamm=lam*100; //m
+
+disp('TE10 mode');
+lamc10=2*a;
+bet10=(2*%pi*sqrt(((lamc10/lamm)^2)-1))/lamc10;
+disp('rad/cm',bet10,'Propogation constant:');
+vp10=(2*%pi*f)/bet10;
+disp('m/s',vp10/100,'Phase velocity:');
+
+disp('TE01 mode');
+lamc01=2*b;
+bet01=(2*%pi*sqrt(((lamc01/lamm)^2)-1))/lamc01;
+disp('rad/cm',bet01,'Propogation constant:');
+vp01=(2*%pi*f)/bet01;
+disp('m/s',vp01/100,'Phase velocity:');
+
+disp('TE11 mode');
+lamc11=(2*a*b)/sqrt((a*a)+(b*b));
+bet11=(2*%pi*sqrt(((lamc11/lamm)^2)-1))/lamc11;
+disp('rad/cm',bet11,'Propogation constant:');
+vp11=(2*%pi*f)/bet11;
+disp('m/s',vp11/100,'Phase velocity:');
+
+disp('TE02 mode');
+lamc02=b;
+bet02=(2*%pi*sqrt(((lamc02/lamm)^2)-1))/lamc02;
+disp('rad/cm',bet02,'Propogation constant:');
+disp('As beta is imaginary, mode gets attenuated');
+alp=(2*%pi*sqrt(1-((lamc02/lamm)^2)))/lamc02;
+disp('Np/m',alp,'Propogation constant alpha:');
+
+
diff --git a/3281/CH2/EX2.19/ex2_19.jpg b/3281/CH2/EX2.19/ex2_19.jpg Binary files differnew file mode 100644 index 000000000..bf823b7c3 --- /dev/null +++ b/3281/CH2/EX2.19/ex2_19.jpg diff --git a/3281/CH2/EX2.19/ex2_19.sce b/3281/CH2/EX2.19/ex2_19.sce new file mode 100644 index 000000000..a1ae2a018 --- /dev/null +++ b/3281/CH2/EX2.19/ex2_19.sce @@ -0,0 +1,22 @@ +//Page Number: 105
+//Example 2.19
+clc;
+//Given
+c=3D+8; //m/s
+a=2.29; //cm
+b=1.02; //cm
+a1=a/100 ;//m
+b1=b/100; //m
+f=6D+9; //Hz
+e=1;
+mu=1/(c^2);
+
+//Cut off frequency
+lamc=2*a1;
+fc=c/lamc;
+w=2*%pi*fc;
+
+//Attenuation constant
+a=(w*sqrt(1-((f/fc)^2)))/c;;
+adb=-20*log10(exp(-a));
+disp('dB/m',adb,'Attenuation constant:');
diff --git a/3281/CH2/EX2.2/ex2_2.jpg b/3281/CH2/EX2.2/ex2_2.jpg Binary files differnew file mode 100755 index 000000000..45db5f86c --- /dev/null +++ b/3281/CH2/EX2.2/ex2_2.jpg diff --git a/3281/CH2/EX2.2/ex2_2.sce b/3281/CH2/EX2.2/ex2_2.sce new file mode 100755 index 000000000..50dcd68c3 --- /dev/null +++ b/3281/CH2/EX2.2/ex2_2.sce @@ -0,0 +1,24 @@ +//Page Number: 92
+//Example 2.2
+clc;
+//Given,
+c=3D+8; //m/s
+a=2.5; //cm
+b=5; //cm
+lam=4.5; //cm
+
+lamc=2*b;
+
+//Guide wavelength
+lamg=lam/(sqrt(1-((lam/lamc)^2)));
+disp('cm',lamg,'Guide wavelength:');
+
+//Phase constant
+bet=(2*%pi)/lamg;
+bet=bet*100; //rad/m
+disp('rad/m',bet,'Phase constant:');
+
+//Phase velocity
+w=(2*%pi*c)/lam;
+vp=w/bet;
+disp('m/s',vp,'Phase velocity:');
diff --git a/3281/CH2/EX2.20/ex2_20.jpg b/3281/CH2/EX2.20/ex2_20.jpg Binary files differnew file mode 100755 index 000000000..bed913c03 --- /dev/null +++ b/3281/CH2/EX2.20/ex2_20.jpg diff --git a/3281/CH2/EX2.20/ex2_20.sce b/3281/CH2/EX2.20/ex2_20.sce new file mode 100755 index 000000000..046b9b875 --- /dev/null +++ b/3281/CH2/EX2.20/ex2_20.sce @@ -0,0 +1,9 @@ +//Page Number: 105
+//Example 2.20
+clc;
+//Given,
+a1=1.84;
+a2=%pi;
+
+r=2*%pi*(a1/a2)^2;
+disp(r,'Cross section ratio:');
diff --git a/3281/CH2/EX2.21/ex2_21.jpg b/3281/CH2/EX2.21/ex2_21.jpg Binary files differnew file mode 100644 index 000000000..a1b98f2f0 --- /dev/null +++ b/3281/CH2/EX2.21/ex2_21.jpg diff --git a/3281/CH2/EX2.21/ex2_21.sce b/3281/CH2/EX2.21/ex2_21.sce new file mode 100644 index 000000000..c1bcd92e2 --- /dev/null +++ b/3281/CH2/EX2.21/ex2_21.sce @@ -0,0 +1,35 @@ +//Page Number: 106
+//Example 2.21
+clc;
+//Given
+c=3D+8; //m/s
+f=15D+9; //hz
+a=1.07; //cm
+a1=a/100; //m
+b=0.43; //cm
+b1=b/100; //m
+er=2.08;
+tandel=0.0004;
+lam=c/f;
+
+
+//(i) Cut off frequency
+m1=1;
+n1=0;
+fc10=(c/(2*%pi*sqrt(er))*sqrt((m1*%pi/a1)^2+(n1*%pi/b1)^2));
+disp('GHz',fc10/10^9,'Cut off frequency for mode TE10:');
+
+m2=2;
+n2=0;
+fc20=(c/(2*%pi*sqrt(er))*sqrt((m2*%pi/a1)^2+(n2*%pi/b1)^2));
+disp('Ghz',fc20/10^9,'Cut off frequency at mode TE20:');
+
+m3=0;
+n3=1;
+fc01=(c/(2*%pi*sqrt(er))*sqrt((m3*%pi/a1)^2+(n3*%pi/b1)^2));
+disp('Ghz',fc01/10^9,'Cut off frequency at mode TE01:');
+
+//Dielectric attenuation constant
+ad=(%pi*tandel)/(lam*sqrt(1-(fc10/f)^2));
+adb=-20*log10(exp(-ad));
+disp('dB/m',adb,'Attenuation constant:');
diff --git a/3281/CH2/EX2.22/ex2_22.jpg b/3281/CH2/EX2.22/ex2_22.jpg Binary files differnew file mode 100755 index 000000000..4df23b78f --- /dev/null +++ b/3281/CH2/EX2.22/ex2_22.jpg diff --git a/3281/CH2/EX2.22/ex2_22.sce b/3281/CH2/EX2.22/ex2_22.sce new file mode 100755 index 000000000..0b17b6d11 --- /dev/null +++ b/3281/CH2/EX2.22/ex2_22.sce @@ -0,0 +1,24 @@ +//Page Number: 106
+//Example 2.22
+clc;
+//Given
+c=3D+8; //m/s
+a=2.286; //cm
+a1=a/100; //m
+b=1.016; //cm
+b1=b/100; //m
+sig=5.8D+7; //s/m
+f=9.6D+9; //Hz
+
+w=2*%pi*f;
+mu=%pi*4D-7;
+et=377;
+
+lam=c/f;
+lamc=2*a1;
+r=lam/lamc;
+
+Rs=sqrt((w*mu)/(2*sig));
+ac=(Rs*(1+(2*(b1/a1)*r*r)))/(et*b1*sqrt(1-(r^2)));
+adb=-20*log10(exp(-ac));
+disp('dB/m',adb,'Conductor attenuation constant:');
diff --git a/3281/CH2/EX2.23/ex2_23.jpg b/3281/CH2/EX2.23/ex2_23.jpg Binary files differnew file mode 100755 index 000000000..0aa9a3307 --- /dev/null +++ b/3281/CH2/EX2.23/ex2_23.jpg diff --git a/3281/CH2/EX2.23/ex2_23.sce b/3281/CH2/EX2.23/ex2_23.sce new file mode 100755 index 000000000..27c8a019c --- /dev/null +++ b/3281/CH2/EX2.23/ex2_23.sce @@ -0,0 +1,16 @@ +//Page Number: 107
+//Example 2.23
+clc;
+//Given
+c=3D+8; //m/s
+f=9D+9; //hz
+a=5; //cm
+a1=a/100; //m
+e=1;
+mu=1/(c*c);
+p11=1.841;
+
+fc=(p11*c)/(2*%pi*a1);
+//Maximum power transmitted
+pmax=1790*(a1*a1)*sqrt(1-((fc/f)^2));
+disp('kW',pmax,'Maximum power transmitted:');
diff --git a/3281/CH2/EX2.24/ex2_24.jpg b/3281/CH2/EX2.24/ex2_24.jpg Binary files differnew file mode 100755 index 000000000..b96df9678 --- /dev/null +++ b/3281/CH2/EX2.24/ex2_24.jpg diff --git a/3281/CH2/EX2.24/ex2_24.sce b/3281/CH2/EX2.24/ex2_24.sce new file mode 100755 index 000000000..6e8861cdd --- /dev/null +++ b/3281/CH2/EX2.24/ex2_24.sce @@ -0,0 +1,25 @@ +//Page Number: 108
+//Example 2.26
+clc;
+//Given
+c=3D+8; //m/s
+a=5; //cm
+a1=a/100; //m
+f=3D+9; //hz
+p11=1.841;
+e=1;
+w=2*%pi*f;
+
+//(i) Cut off frequency
+fc=(p11*c)/(2*%pi*a1);
+disp('Ghz',fc/10^9,'Cut off frequency:');
+
+//(ii) Guide wavelength
+bet=sqrt(((w*w)/(c*c))-((p11/a1)^2));
+lamg=(2*%pi)/bet;
+lamg1=lamg*100; //cm
+disp('cm',lamg1,'Guide wavelength:');
+
+//(iii) Wave impedance
+zte=(w*%pi*4D-7)/bet;
+disp('ohm',round(zte),'Wave impedance:');
diff --git a/3281/CH2/EX2.25/ex2_25.jpg b/3281/CH2/EX2.25/ex2_25.jpg Binary files differnew file mode 100755 index 000000000..356c153f0 --- /dev/null +++ b/3281/CH2/EX2.25/ex2_25.jpg diff --git a/3281/CH2/EX2.25/ex2_25.sce b/3281/CH2/EX2.25/ex2_25.sce new file mode 100755 index 000000000..0b27b3556 --- /dev/null +++ b/3281/CH2/EX2.25/ex2_25.sce @@ -0,0 +1,13 @@ +//Page Number:108
+//Example 2.25
+clc;
+//Given
+c=3D+8; //m/s
+p01=2.405;
+a=1/100;; //cm
+p11=1.841;
+
+fc01=((c*p01)/(2*%pi*a));
+fc11=((c*p11)/(2*%pi*a));
+bw=fc01-fc11;
+disp('Ghz',bw/10^9,'Bandwidth:');
diff --git a/3281/CH2/EX2.26/ex2_26.jpg b/3281/CH2/EX2.26/ex2_26.jpg Binary files differnew file mode 100755 index 000000000..d69cbf8a1 --- /dev/null +++ b/3281/CH2/EX2.26/ex2_26.jpg diff --git a/3281/CH2/EX2.26/ex2_26.sce b/3281/CH2/EX2.26/ex2_26.sce new file mode 100755 index 000000000..e80e76c76 --- /dev/null +++ b/3281/CH2/EX2.26/ex2_26.sce @@ -0,0 +1,36 @@ +//Page Number: 109
+//Example 2.26
+clc;
+//Given
+c=3D+8; //m/s
+a=2.286; //cm
+f=5D+9; //Hz
+er=2.25;
+tandel=1D-3;
+w=2*%pi*f;
+mu=4D-7;
+sig=5.8D+7; //s/m
+
+lamc=2*a;
+lamm=c/f;//m
+lam=lamm*100;//cm
+
+ermax=(lam/a)^2;
+disp(ermax,'Maximum value of dielectric constant:');
+ermin=(lam/(2*a))^2;
+disp(ermin,'Minimum value of dielectric constant:');
+
+//Guide wavelength
+lam1=lam/sqrt(er);//cm
+lamg=lam1/sqrt(1-(lam1/lamc)^2);
+disp('cm',lamg,'Guide wavelength:');
+
+lamm1=lam1/100;
+ad=(%pi/lamm1)*(tandel/sqrt(1-(lam1/lamc)^2));
+disp('Np/m',ad,'ad:');
+bet=2*%pi/lamg;
+disp('rad/cm',bet,'Beta:');
+vp=w/(bet*100);
+disp('m/s',vp,'Phase velocity:');
+
+
diff --git a/3281/CH2/EX2.27/ex2_27.jpg b/3281/CH2/EX2.27/ex2_27.jpg Binary files differnew file mode 100755 index 000000000..bf7ce54ac --- /dev/null +++ b/3281/CH2/EX2.27/ex2_27.jpg diff --git a/3281/CH2/EX2.27/ex2_27.sce b/3281/CH2/EX2.27/ex2_27.sce new file mode 100755 index 000000000..96792321d --- /dev/null +++ b/3281/CH2/EX2.27/ex2_27.sce @@ -0,0 +1,45 @@ +//Page Number: 110
+//Example 2.27
+clc;
+//Given
+c=3D+8; //m/s
+a=0.5; //cm
+a1=a/100; //m
+f=14D+9; //Hz
+er=2.08;
+p11=1.841;
+p01=2.405;
+tandel=4D-4;
+w=2*%pi*f;
+u=%pi*4D-7;
+sig=4.1D+7;
+et=377;
+
+//(i) Cut off frequencies
+fcte11=p11*c/(2*%pi*a1*sqrt(er));
+fctm01=p01*c/(2*%pi*a1*sqrt(er));
+disp('Ghz',fcte11/10^9,'Cut off frequencies for TE11 mode:');
+disp('Ghz',fctm01/10^9,'Cut off frequencies for TM01 mode:');
+
+//(ii) Overall noise
+//Dielectric attenuation
+ad=(%pi*sqrt(er)*tandel*f)/(c*sqrt(1-((fcte11/f)^2)));
+disp('dB/m',ad*8.686,'Dielectric attenuation:');
+
+//Conductor attenuation
+k=(2*%pi*f*sqrt(er))/c;
+bet=sqrt((k*k)-((p11/a1)^2));
+//Surface resistance
+rs=sqrt((w*u)/(2*sig));
+kc2=(p11/a1)^2;
+
+ac=(rs*(kc2-((k^2)/((p11^2)-1))))/(a1*k*et*bet);
+disp('dB/m',ac*8.686,'Conductor attenuation:');
+
+//Total attenuation
+a=(ac+ad)*8.686;
+disp('dB/m',a,'Total attenuation:');
+ta=a*0.3;
+disp('dB',ta,'Total attenuation in 30 cm line:');
+
+//Answer for condcutor attenuation is wrong in book, hence answer for total loss is different
diff --git a/3281/CH2/EX2.28/ex2_28.jpg b/3281/CH2/EX2.28/ex2_28.jpg Binary files differnew file mode 100755 index 000000000..838bc3183 --- /dev/null +++ b/3281/CH2/EX2.28/ex2_28.jpg diff --git a/3281/CH2/EX2.28/ex2_28.sce b/3281/CH2/EX2.28/ex2_28.sce new file mode 100755 index 000000000..6aef5aca1 --- /dev/null +++ b/3281/CH2/EX2.28/ex2_28.sce @@ -0,0 +1,29 @@ +//Page Number: 112
+//Example 2.28
+clc;
+//Given
+c=3D+8; //m/s
+er=9;
+a=7; //cm
+a1=a/100; //m
+b=3.5; //cm
+b1=b/100; //m
+ur=1;
+f1=2D+9; //Hz
+
+//(i) Cut off frequency
+lamc=2*a1;
+fc=c/(lamc*sqrt(ur*er));
+disp('Ghz',fc/10^9,'Cut off frequency:');
+
+//(ii) Phase velocity
+lam=c/f1;//m
+lam1=lam*100;//cm
+lamc1=lamc*100;//cm
+lamg=lam1/(sqrt((ur*er)-((lamc1/lam1)^2))); //cm
+lamg1=lamg/100;//m
+vp=f1*lamg1;
+disp('m/s',vp,'Phase velocity:');
+
+///(iii)Guide wavelength
+disp('cm',lamg,'Guide wavelength:');
diff --git a/3281/CH2/EX2.29/ex2_29.jpg b/3281/CH2/EX2.29/ex2_29.jpg Binary files differnew file mode 100755 index 000000000..9573ea601 --- /dev/null +++ b/3281/CH2/EX2.29/ex2_29.jpg diff --git a/3281/CH2/EX2.29/ex2_29.sce b/3281/CH2/EX2.29/ex2_29.sce new file mode 100755 index 000000000..a99d15819 --- /dev/null +++ b/3281/CH2/EX2.29/ex2_29.sce @@ -0,0 +1,18 @@ +//Page Number: 112
+//Example 2.29
+clc;
+//Given
+c=3D+8; //m/s
+fc=9D+9; //Hz
+er=1;
+er1=4;
+p11=1.841;
+
+//(i) air filled
+a=(p11*c)/(2*%pi*fc*sqrt(er));
+disp('cm',a*100,'Inside diameter if air filled:');
+//(ii) dielectric field
+a1=(p11*c)/(2*%pi*fc*sqrt(er1));
+disp('cm',a1*100,'Inside diameter if dielectric filled:');
+
+//Answers are calculated wrong in book
diff --git a/3281/CH2/EX2.3/ex2_3.jpg b/3281/CH2/EX2.3/ex2_3.jpg Binary files differnew file mode 100755 index 000000000..f2721e0ab --- /dev/null +++ b/3281/CH2/EX2.3/ex2_3.jpg diff --git a/3281/CH2/EX2.3/ex2_3.sce b/3281/CH2/EX2.3/ex2_3.sce new file mode 100755 index 000000000..29f5b037f --- /dev/null +++ b/3281/CH2/EX2.3/ex2_3.sce @@ -0,0 +1,23 @@ +//Page Number: 92
+//Example 2.3
+clc;
+//Given,
+
+c=3D+8; //m/s
+a=4; //cm
+b=2; //cm
+f=10D+9; //Hz
+m=1;
+n=1;
+
+
+//Cutoff wavelength
+lamc=2/sqrt((m/a)^2+(n/b)^2);
+disp('cm',lamc,'Cut-off wavelength:');
+
+//Wave impedance
+lam=c/f;//m
+lam=lam*100;//cm
+eeta=120*%pi;
+z0=eeta*sqrt(1-(lam/lamc)^2);
+disp('ohm',z0,'Wave impedance:');
diff --git a/3281/CH2/EX2.30/ex2_30.jpg b/3281/CH2/EX2.30/ex2_30.jpg Binary files differnew file mode 100755 index 000000000..e25b123ee --- /dev/null +++ b/3281/CH2/EX2.30/ex2_30.jpg diff --git a/3281/CH2/EX2.30/ex2_30.sce b/3281/CH2/EX2.30/ex2_30.sce new file mode 100755 index 000000000..4d7472822 --- /dev/null +++ b/3281/CH2/EX2.30/ex2_30.sce @@ -0,0 +1,21 @@ +//Page Number: 113
+//Example 2.30
+clc;
+//Given
+c=3D+8; //m/s
+er=2.55;
+d=1; //mm
+d1=d/1000;//m
+
+//Cut off frequencies
+fctm0=0;
+disp('Ghz',fctm0,'Cut off frequency for mode TM0:');
+
+fcte1=c/(4*d1*sqrt(er-1));
+disp('Ghz',fcte1/10^9,'Cut off frequency at mode TE1:');
+
+fctm1=c/(2*d1*sqrt(er-1));
+disp('Ghz',fctm1/10^9,'Cut off frequency at mode TM1:');
+
+
+//Answers are calculated wrong in book
diff --git a/3281/CH2/EX2.31/ex2_31.jpg b/3281/CH2/EX2.31/ex2_31.jpg Binary files differnew file mode 100755 index 000000000..188a93ca6 --- /dev/null +++ b/3281/CH2/EX2.31/ex2_31.jpg diff --git a/3281/CH2/EX2.31/ex2_31.sce b/3281/CH2/EX2.31/ex2_31.sce new file mode 100755 index 000000000..514bb9e4d --- /dev/null +++ b/3281/CH2/EX2.31/ex2_31.sce @@ -0,0 +1,14 @@ +//Page Number: 113
+//Example 2.31
+clc;
+//Given,
+c=3D+8; //m/s
+f=15D+9; //hz
+d=5; //mm
+d1=d/1000; //m
+
+//Cut off frequency
+fc=0.8*f;
+//Dielctric constant
+er=(c/(2*d1*fc))^2+1;
+disp(er,'Dielectric constant:');
diff --git a/3281/CH2/EX2.4/ex2_4.jpg b/3281/CH2/EX2.4/ex2_4.jpg Binary files differnew file mode 100755 index 000000000..d8d690041 --- /dev/null +++ b/3281/CH2/EX2.4/ex2_4.jpg diff --git a/3281/CH2/EX2.4/ex2_4.sce b/3281/CH2/EX2.4/ex2_4.sce new file mode 100755 index 000000000..b1f895612 --- /dev/null +++ b/3281/CH2/EX2.4/ex2_4.sce @@ -0,0 +1,13 @@ +//Page Number: 93
+//Example 2.4
+clc;
+//Given,
+c=3D+8; //m/s
+f=10D+9; //Hz
+zte=410; //ohm
+
+//Wider dimension
+lam=c/f;//m
+lam=lam*100;//cm
+a=3/(2*(sqrt(1-(120*%pi/zte)^2)));
+disp('cm',a,'Wider dimension:');
diff --git a/3281/CH2/EX2.5/ex2_5.jpg b/3281/CH2/EX2.5/ex2_5.jpg Binary files differnew file mode 100755 index 000000000..393416a09 --- /dev/null +++ b/3281/CH2/EX2.5/ex2_5.jpg diff --git a/3281/CH2/EX2.5/ex2_5.sce b/3281/CH2/EX2.5/ex2_5.sce new file mode 100755 index 000000000..7f5effca6 --- /dev/null +++ b/3281/CH2/EX2.5/ex2_5.sce @@ -0,0 +1,48 @@ +//Page Number: 93
+//Example 2.5
+clc;
+//Given,
+c=3D+8; //m/s
+a=3.0; //cm
+b=1.5; //cm
+mur=1;
+er=2.25;
+x=mur*er;
+
+//(i) Cutoff wavelength and frequencuy
+disp('TE10 mode');
+m1=1;
+n1=0;
+lamc10=2/sqrt((m1/a)^2+(n1/b)^2);
+disp('cm',lamc10,'Cut-off wavelength:');
+lamc10=lamc10/100;
+f10=c/(lamc10*sqrt(x));
+disp('Ghz',f10/1D+9,'Cutoff frequency:');
+
+disp('TE20 mode');
+m2=2;
+n2=0;
+lamc20=2/sqrt((m2/a)^2+(n2/b)^2);
+disp('cm',lamc20,'Cut-off wavelength:');
+lamc20=lamc20/100;
+f20=c/(lamc20*sqrt(x));
+disp('Ghz',f20/1D+9,'Cutoff frequency:');
+
+disp('TE11 mode');
+m3=1;
+n3=1;
+lamc11=2/sqrt((m3/a)^2+(n3/b)^2);
+disp('cm',lamc11,'Cut-off wavelength:');
+lamc11=lamc11/100;
+f11=c/(lamc11*sqrt(x));
+disp('Ghz',f11/1D+9,'Cutoff frequency:');
+
+//(ii) lambg and Z0
+f=4D+9; //Hz
+lam=c/f;
+lamg=lam/(sqrt(x-((lam/lamc10)^2)));
+disp('cm',lamg*100,'Guide wavelength:');
+
+fc=3.33D+9; //Hz
+Z0=(120*%pi*(1/sqrt(x))*(b/a))/sqrt(1-((fc/f)^2));
+disp('ohm',round(Z0),'Impedance:');
diff --git a/3281/CH2/EX2.7/ex2_7.jpg b/3281/CH2/EX2.7/ex2_7.jpg Binary files differnew file mode 100755 index 000000000..112b4be69 --- /dev/null +++ b/3281/CH2/EX2.7/ex2_7.jpg diff --git a/3281/CH2/EX2.7/ex2_7.sce b/3281/CH2/EX2.7/ex2_7.sce new file mode 100755 index 000000000..e442d13fc --- /dev/null +++ b/3281/CH2/EX2.7/ex2_7.sce @@ -0,0 +1,36 @@ +//Page Number: 95
+//Example 2.5
+clc;
+//Given,
+c=3D+8; //m/s
+a=4; //cm
+b=2; //cm
+
+//(i) Mode
+lamc=2*a; //cm
+lamcm=lamc/100; //m
+fc=c/lamcm;
+//20% above fc
+f=1.2*fc; //Hz
+
+//Operating wavelength
+lam1=c/f; //cm
+
+//For TE10 mode
+lamc10=2*b;//cm
+lamcm10=lamc10/100;//m
+fc10=c/lamcm10;
+disp('Hence mode of operation is TE10','Hz',fc,'Since guide is operating at');
+
+//(ii)Guide wavelength
+lamm1=lam1*100;//cm
+lamg=lamm1/(sqrt(1-(lamm1/lamc)^2));
+disp('cm',lamg,'Guide wavelength:');
+
+//(iii) Phase velocity
+vp=f*lamg;
+disp('m/s',vp/100,'Phase velocity:');
+
+//(iii) Group velocity
+vg=c^2/vp;
+disp('m/s',vg,'Group velocity:');
diff --git a/3281/CH2/EX2.8/ex2_8.jpg b/3281/CH2/EX2.8/ex2_8.jpg Binary files differnew file mode 100755 index 000000000..2b1fd77e2 --- /dev/null +++ b/3281/CH2/EX2.8/ex2_8.jpg diff --git a/3281/CH2/EX2.8/ex2_8.sce b/3281/CH2/EX2.8/ex2_8.sce new file mode 100755 index 000000000..43e766ac1 --- /dev/null +++ b/3281/CH2/EX2.8/ex2_8.sce @@ -0,0 +1,28 @@ +//Page Number: 96
+//Example 2.8
+clc;
+//Given,
+c=3D+8; //m/s
+a=7; //cm
+b=3.5; //cm
+f=3D+9; //Hz
+h0=10; //amp/m
+
+//Wave impedance
+lamc=2*a;
+lam=c/f;//m
+lam=lam*100;//cm
+lamg=lam/sqrt(1-(lam/lamc)^2); //cm
+z0=377*lamg/h0; //ohm
+
+a1=a/100;//m
+b1=b/100;//m
+//Average power transmitted
+p=(z0*h0*h0*a1*b1)/4;
+disp('W',p,'Average power transmitted:');
+
+//Peak electric field
+e0=z0*h0;
+disp('kV/m',e0/1000,'Peak electric field:');
+
+//Answer for p is given as 28.3 W but it should be 32.99W
diff --git a/3281/CH2/EX2.9/ex2_9.jpg b/3281/CH2/EX2.9/ex2_9.jpg Binary files differnew file mode 100755 index 000000000..139c5e52a --- /dev/null +++ b/3281/CH2/EX2.9/ex2_9.jpg diff --git a/3281/CH2/EX2.9/ex2_9.sce b/3281/CH2/EX2.9/ex2_9.sce new file mode 100755 index 000000000..2fad2b547 --- /dev/null +++ b/3281/CH2/EX2.9/ex2_9.sce @@ -0,0 +1,15 @@ +//Page Number: 96
+//Example 2.9
+clc;
+//Given,
+c=3D+8; //m/s
+fc=3D+9; //Hz
+
+//Cutoff wavelength
+lamc=c/fc;
+a=lamc/2;//m
+a=a*100;//cm
+disp('Dimensions:');
+disp('cm',a,'a:');
+b=a/2; //cm
+disp('cm',b,'b:');
diff --git a/3281/CH3/EX3.12/ex3_12.jpg b/3281/CH3/EX3.12/ex3_12.jpg Binary files differnew file mode 100755 index 000000000..9c7e0cb25 --- /dev/null +++ b/3281/CH3/EX3.12/ex3_12.jpg diff --git a/3281/CH3/EX3.12/ex3_12.sce b/3281/CH3/EX3.12/ex3_12.sce new file mode 100755 index 000000000..27bc4703a --- /dev/null +++ b/3281/CH3/EX3.12/ex3_12.sce @@ -0,0 +1,58 @@ +//Page Number: 163
+//Example 3.12
+clc;
+//Given
+S11=0.6;
+S12=0.045;
+S21=2.5;
+S22=0.50;
+TS=0.5;
+TL=0.4;
+Z0=50; //ohm
+Vrms=10; //V
+
+//(i) Gain Parameters
+//(i)Reflection coefficients of input and output
+Tin=S11+((S12*S21*TL)/(1-(S22*TL)));
+Tout=S22+((S12*S21*TS)/(1-(S22*TS)));
+
+//Transducer Gain
+x=(1-(TS)^2)/((1-(S11*TS))^2);
+y=(S21*S21);
+z=(1-(TL)^2)/((1-(Tout*TL))^2);
+GT=x*y*z;
+disp(GT,'Transducer Gain:');
+
+//Available Power Gain
+z1=1-(Tout)^2;
+GA=(x*y)/z1;
+disp(GA,'Available power Gain:');
+
+//Power Gain
+z2=1-(Tin)^2;
+GP=(x*y)/z2;
+disp(GP,'Power Gain:');
+
+//(ii) Power levels
+//Power available at source
+Pavs=(sqrt(2)*Vrms)^2/(8*Z0);
+disp('W',Pavs,'Power available at source:');
+
+Pl=9.4*Pavs;
+//Power available at input
+Pin=Pl/13.5;
+disp('W',Pin,'Power available at input:');
+
+//(iii) VSWRs
+M1=Pin/Pavs;
+M2=Pl/(9.6*Pavs);
+
+Tin1=sqrt(1-M1);
+Tout1=sqrt(1-M2);
+
+vswrin=(1+Tin1)/(1-Tin1);
+disp(vswrin,'Input VSWR:');
+vswrout=(1+Tout1)/(1-Tout1);
+disp(vswrout,'Output VSWR:');
+
+//Calculations for gain are done wrong in book, hence answers dont match
diff --git a/3281/CH3/EX3.4/ex3_4.jpg b/3281/CH3/EX3.4/ex3_4.jpg Binary files differnew file mode 100755 index 000000000..48f96b3bb --- /dev/null +++ b/3281/CH3/EX3.4/ex3_4.jpg diff --git a/3281/CH3/EX3.4/ex3_4.sce b/3281/CH3/EX3.4/ex3_4.sce new file mode 100755 index 000000000..6e65dd25e --- /dev/null +++ b/3281/CH3/EX3.4/ex3_4.sce @@ -0,0 +1,12 @@ +//Page Number: 142
+//Example 3.4
+clc;
+//Given
+
+[z]=[4 2;2 4];
+[I]=[1 0;0 1];
+
+//Scattering matrix
+[s]={[z]-[I]}*inv({[z]+[I]});
+disp([s],'Scattering Matrix:');
+
diff --git a/3281/CH3/EX3.5/ex3_5.jpg b/3281/CH3/EX3.5/ex3_5.jpg Binary files differnew file mode 100755 index 000000000..6e0f2b196 --- /dev/null +++ b/3281/CH3/EX3.5/ex3_5.jpg diff --git a/3281/CH3/EX3.5/ex3_5.sce b/3281/CH3/EX3.5/ex3_5.sce new file mode 100755 index 000000000..0a21fa910 --- /dev/null +++ b/3281/CH3/EX3.5/ex3_5.sce @@ -0,0 +1,21 @@ +//Page Number: 142
+//Example 3.5
+clc;
+//Given
+P=12.8D-3; //W
+l=3; //cm
+lamb=4.2; //cm
+vswr=2.2;
+jfi=%i*4.49;
+
+//ap
+ap=sqrt(2*P);
+
+//Phase shift
+bl=(2*%pi*l)/lamb;
+//bp
+bp=(ap*(vswr-1))/(vswr+1);
+
+a=ap*exp(jfi);
+b=bp*exp(jfi);
+disp(a,b,'Required Waves:');
diff --git a/3281/CH3/EX3.6/ex3_6.jpg b/3281/CH3/EX3.6/ex3_6.jpg Binary files differnew file mode 100755 index 000000000..b21194b17 --- /dev/null +++ b/3281/CH3/EX3.6/ex3_6.jpg diff --git a/3281/CH3/EX3.6/ex3_6.sce b/3281/CH3/EX3.6/ex3_6.sce new file mode 100755 index 000000000..b802109b0 --- /dev/null +++ b/3281/CH3/EX3.6/ex3_6.sce @@ -0,0 +1,33 @@ +//Page Number: 143
+//Example 3.6
+clc;
+//Given
+S11=0.10;
+S12=0.90;
+A12=-45;
+S21=0.90;
+A21=45;
+S22=0.3;
+
+//(i) Network is reciprocal
+if(A12==A21)
+ disp('Network is reciprocal');
+else
+
+ disp('Network is not reciprocal');
+end
+
+//(ii) Network is lossles
+x=(S11^2)+(S12^2);
+if(x==1)
+ disp('Network is lossless');
+else
+
+ disp('Network is not lossless');
+end
+
+//(iii)Return loss
+T=S11-((S12*S21)/(1+S22));
+Tm=-T; //mod of T
+L=-20*log10(Tm);
+disp('dB',L,'Return Loss:');
diff --git a/3281/CH4/EX4.1/ex4_1.jpg b/3281/CH4/EX4.1/ex4_1.jpg Binary files differnew file mode 100755 index 000000000..293ed5b96 --- /dev/null +++ b/3281/CH4/EX4.1/ex4_1.jpg diff --git a/3281/CH4/EX4.1/ex4_1.sce b/3281/CH4/EX4.1/ex4_1.sce new file mode 100755 index 000000000..f97a22122 --- /dev/null +++ b/3281/CH4/EX4.1/ex4_1.sce @@ -0,0 +1,23 @@ +//Page Number: 193
+//Example 4.1
+clc;
+//Given
+a=5;//cm
+a1=a/100;//m
+b=2;//cm
+b1=b/100;//m
+c=15;//cm
+c1=c/100;//m
+
+//(i) Air filled cavity
+m=1;
+n=0;
+p=1;
+c=3D+8; //for air
+fr=(1/2)*c*sqrt((m/a1)^2+(n/b1)^2+(p/c1)^2); //hz
+disp('Ghz',fr/10^9,'Resonant frequency for an air filled cavity:');
+
+//(ii) Dielctric filled cavity
+er=2.56;
+fr1=(1/2)*(c/sqrt(er))*sqrt((m/a1)^2+(n/b1)^2+(p/c1)^2);//hz
+disp('Ghz',fr1/10^9,'Resonant frequency for dielectric cavity:');
diff --git a/3281/CH4/EX4.10/ex4_10.jpg b/3281/CH4/EX4.10/ex4_10.jpg Binary files differnew file mode 100755 index 000000000..a4414d560 --- /dev/null +++ b/3281/CH4/EX4.10/ex4_10.jpg diff --git a/3281/CH4/EX4.10/ex4_10.sce b/3281/CH4/EX4.10/ex4_10.sce new file mode 100755 index 000000000..b18ce22d5 --- /dev/null +++ b/3281/CH4/EX4.10/ex4_10.sce @@ -0,0 +1,26 @@ +//Page Number: 199
+//Example 4.10
+clc;
+//Given
+a=3;//cm
+a1=a/100;//m
+d=10;//cm
+d1=d/100;//m
+df=2.5D+6;
+er=2.25;
+p11=1.841;
+c=3D+8; //m/s
+
+//Resonant frequency
+fr=(c/2)*(sqrt((p11/a1)^2+(%pi/d1)^2));//hz
+disp('Ghz',fr/10^9,'Resonant frequency:');
+
+//Q without dielectric
+q0=fr/df;
+disp(q0,'Q wirhout dielectric constant:');
+
+// Q with dielectric
+fr1=fr/sqrt(er);
+qd=1D+3;
+q=(q0*qd)/(q0+qd);
+disp(q,'Q with dielectric constant:');
diff --git a/3281/CH4/EX4.11/ex4_11.jpg b/3281/CH4/EX4.11/ex4_11.jpg Binary files differnew file mode 100755 index 000000000..a565a99e2 --- /dev/null +++ b/3281/CH4/EX4.11/ex4_11.jpg diff --git a/3281/CH4/EX4.11/ex4_11.sce b/3281/CH4/EX4.11/ex4_11.sce new file mode 100755 index 000000000..8f81bfdd7 --- /dev/null +++ b/3281/CH4/EX4.11/ex4_11.sce @@ -0,0 +1,24 @@ +//Page Number: 200
+//Example 4.11
+clc;
+//Given
+f=9.375D+9;//hz
+sig=5.8D+7;
+eet=377;
+c=3D+8; //m/s
+w=2*%pi*f;
+r=1.5;
+u=4D-7*%pi;
+
+//Radius
+a=c/(f*2.62);//m
+disp('cm',a*100,'Radius of resonantor');
+
+//O
+rs=sqrt((w*u)/(2*sig));//ohm
+x=1.202*eet;
+y=rs*(1+(1/r));
+q=x/y;
+disp(q,'Q of the resonator:');
+
+//Answer for Q is calculated as 10875 in book but it is 10763.303
diff --git a/3281/CH4/EX4.12/ex4_12.jpg b/3281/CH4/EX4.12/ex4_12.jpg Binary files differnew file mode 100644 index 000000000..04396bc04 --- /dev/null +++ b/3281/CH4/EX4.12/ex4_12.jpg diff --git a/3281/CH4/EX4.12/ex4_12.sce b/3281/CH4/EX4.12/ex4_12.sce new file mode 100644 index 000000000..3e0a3abe1 --- /dev/null +++ b/3281/CH4/EX4.12/ex4_12.sce @@ -0,0 +1,33 @@ +//Page Number: 215
+//Example 4.12
+clc;
+//Given
+f=5D+9;//hz
+sig=5.813D+7;
+er=2.25;
+tandel=4D-4;
+c=3D+8; //m/s
+h01=3.832;
+u=4D-7*%pi;
+
+//Length of resonator
+lamr=c/(f*sqrt(er));
+d=sqrt([{(((2*3.832)^2)+(%pi*%pi))*(lamr*lamr)}/(2*2*%pi*%pi)]);
+disp('cm',d*100,'Length of resonator:');
+
+//Q of resonator
+n=(120*%pi)/sqrt(er);
+Rs=sqrt((f*u)/sig);
+a=d/2;
+Qw1=n*[[(h01/a)^2+(%pi/d)^2]^(3/2)];
+Qw2=2*Rs*[((h01*h01)/(a*a*a))+((2*%pi*%pi)/(d*d*d))];
+Qw=Qw1/Qw2;
+Qd=1/tandel;
+Q=(Qw*Qd)/(Qw+Qd);
+disp(Q,'Q of resonator:');
+
+//Value of Qw is calculated wrong in the book, it should be 50057.91 instead of 53473.8
+//Hence the value of Q also differs
+
+
+
diff --git a/3281/CH4/EX4.13/ex4_13.jpg b/3281/CH4/EX4.13/ex4_13.jpg Binary files differnew file mode 100755 index 000000000..dc7c1df41 --- /dev/null +++ b/3281/CH4/EX4.13/ex4_13.jpg diff --git a/3281/CH4/EX4.13/ex4_13.sce b/3281/CH4/EX4.13/ex4_13.sce new file mode 100755 index 000000000..77b829fa7 --- /dev/null +++ b/3281/CH4/EX4.13/ex4_13.sce @@ -0,0 +1,22 @@ +//Page Number: 215
+//Example 4.13
+clc;
+//Given
+p=100; //mW
+//As 2 and 3 are matched terminals
+x=1/2;
+y=1/sqrt(2);
+s=[x -x y;-x 0 y;y y 0];
+
+//Power delivered
+//Port 1
+p1=p*(1-s(1,1)^2);
+disp('mW',p1,'Power at port 1:');
+
+//Port2
+p2=p*s(2,1)^2;
+disp('mW',p2,'Power at port 2:');
+
+//Port 3
+p3=p*s(3,1)^2;
+disp('mW',p3,'Power at port 3:');
diff --git a/3281/CH4/EX4.14/ex4_14.jpg b/3281/CH4/EX4.14/ex4_14.jpg Binary files differnew file mode 100755 index 000000000..042cf5762 --- /dev/null +++ b/3281/CH4/EX4.14/ex4_14.jpg diff --git a/3281/CH4/EX4.14/ex4_14.sce b/3281/CH4/EX4.14/ex4_14.sce new file mode 100755 index 000000000..56fff5833 --- /dev/null +++ b/3281/CH4/EX4.14/ex4_14.sce @@ -0,0 +1,27 @@ +//Page Number: 216
+//Example 4.14
+clc;
+//Given
+p=40; //mW
+//Since port 3 is matched
+x=sqrt(2);
+s=[1 1 x;1 1 -x;x -x 0];
+r1=40; //ohm
+r2=60; //ohm
+w=50; //ohm
+
+//Reflection coefficients
+T1=(w-r1)/(w+r1);
+T2=(r2-w)/(r2+w);
+
+//As power is fed into 1 and 2 equally
+pd=p/2;
+
+//Power delivered
+//Port 1
+p1=pd*(1-T1^2);
+disp('mW',p1,'Power at port 1:');
+
+//Port2
+p2=pd*(1-T2^2);
+disp('mW',p2,'Power at port 2:');
diff --git a/3281/CH4/EX4.15/ex4_15.jpg b/3281/CH4/EX4.15/ex4_15.jpg Binary files differnew file mode 100755 index 000000000..abb7b1c69 --- /dev/null +++ b/3281/CH4/EX4.15/ex4_15.jpg diff --git a/3281/CH4/EX4.15/ex4_15.sce b/3281/CH4/EX4.15/ex4_15.sce new file mode 100755 index 000000000..a3823899f --- /dev/null +++ b/3281/CH4/EX4.15/ex4_15.sce @@ -0,0 +1,39 @@ +//Page Number: 216
+//Example 4.15
+clc;
+//Given
+T1=1/2;
+T2=3/5;
+T3=0;
+T4=4/5;
+p=500D-3; //W
+//S matrix for magic Tee
+x=1/sqrt(2);
+s=[0 0 x x;0 0 x -x;x x 0 0;x -x 0 0];
+//Using the input output relation
+//[b]=[s]*[a]
+b=[0.6565;0.7576;0.5536;0.0892];
+
+//(i) Power transmitted through ports
+//Port 1
+p1=(1/2)*b(1,1)^2*(1-T1^2);
+disp('W',p1,'Power at port 1:');
+
+//Port2
+p2=(1/2)*(b(2,1)^2)*(1-(T2^2));
+disp('W',p2,'Power at port 2:');
+
+//Port 4
+p4=(1/2)*b(4,1)^2*(1-T4^2);
+disp('W',p4,'Power at port 4:');
+
+//(ii) Power reflected at port 3
+//Port 3
+p3=p*b(3,1)^2;
+disp('W',p3,'Power at port 3:');
+
+//(iii) Power absorbed
+pabs=p-(p1+p2+p3+p4);
+disp('W',pabs,'Power absorbed:');
+
+//Answer for power absorbed is calculated wrong in book
diff --git a/3281/CH4/EX4.18/ex4_18.jpg b/3281/CH4/EX4.18/ex4_18.jpg Binary files differnew file mode 100755 index 000000000..e78a3b06b --- /dev/null +++ b/3281/CH4/EX4.18/ex4_18.jpg diff --git a/3281/CH4/EX4.18/ex4_18.sce b/3281/CH4/EX4.18/ex4_18.sce new file mode 100755 index 000000000..4aee6c2a4 --- /dev/null +++ b/3281/CH4/EX4.18/ex4_18.sce @@ -0,0 +1,15 @@ +//Page Number: 236
+//Example 4.18
+clc;
+//Given
+C=10; //dB
+D=30; //dB
+
+//Parameters
+bet=10^(-C/20);
+x=bet/(10^(D/20));
+a=sqrt(1-(bet*bet));
+//Scattering matrix
+//Assuming symmetery
+s=[0 a x (bet*%i);a 0 (bet*%i) x;x (bet*%i) 0 a;(bet*%i) x a 0];
+disp(s,'Scattering matrix:');
diff --git a/3281/CH4/EX4.2/ex4_2.jpg b/3281/CH4/EX4.2/ex4_2.jpg Binary files differnew file mode 100755 index 000000000..6f2035d66 --- /dev/null +++ b/3281/CH4/EX4.2/ex4_2.jpg diff --git a/3281/CH4/EX4.2/ex4_2.sce b/3281/CH4/EX4.2/ex4_2.sce new file mode 100755 index 000000000..2e1080000 --- /dev/null +++ b/3281/CH4/EX4.2/ex4_2.sce @@ -0,0 +1,17 @@ +//Page Number: 193
+//Example 4.2
+clc;
+//Given
+a=0.38;//cm
+a1=a/100;//m
+b=0.76;//cm
+b1=b/100;//m
+f=50D+9;
+c=3D+8;
+
+//Length for TE102
+m=1;
+n=0;
+p=2;
+l=1/sqrt((f/c)^2-(1/(4*b1^2)));//m
+disp('cm',l*100,'Length c:');
diff --git a/3281/CH4/EX4.20/ex4_20.jpg b/3281/CH4/EX4.20/ex4_20.jpg Binary files differnew file mode 100755 index 000000000..b5ce9fea9 --- /dev/null +++ b/3281/CH4/EX4.20/ex4_20.jpg diff --git a/3281/CH4/EX4.20/ex4_20.sce b/3281/CH4/EX4.20/ex4_20.sce new file mode 100755 index 000000000..b7c86994b --- /dev/null +++ b/3281/CH4/EX4.20/ex4_20.sce @@ -0,0 +1,24 @@ +//Page Number: 238
+//Example 4.20
+clc;
+//Given
+vswr=2;
+D1=8; //mW
+D2=2; //mW
+
+//Reflection coefficient at arm 4
+T=(vswr-1)/(vswr+1);
+//Powwe delivered to D1
+P=(D1*100)/(1-T^2);
+P1=0.99*P;
+//Power reflected at D1
+W1=(P/100)*T*T;
+//Power reflected at load
+W2=D2-W1;
+Tt=sqrt((W2*100)/(P1));
+pt=(1+Tt)/(1-Tt);
+disp(pt,'VSWR:');
+Pl=P1*(1-(Tt*Tt));
+disp('mW',Pl,'Power delivered:');
+
+//Answer for P1 should be 792 but it is given as 800
diff --git a/3281/CH4/EX4.21/ex4_21.jpg b/3281/CH4/EX4.21/ex4_21.jpg Binary files differnew file mode 100644 index 000000000..c84fb8fa6 --- /dev/null +++ b/3281/CH4/EX4.21/ex4_21.jpg diff --git a/3281/CH4/EX4.21/ex4_21.sce b/3281/CH4/EX4.21/ex4_21.sce new file mode 100644 index 000000000..ae9dafb68 --- /dev/null +++ b/3281/CH4/EX4.21/ex4_21.sce @@ -0,0 +1,11 @@ +//Page Number: 239
+//Example 4.21
+clc;
+//Given
+I=30; //dB
+Il=0.4; //dB
+
+S12=10^(I/-20);
+S21=10^(Il/-20);
+s=[0 S12;S21 0];
+disp(s,'Scattering matrix:');
diff --git a/3281/CH4/EX4.22/ex4_22.jpg b/3281/CH4/EX4.22/ex4_22.jpg Binary files differnew file mode 100755 index 000000000..dcf784f9d --- /dev/null +++ b/3281/CH4/EX4.22/ex4_22.jpg diff --git a/3281/CH4/EX4.22/ex4_22.sce b/3281/CH4/EX4.22/ex4_22.sce new file mode 100755 index 000000000..c4c6e615f --- /dev/null +++ b/3281/CH4/EX4.22/ex4_22.sce @@ -0,0 +1,21 @@ +//Page Number: 240
+//Example 4.22
+clc;
+//Given
+I=30; //dB
+Il=2; //dB
+p=1.3;
+
+//Elelments
+T=(p-1)/(p+1);
+S11=T;
+S22=T;
+S33=T;
+S12=10^(-Il/20);
+S13=10^(-I/20);
+S21=S13;
+S32=S13;
+S23=S12;
+S31=S23;
+s=[S11 S21 S31;S12 S22 S32;S13 S23 S33];
+disp(s,'Scattering matrix:');
diff --git a/3281/CH4/EX4.23/ex4_23.jpg b/3281/CH4/EX4.23/ex4_23.jpg Binary files differnew file mode 100755 index 000000000..d0bbd40b4 --- /dev/null +++ b/3281/CH4/EX4.23/ex4_23.jpg diff --git a/3281/CH4/EX4.23/ex4_23.sce b/3281/CH4/EX4.23/ex4_23.sce new file mode 100755 index 000000000..de1da3c76 --- /dev/null +++ b/3281/CH4/EX4.23/ex4_23.sce @@ -0,0 +1,21 @@ +//Page Number: 249
+//Example 4.23
+clc;
+//Given
+f=10D+9; //Hz
+u=4D-7*%pi;
+c=3D+8; //m/s
+a=2.29; //cm
+a1=a/100;
+b=1.02; //cm
+b1=b/100;
+
+//E/H
+w=2*%pi*f;
+EbyH=(w*u)/sqrt(((w/c)^2)+((%pi/a1)^2));
+lam=c/f;
+lamc=2*a1;
+d=(1/4)*(lam/sqrt(1-((lam/lamc)^2)));
+disp('cm',d*100,'Position:');
+
+//Answer for positon is calculated wrong in book
diff --git a/3281/CH4/EX4.24/ex4_24.jpg b/3281/CH4/EX4.24/ex4_24.jpg Binary files differnew file mode 100755 index 000000000..0b9bf4649 --- /dev/null +++ b/3281/CH4/EX4.24/ex4_24.jpg diff --git a/3281/CH4/EX4.24/ex4_24.sce b/3281/CH4/EX4.24/ex4_24.sce new file mode 100755 index 000000000..5e2bf5426 --- /dev/null +++ b/3281/CH4/EX4.24/ex4_24.sce @@ -0,0 +1,9 @@ +//Page Number: 250
+//Example 4.24
+clc;
+//Given
+//As it is perfectly matched
+S12=1/sqrt(2);
+S21=S12;
+s=[0 S12;S21 0];
+disp(s,'Scattering matrix:');
diff --git a/3281/CH4/EX4.3/ex4_3.jpg b/3281/CH4/EX4.3/ex4_3.jpg Binary files differnew file mode 100755 index 000000000..84cf92efb --- /dev/null +++ b/3281/CH4/EX4.3/ex4_3.jpg diff --git a/3281/CH4/EX4.3/ex4_3.sce b/3281/CH4/EX4.3/ex4_3.sce new file mode 100755 index 000000000..0a84ccc69 --- /dev/null +++ b/3281/CH4/EX4.3/ex4_3.sce @@ -0,0 +1,29 @@ +//Page Number: 194
+//Example 4.3
+clc;
+//Given
+c=3D+8; //m/s
+a=2.286;//cm
+a1=a/100;//m
+b=1.024;//cm
+b1=b/100;//m
+f=10D+9;//hz
+sig=6D+7;
+u=4D-7*%pi;
+w=2*%pi*f;
+eet=377;
+
+//Shortest cavity length
+lamc=2*a1;//m
+fc=c/lamc;//hz
+lam=c/f;//m
+lamg=lam/sqrt(1-(fc/f)^2);//m
+sc=lamg/2;//m
+disp('cm',sc*100,'Shortest cavity length:');
+
+//Qw of the resonator operating in TE101 mode
+rs=sqrt((w*u)/(2*sig));//ohm
+lamr=c/f;
+x=(((a1*b1)/(sc^2))+((sc^2+a1^2)/(2*sc*a1))+(b1*sc/a1^2));
+qw=(2*%pi*eet*a1*b1*sc)/(rs*(lamr^3)*x);
+disp(qw,'Qw of the resonator operating in TE101 mode');
diff --git a/3281/CH4/EX4.4/ex4_4.jpg b/3281/CH4/EX4.4/ex4_4.jpg Binary files differnew file mode 100755 index 000000000..936acc9cf --- /dev/null +++ b/3281/CH4/EX4.4/ex4_4.jpg diff --git a/3281/CH4/EX4.4/ex4_4.sce b/3281/CH4/EX4.4/ex4_4.sce new file mode 100755 index 000000000..501457034 --- /dev/null +++ b/3281/CH4/EX4.4/ex4_4.sce @@ -0,0 +1,39 @@ +//Page Number: 195
+//Example 4.4
+clc;
+//Given
+c=3D+8; //m/s
+a=4.8;//cm
+a1=a/100;//m
+b=2.2;//cm
+b1=b/100;//m
+f=5D+9;//hz
+er=2.25;
+tandel=4D-4;
+sig=5.813D+7;
+oneby=3D+8;
+u=4D-7*%pi;
+w=2*%pi*f;
+eet=377;
+
+//Length at p=1
+m=1;
+n=0;
+p=1;
+z=(f*2*sqrt(er))/c;
+cp1=p/sqrt((z^2)-((m/a1)^2)-((n/b1)^2));
+disp('cm',cp1*100,'Length of resonator at p=1:');
+
+//At p=2
+cp2=cp1*2;
+disp('cm',cp2*100,'Length of resonator at p=2:');
+
+//Qw
+rs=sqrt((w*u)/(2*sig));//ohm
+lamr=c/(f*sqrt(er));
+x=(((a1*b1)/(cp1^2))+((cp1^2+a1^2)/(2*cp1*a1))+(b1*cp1/a1^2));
+qw=(2*%pi*(eet/sqrt(er))*a1*b1*cp1)/(rs*(lamr^3)*x);
+qd=1/tandel;
+q=(qw*qd)/(qw+qd);
+disp(q,'Q for TE101 mode:');
+
diff --git a/3281/CH4/EX4.5/ex4_5.jpg b/3281/CH4/EX4.5/ex4_5.jpg Binary files differnew file mode 100755 index 000000000..e4a6a2ded --- /dev/null +++ b/3281/CH4/EX4.5/ex4_5.jpg diff --git a/3281/CH4/EX4.5/ex4_5.sce b/3281/CH4/EX4.5/ex4_5.sce new file mode 100755 index 000000000..72083e89e --- /dev/null +++ b/3281/CH4/EX4.5/ex4_5.sce @@ -0,0 +1,37 @@ +//Page Number: 196
+//Example 4.5
+clc;
+//Given
+c=3D+8; //m/s
+a=2;//cm
+a1=a/100;//m
+b=2.5;//cm
+b1=b/100;//m
+
+disp('TE modes');
+h01=3.832;
+fr=(c/(2*%pi))*sqrt((h01/a1)^2+(%pi/b1)^2);//hz
+disp('Ghz',fr/10^9,'Resonant frequency for mode TE010:');
+
+h11=1.841;
+fr1=(c/(2*%pi))*sqrt((h11/a1)^2+(%pi/b1)^2);//hz
+disp('Ghz',fr1/10^9,'Resonant frequency for mode TE111:');
+
+h21=3.054;
+fr2=(c/(2*%pi))*sqrt((h21/a1)^2+(%pi/b1)^2);//hz
+disp('Ghz',fr2/10^9,'Resonant frequency for mode TE211:');
+
+disp('TM modes:');
+l1=0;
+h011=2.405;
+fr3=(c/(2*%pi))*sqrt((h011/a1)^2+(%pi*l1/b1)^2);//hz
+disp('Ghz',fr3/10^9,'Resonant frequency for mode TM010');
+
+l2=1;
+fr4=(c/(2*%pi))*sqrt((h011/a1)^2+(%pi*l2/b1)^2);//hz
+disp('Ghz',fr4/10^9,'resonant frequency for mode TM011:');
+
+l3=1;
+h111=3.832;
+fr5=(c/(2*%pi))*sqrt((h111/a1)^2+(%pi*l3/b1)^2);//hz
+disp('Ghz',fr5/10^9,'Resonant frequency for mode TM111:');
diff --git a/3281/CH4/EX4.6/ex4_6.jpg b/3281/CH4/EX4.6/ex4_6.jpg Binary files differnew file mode 100755 index 000000000..2ac183d85 --- /dev/null +++ b/3281/CH4/EX4.6/ex4_6.jpg diff --git a/3281/CH4/EX4.6/ex4_6.sce b/3281/CH4/EX4.6/ex4_6.sce new file mode 100755 index 000000000..ddc7aa1c5 --- /dev/null +++ b/3281/CH4/EX4.6/ex4_6.sce @@ -0,0 +1,9 @@ +//Page Number: 196
+//Example 4.6
+clc;
+//Given
+QTM010=1.202;
+QTE101=1.11;
+
+r=QTM010/QTE101;
+disp(r,'Ratio of Qs of cylindrical and rectangular resonators:');
diff --git a/3281/CH4/EX4.7/ex4_7.jpg b/3281/CH4/EX4.7/ex4_7.jpg Binary files differnew file mode 100755 index 000000000..762a00460 --- /dev/null +++ b/3281/CH4/EX4.7/ex4_7.jpg diff --git a/3281/CH4/EX4.7/ex4_7.sce b/3281/CH4/EX4.7/ex4_7.sce new file mode 100755 index 000000000..23cd817e3 --- /dev/null +++ b/3281/CH4/EX4.7/ex4_7.sce @@ -0,0 +1,21 @@ +//Page Number: 197
+//Example 4.7
+clc;
+//Given
+f=7.07D+9;//hz
+a=3;//cm
+a1=a/100;//m
+sig=5.8D+7;
+er=2.25;
+tandel=4D-4;
+ur=1;
+n=377;
+w=2*%pi*f;
+u=4D-7*%pi;
+
+//Q of resonantor
+rs=sqrt(w*u/(2*sig));//ohm
+qw=(0.7419*n)/(rs*sqrt(2.25));
+qd=1/tandel;
+q=(qw*qd)/(qw+qd);
+disp(q,'Q of resonator:');
diff --git a/3281/CH4/EX4.8/ex4_8.jpg b/3281/CH4/EX4.8/ex4_8.jpg Binary files differnew file mode 100755 index 000000000..e291cc677 --- /dev/null +++ b/3281/CH4/EX4.8/ex4_8.jpg diff --git a/3281/CH4/EX4.8/ex4_8.sce b/3281/CH4/EX4.8/ex4_8.sce new file mode 100755 index 000000000..f32a729c2 --- /dev/null +++ b/3281/CH4/EX4.8/ex4_8.sce @@ -0,0 +1,39 @@ +//Page Number: 198
+//Example 4.8
+clc;
+//Given
+a=5;//cm
+a1=a/100;//m
+b=4;//cm
+b1=b/100;//m
+c=10;//cm
+c1=c/100;//m
+sig=5.8D+7;
+u0=4D-7*%pi;
+er=3;
+eet=377;
+
+ur=1;
+spl=3D+8;
+tandel=2.5D-4;
+
+//TE101 mode
+m=1;
+n=0;
+p=1;
+fr=(spl/(2*sqrt(er*ur)))*sqrt((m/a1)^2+(n/b1)^2+(p/c1)^2);//hz
+disp('Ghz',fr/10^9,'Resonant frequency:');
+
+w=2*%pi*fr;
+rs=sqrt((w*u0)/(2*sig));//ohm
+lamr=spl/(fr*sqrt(er));
+x=(((a1*b1)/(c1^2))+((c1^2+a1^2)/(2*c1*a1))+((b1*c1)/a1^2));
+qw=(2*%pi*(eet/sqrt(er))*a1*b1*c1)/(rs*(lamr^3)*x);
+disp(qw,'Q for TE101 mode:');
+
+qd=1/tandel;
+q=(qw*qd)/(qw+qd);
+disp(q,'Q for lossy dielectric:');
+
+//Value of qw is calculated wrong in book as lamr comes to be 0.08 not 0.89 m
+
diff --git a/3281/CH4/EX4.9/ex4_9.jpg b/3281/CH4/EX4.9/ex4_9.jpg Binary files differnew file mode 100755 index 000000000..ffe77846a --- /dev/null +++ b/3281/CH4/EX4.9/ex4_9.jpg diff --git a/3281/CH4/EX4.9/ex4_9.sce b/3281/CH4/EX4.9/ex4_9.sce new file mode 100755 index 000000000..cc5d10a64 --- /dev/null +++ b/3281/CH4/EX4.9/ex4_9.sce @@ -0,0 +1,22 @@ +//Page Number: 198
+//Example 4.9
+clc;
+//Given
+c=3D+8; //m/s
+a=2.286;//cm
+a1=a/100;//m
+b=1.106;//cm
+b1=b/100;//m
+
+//For fr1=9.3D+9;
+fr1=9.3D+9;//hz
+lamr1=c/fr1;//m
+c1=(2*a1)/sqrt((((2*a1)/lamr1)^2)-1);
+
+//For fr2=10.2D+9;
+fr2=10.2D+9;//hz
+lamr2=c/fr2;//m
+c2=(2*a1)/sqrt((((2*a1)/lamr2)^2)-1);
+
+r=c1-c2;
+disp('cm',r*100,'Range of piston movement:');
diff --git a/3281/CH5/EX5.1/ex5_1.jpg b/3281/CH5/EX5.1/ex5_1.jpg Binary files differnew file mode 100755 index 000000000..11c5bdb5d --- /dev/null +++ b/3281/CH5/EX5.1/ex5_1.jpg diff --git a/3281/CH5/EX5.1/ex5_1.sce b/3281/CH5/EX5.1/ex5_1.sce new file mode 100755 index 000000000..b1a705ba0 --- /dev/null +++ b/3281/CH5/EX5.1/ex5_1.sce @@ -0,0 +1,34 @@ +//Page Number: 288
+//Example 5.1
+clc;
+//Given
+f=10D+9; //Hz
+v=9D+3; //V
+i=40D-3; //A
+l=3; //cm
+l1=l/100; //m
+G=2D-6; //mho
+bet=0.92;
+j1x=0.582;
+x=1.841;
+ebym=1.7D+11; //J
+
+//Maximum voltage
+w=2*%pi*f;
+v0x=sqrt(2*ebym);
+thet=(w*l1)/(v0x*sqrt(v));
+
+av=(bet^2*thet*i*j1x)/(x*v*G);
+disp('V',av,'Maximum voltage:');
+
+//Power Gain
+ic=2*i*j1x;
+v2=(bet*ic)/G;
+pout=bet*ic*v2;
+pin=2*i*v;
+
+//Efficiency
+eet=pout/pin;
+disp('%',eet*100,'Power gain:');
+
+//Answer for effciency comes out to be wrong, it is calculted wrongly in book
diff --git a/3281/CH5/EX5.10/ex5_10.jpg b/3281/CH5/EX5.10/ex5_10.jpg Binary files differnew file mode 100755 index 000000000..70e47b5fb --- /dev/null +++ b/3281/CH5/EX5.10/ex5_10.jpg diff --git a/3281/CH5/EX5.10/ex5_10.sce b/3281/CH5/EX5.10/ex5_10.sce new file mode 100755 index 000000000..820d2169a --- /dev/null +++ b/3281/CH5/EX5.10/ex5_10.sce @@ -0,0 +1,35 @@ +//Page Number: 296
+//Example 5.10
+clc;
+//Given
+f=4D+9;//hz
+v0=10D+3;//V
+i0=0.75;//A
+v1=2; //V
+bet=1;
+rsh=10D+3;//ohm
+p=5D-5;//C/m^3
+r=0.6;
+rsht=4D+3;//ohm
+e=1.6D-19;
+m=9.1D-31;
+ee=8.854D-12;
+
+//(i) Induced current and voltage in output cavity
+w1=sqrt(e*p/(m*ee));//rad/sec
+w=2*%pi*f;
+wq=0.5*w1;//rad/sec
+rr=w/wq;
+
+i4=[(i0^3)*(rr^3)*(bet^6)*v1*(rsh^2)]/(8*(v0^3)); //A
+disp('A',i4,'Induced current:');
+v4=i4*rsht;//V
+disp('kV',v4/1000,'Induced voltage:');
+
+//(ii) Power output
+pout=(i4^4)*rsht;//W
+disp('W',pout,'Power output:');
+
+//Answer for Pout should be 13.43 kW but it is given as 10.89kW as value of I4 is calculated as 1.289 but it comes out to be 1.35
+
+
diff --git a/3281/CH5/EX5.11/ex5_11.jpg b/3281/CH5/EX5.11/ex5_11.jpg Binary files differnew file mode 100755 index 000000000..fef7643d6 --- /dev/null +++ b/3281/CH5/EX5.11/ex5_11.jpg diff --git a/3281/CH5/EX5.11/ex5_11.sce b/3281/CH5/EX5.11/ex5_11.sce new file mode 100755 index 000000000..7f5b20011 --- /dev/null +++ b/3281/CH5/EX5.11/ex5_11.sce @@ -0,0 +1,25 @@ +//Page Number: 297
+//Example 5.9
+clc;
+//Given
+f=8D+9;//hz
+v0=500;//V
+l=1.2;//mm
+l1=l/1000;//m
+rsh=18D+3;//ohm
+ebym=1.759D+11;
+ee=8.854D-12;
+
+//(i) Repeller voltage
+n=1+(3/4);
+v11=(ebym*n*n)/(8*(l1^2)*(f^2));
+vr=sqrt(v0/v11)-v0;
+disp('V',vr,'Repeller voltage:');
+
+//(ii) Required dc current
+v2=200;//V
+j1x=0.582;
+i=v2/(2*rsh*j1x);//A
+disp('mA',i*1000,'Required dc current:');
+
+//Answer for repeller voltage is calculated wrong in book
diff --git a/3281/CH5/EX5.12/ex5_12.jpg b/3281/CH5/EX5.12/ex5_12.jpg Binary files differnew file mode 100755 index 000000000..43aff3c63 --- /dev/null +++ b/3281/CH5/EX5.12/ex5_12.jpg diff --git a/3281/CH5/EX5.12/ex5_12.sce b/3281/CH5/EX5.12/ex5_12.sce new file mode 100755 index 000000000..747f022f9 --- /dev/null +++ b/3281/CH5/EX5.12/ex5_12.sce @@ -0,0 +1,21 @@ +//Page Number: 298
+//Example 5.12
+clc;
+//Given
+f=9D+9;//hz
+v0=361;//V
+i0=30D-3;//A
+l=0.1;//cm
+l1=l/100;//m
+x=2.408;
+j1x=0.582;
+ebym=1.759D+11;
+
+//Maximum power output
+n=1;
+pout=2*i0*v0*x*j1x/(2*%pi*(n+(3/4)));//W
+disp('W',pout,'Maximum power output:');
+
+//Operating repeller voltage
+vr=((6.744D-6*sqrt(v0)*l1*f)/(n+(3/4)))-v0;//v
+disp('V',vr,'Operating repeller voltage:');
diff --git a/3281/CH5/EX5.13/ex5_13.jpg b/3281/CH5/EX5.13/ex5_13.jpg Binary files differnew file mode 100755 index 000000000..ac80aaeb9 --- /dev/null +++ b/3281/CH5/EX5.13/ex5_13.jpg diff --git a/3281/CH5/EX5.13/ex5_13.sce b/3281/CH5/EX5.13/ex5_13.sce new file mode 100755 index 000000000..cf63e5491 --- /dev/null +++ b/3281/CH5/EX5.13/ex5_13.sce @@ -0,0 +1,13 @@ +//Page Number: 298
+//Example 5.13
+clc;
+//Given
+f=9D+9;//hz
+v0=250;//V
+l=0.5;//cm
+l1=l/100;//m
+
+//Bandwidth
+n=3;
+df=(n+(3/4))/(6.774D-6*l1*sqrt(v0));//hz
+disp('Mhz',df/10^6,'Bandwidth:');
diff --git a/3281/CH5/EX5.14/ex5_14.jpg b/3281/CH5/EX5.14/ex5_14.jpg Binary files differnew file mode 100755 index 000000000..1ecb034c2 --- /dev/null +++ b/3281/CH5/EX5.14/ex5_14.jpg diff --git a/3281/CH5/EX5.14/ex5_14.sce b/3281/CH5/EX5.14/ex5_14.sce new file mode 100755 index 000000000..bea2997ee --- /dev/null +++ b/3281/CH5/EX5.14/ex5_14.sce @@ -0,0 +1,13 @@ +//Page Number: 299
+//Example 5.14
+clc;
+//Given
+f=10D+9;//hz
+v0=600;//V
+vr=250;//V
+ebym=1.759D+11;
+
+//Repeller space
+n=1;
+l=sqrt((ebym*(n+(3/4))^2*(vr+v0)^2)/(8*f^2*v0));//m
+disp('mm',l*1000,'Repeller space:');
diff --git a/3281/CH5/EX5.15/ex5_15.jpg b/3281/CH5/EX5.15/ex5_15.jpg Binary files differnew file mode 100755 index 000000000..bd79c898a --- /dev/null +++ b/3281/CH5/EX5.15/ex5_15.jpg diff --git a/3281/CH5/EX5.15/ex5_15.sce b/3281/CH5/EX5.15/ex5_15.sce new file mode 100755 index 000000000..d1a5f6dc4 --- /dev/null +++ b/3281/CH5/EX5.15/ex5_15.sce @@ -0,0 +1,25 @@ +//Page Number: 299
+//Example 5.15
+clc;
+//Given
+v0=300;//V
+i0=20D-3;//A
+v1=40;//V
+n=2;
+x=2.408;
+j1x=0.52;
+
+//(i) Input power
+pin=i0*v0;//W
+disp('W',pin,'Input power:');
+
+//(ii) Output power
+pout=(2*v0*i0*x*j1x)/((2*%pi*n)-(%pi/2));//W
+disp('W',pout,'Output power:');
+
+//Efficiency
+eet=pout/pin;
+disp('%',eet*100,'Efficiency:');
+
+//Answer for output power in book is 0.7 which is wrong, it should be 1.3W
+//Hence answer of efficiency also changes
diff --git a/3281/CH5/EX5.16/ex5_16.jpg b/3281/CH5/EX5.16/ex5_16.jpg Binary files differnew file mode 100755 index 000000000..891296a14 --- /dev/null +++ b/3281/CH5/EX5.16/ex5_16.jpg diff --git a/3281/CH5/EX5.16/ex5_16.sce b/3281/CH5/EX5.16/ex5_16.sce new file mode 100755 index 000000000..ce1915bfa --- /dev/null +++ b/3281/CH5/EX5.16/ex5_16.sce @@ -0,0 +1,31 @@ +//Page Number: 300
+//Example 5.16
+clc;
+//Given
+f=10D+9;//hz
+v0=600;//V
+l=0.1;//cm
+l1=l/100;//m
+bet=0.9;
+ebym=1.759D+11;
+n=2;
+j1x=0.575;//from standard table
+
+
+//(i) Repeller voltage
+vr=((6.744D-6*sqrt(v0)*l1*f)/(n-(1/4)))-v0;//V
+disp('V',round(vr),'Repeller voltage:');
+
+//(ii) Bunching parameter
+v1=200;//V
+x=bet*v1*2*%pi*(n-(1/4))/(2*v0);
+disp(x,'Bunching parameter:');
+
+//(iii) Required DC current
+rsh=20D+3;//ohm
+i=v1/(2*rsh*j1x);//A
+disp('mA',i*1000,'Required DC current:');
+
+//(iv) Electronic efficiency
+eet=2*x*j1x/(2*%pi*(n-(1/4)));
+disp('%',eet*100,'Electronic efficiency:');
diff --git a/3281/CH5/EX5.17/ex5_17.jpg b/3281/CH5/EX5.17/ex5_17.jpg Binary files differnew file mode 100755 index 000000000..65529448c --- /dev/null +++ b/3281/CH5/EX5.17/ex5_17.jpg diff --git a/3281/CH5/EX5.17/ex5_17.sce b/3281/CH5/EX5.17/ex5_17.sce new file mode 100755 index 000000000..4762a4233 --- /dev/null +++ b/3281/CH5/EX5.17/ex5_17.sce @@ -0,0 +1,18 @@ +//Page Number: 301
+//Example 5.17
+clc;
+//Given
+f=10D+9;//hz
+v0=300;//V
+j0=0.3;//A/cm
+i0=45D-3;//A
+
+rb=sqrt(i0/(%pi*j0));//mm
+disp('mm',rb*10,'Electron beam radius:');
+r=rb*(120/100);//mm
+disp('mm',r*10,'Radius of cathode disc:');
+d=sqrt(2.335D-6*(300)^(3/2)/j0);//mm
+disp('mm',d*10,'Cathode anode spacing:');
+//Anode hole has to be 15% larger than cathode disc
+ra=r*1.15;//mm
+disp('mm',ra*10,'Anode hole:');
diff --git a/3281/CH5/EX5.18/ex5_18.jpg b/3281/CH5/EX5.18/ex5_18.jpg Binary files differnew file mode 100755 index 000000000..254399f04 --- /dev/null +++ b/3281/CH5/EX5.18/ex5_18.jpg diff --git a/3281/CH5/EX5.18/ex5_18.sce b/3281/CH5/EX5.18/ex5_18.sce new file mode 100755 index 000000000..da27e81ee --- /dev/null +++ b/3281/CH5/EX5.18/ex5_18.sce @@ -0,0 +1,42 @@ +//Page Number:
+//Example 5.18
+clc;
+//Given
+f=9D+9;//hz
+v0=300;//V
+vr=125;//V
+bet=0.9;
+c=3D+8; //m/s
+w=2*%pi*f;
+br=2.18;//mm
+e0=8.854D-12;
+ebym=1.7D+11;
+
+//From sin(theta)/theta table, thetag is found out to be
+thetag=0.25*%pi;
+d=(2*thetag*0.593D+6*sqrt(v0))/w;
+disp('mm',d*1000,'Distance:');
+
+//Axial cavity length
+l=c/(10*f);//m
+disp('mm',l*1000,'Axial cavity length:');
+
+//Ratio of outer to inner conductor
+a=1.5*br;
+a1=a/1000;
+x=d/(w*e0*a1*a1*60*tan((w*l)/c));
+bbya=exp(x);
+disp(bbya,'Ratio of outer to inner conductor:');
+
+//radii of outer and inner conductor
+disp('mm',a,'Radius of outer conductor:');
+
+b=1.52*a;//mm
+disp('mm',b,'Radius of inner conductor:');
+
+//Repeller spacing
+lopt=sqrt(ebym*(19/4)^2*(v0+vr)^2/(8*f^2*v0));//m
+disp('mm',lopt*1000,'Repeller spacing:');
+
+//Answer for radii of outer and inner conductor have wrong calculations in book
+//Also ratio of outer to inner conductor is also calculated wrong
diff --git a/3281/CH5/EX5.2/ex5_2.jpg b/3281/CH5/EX5.2/ex5_2.jpg Binary files differnew file mode 100755 index 000000000..e5c4649e7 --- /dev/null +++ b/3281/CH5/EX5.2/ex5_2.jpg diff --git a/3281/CH5/EX5.2/ex5_2.sce b/3281/CH5/EX5.2/ex5_2.sce new file mode 100755 index 000000000..8b930d94b --- /dev/null +++ b/3281/CH5/EX5.2/ex5_2.sce @@ -0,0 +1,35 @@ +//Page Number: 288
+//Example 5.2
+clc;
+//Given
+l=2; //cm
+l1=l/100;//m
+f=5D+9; //Hz
+i=25D-3; //A
+n=21/4;
+e=1.6D-19;
+m=9.1D-31;
+thetag=0;
+bet=1;
+j1x=0.582;
+x=1.841;
+
+//(i) Beam Voltage
+v0=(m*l1*l1*f*f)/(2*e*n*n);
+disp('V',v0,'Beam voltage:');
+
+//(ii) Input voltage
+v1=x*v0/(%pi*bet*n);
+disp('V',v1,'Input voltage:');
+
+//(iii) Output voltage
+v2=0.25*v0;
+disp('V',v2,'Output voltage');
+
+//(iv) Power output
+pmax=i*v0*j1x;
+disp('W',pmax,'Maximum power output:');
+
+//(v) Efficiency
+eet=j1x*bet*v2/v0;
+disp('%',eet*100,'Efficiency:');
diff --git a/3281/CH5/EX5.3/ex5_3.jpg b/3281/CH5/EX5.3/ex5_3.jpg Binary files differnew file mode 100755 index 000000000..03d466221 --- /dev/null +++ b/3281/CH5/EX5.3/ex5_3.jpg diff --git a/3281/CH5/EX5.3/ex5_3.sce b/3281/CH5/EX5.3/ex5_3.sce new file mode 100755 index 000000000..4d35f55cc --- /dev/null +++ b/3281/CH5/EX5.3/ex5_3.sce @@ -0,0 +1,28 @@ +//Page Number: 289
+//Example 5.3
+clc;
+//Given
+r0=45D+3; //W
+j0=25D-3; //A
+V=1500; //V
+f=5D+9; //hz
+d=1; //mm
+d1=d/1000; //m
+l=3.5; //cm
+l1=l/100; //m
+rsh=32D+3; //ohms
+j1x=0.582;
+x=1.841;
+
+//(i) Input gap voltage
+w=2*%pi*f;
+v0=(5.93D+5*sqrt(V));
+thetag=(w*d1)/v0;
+bet=sin(thetag/2)/(thetag/2);
+theta0=(w*l1)/v0;
+v1=(2*V*x)/(bet*theta0);
+disp(v1,'Input gap voltage:');
+
+//(ii) Voltage gain
+av=(bet^2*theta0*j1x*rsh)/(r0*x);
+disp(av,'Voltage gain:');
diff --git a/3281/CH5/EX5.4/ex5_4.jpg b/3281/CH5/EX5.4/ex5_4.jpg Binary files differnew file mode 100755 index 000000000..95011b35e --- /dev/null +++ b/3281/CH5/EX5.4/ex5_4.jpg diff --git a/3281/CH5/EX5.4/ex5_4.sce b/3281/CH5/EX5.4/ex5_4.sce new file mode 100755 index 000000000..448083c70 --- /dev/null +++ b/3281/CH5/EX5.4/ex5_4.sce @@ -0,0 +1,39 @@ +//Page Number: 290
+//Example 5.4
+clc;
+//Given
+V=1000; //V
+r0=40D+3; //ohm
+i0=25D-3; //A
+f=3D+9; //Hz
+d=1; //mm
+d1=d/1000; //m
+l=4; //cm
+l1=4/100; //m
+j1x=0.582;
+x=1.841;
+rsh=30D+3; //ohm
+
+//(i) Input gap voltage
+w=2*%pi*f;
+v0=(5.93D+5*sqrt(V));
+thetag=(w*d1)/v0;
+bet=sin(thetag/2)/(thetag/2);
+theta0=(w*l1)/v0;
+vmax=(2*V*x)/(bet*theta0);
+disp('V',vmax,'Input gap voltage:');
+
+//(ii) Voltage gain
+av=(bet*bet*theta0*j1x*rsh)/(r0*x);
+disp(av,'Voltage gain:');
+
+//(iii) Efficiency
+v2=bet*2*i0*j1x*rsh;
+eet=(bet*2*i0*j1x*v2)/(2*i0*V);
+disp('%',eet*100,'Efficiency:');
+
+//(iv) Beam loading conductance
+gbl=(i0/(2*V))*((bet*bet)-(bet*cos(thetag/2)));
+disp(gbl,'Beam loading conductance:');
+
+//Ansewr for beam loading conductance is calculated wrong in book
diff --git a/3281/CH5/EX5.5/ex5_5.jpg b/3281/CH5/EX5.5/ex5_5.jpg Binary files differnew file mode 100755 index 000000000..afca8d189 --- /dev/null +++ b/3281/CH5/EX5.5/ex5_5.jpg diff --git a/3281/CH5/EX5.5/ex5_5.sce b/3281/CH5/EX5.5/ex5_5.sce new file mode 100755 index 000000000..bb17ab816 --- /dev/null +++ b/3281/CH5/EX5.5/ex5_5.sce @@ -0,0 +1,39 @@ +//Page Number: 291
+//Example 5.5
+clc;
+//Given
+f=3D+9; //hz
+v=900; //V
+i=30D-3; //A
+d=4; //cm
+d1=d/100; //m
+gap=1; //mm
+gap1=1/1000; //m
+rsh=40D+3; //ohm
+x=1.841;
+j1x=0.582;
+r=40D+3; //ohm
+ebym=1.758D+11; //J
+
+//(i) Electron velocity
+v0=sqrt(2*ebym*v);
+disp('m/s',v0,'Electron velocity:');
+
+//(ii) Electron transit time
+t=d1/v0;
+disp('s',t,'Electron transit time:');
+
+//(iii) Input voltage gap
+w=2*%pi*f;
+theta0=(w*d1)/v0;
+thetag=(w*gap1)/v0;
+bet=sin(thetag/2)/(thetag/2);
+v2=(2*v*x)/(bet*theta0);
+disp('V',v2,'Input voltage gap:');
+
+//(iv) Voltage gain
+av=(bet^2*theta0*j1x*rsh)/(x*r);
+disp(av,'Voltage gain:');
+
+//Values of v and f are changed in question and answer, hence vaules used in answer are taken.
+//Also second part has not been done in book
diff --git a/3281/CH5/EX5.6/ex5_6.jpg b/3281/CH5/EX5.6/ex5_6.jpg Binary files differnew file mode 100755 index 000000000..9c6e33857 --- /dev/null +++ b/3281/CH5/EX5.6/ex5_6.jpg diff --git a/3281/CH5/EX5.6/ex5_6.sce b/3281/CH5/EX5.6/ex5_6.sce new file mode 100755 index 000000000..740704d65 --- /dev/null +++ b/3281/CH5/EX5.6/ex5_6.sce @@ -0,0 +1,38 @@ +//Page Number: 292
+//Example 5.6
+clc;
+//Given
+f=8D+9; //hz
+i=2.5; //A
+v=20D+3; //V
+bet=1;
+amp=10*sqrt(2); //V
+rsh=10D+3; //ohm
+rsho=30D+3; //ohm
+dc=1D-6; //c/m^3
+rf=0.5;
+e=1.6D-19;
+ee=8.854D-12;
+m=9.1D-31; //kg
+
+//(i) Induced current
+w=2*%pi*f;
+wq=rf*sqrt((e*dc)/(m*ee));
+
+//Amplitude of induced current
+ic=(i*w*(bet^2)*amp)/(2*v*wq);
+disp('A',ic,'Induced current:');
+
+//Induced voltage
+icrms=ic/sqrt(2);
+v2rms=icrms*rsho;
+disp('V',v2rms,'Induced voltage:');
+
+//(ii) Power gain
+pg=(((i*w)^2)*(bet^4)*rsh*rsho)/(4*((v*wq)^2));
+pgdb=10*log10(pg);
+disp('dB',pgdb,'Power gain:');
+
+//(iii) Electronic efficiency
+eeta=((icrms^2)*rsho)/(i*v);
+disp('%',eeta*100,'Electronic efficiency:');
diff --git a/3281/CH5/EX5.7/ex5_7.jpg b/3281/CH5/EX5.7/ex5_7.jpg Binary files differnew file mode 100755 index 000000000..8eaacebbb --- /dev/null +++ b/3281/CH5/EX5.7/ex5_7.jpg diff --git a/3281/CH5/EX5.7/ex5_7.sce b/3281/CH5/EX5.7/ex5_7.sce new file mode 100755 index 000000000..2afae5d7c --- /dev/null +++ b/3281/CH5/EX5.7/ex5_7.sce @@ -0,0 +1,38 @@ +//Page Number: 294
+//Example 5.7
+clc;
+//Given
+f=3D+9; //hz
+l=4; //cm
+l1=4/100; //m
+d=0.1; //cm
+d1=d/100; //m
+V=900; //V
+i0=30D-3; //A
+rsh=25D+3;//ohm
+x=1.841;
+j1x=0.582;
+
+//(i) Input voltage for maximum output
+v0=0.593D+6*sqrt(V);
+w=2*%pi*f;
+theta0=w*l1/v0; //rad
+thetag=w*d1/v0; //rad
+bet=sin(thetag/2)/(thetag/2);
+v1max=2*V*x/(bet*theta0); //v
+disp('V',v1max,'Input voltage for maximum output:');
+
+//(ii) Voltage gain
+r0=V/i0;//ohm
+av=((bet^2)*theta0*j1x*rsh)/(x*r0);//V
+disp('V',av,'Voltage gain:');
+
+//(iii) Efficiency
+ic=2*i0*j1x; //A
+v2=bet*ic*rsh; //V
+eet=bet*ic*v2/(2*i0*V);
+disp('%',eet*100,'Efficiency:');
+
+//(iv) Beam loading conductance
+gb=(i0/(V*2))*(bet^2-(bet*cos(thetag/2)));//ohm
+disp('ohm',gb,'Beam loading conductance:');
diff --git a/3281/CH5/EX5.8/ex5_8.jpg b/3281/CH5/EX5.8/ex5_8.jpg Binary files differnew file mode 100755 index 000000000..6b87098cd --- /dev/null +++ b/3281/CH5/EX5.8/ex5_8.jpg diff --git a/3281/CH5/EX5.8/ex5_8.sce b/3281/CH5/EX5.8/ex5_8.sce new file mode 100755 index 000000000..d9f3273e1 --- /dev/null +++ b/3281/CH5/EX5.8/ex5_8.sce @@ -0,0 +1,31 @@ +//Page Number: 295
+//Example 5.8
+clc;
+//Given
+f=5D+9; //hz
+v0=10D+3; //V
+d=1; //mm
+d1=d/1000; //m
+v1=100; //V
+
+//(i) Gap transit time
+vv0=0.593D+6*sqrt(v0);//m/sec
+tau=d1/vv0;//sec
+disp('sec',tau,'Gap transit time:');
+
+//Gap transit angle
+w=2*%pi*f;
+thetag=w*tau;//rad
+disp('rad',thetag,'Gap transit angle:');
+
+//(ii) Beam coupling coefficient
+betin=sin(thetag/2)/(thetag/2);
+disp(betin,'Beam coupling coefficient:');
+
+//(iii) Velocity of electron leaving buncher gap
+vig=vv0*(1+((betin*v1)/(2*v0)));//m/sec
+disp('m/sec',vig,'Velocity of electron leaving buncher gap:');
+
+//(iv) Depth of modulation
+m=betin*v1/v0;
+disp(m,'Depth of modulation:');
diff --git a/3281/CH5/EX5.9/ex5_9.jpg b/3281/CH5/EX5.9/ex5_9.jpg Binary files differnew file mode 100755 index 000000000..b6a627db2 --- /dev/null +++ b/3281/CH5/EX5.9/ex5_9.jpg diff --git a/3281/CH5/EX5.9/ex5_9.sce b/3281/CH5/EX5.9/ex5_9.sce new file mode 100755 index 000000000..7c52d9bcc --- /dev/null +++ b/3281/CH5/EX5.9/ex5_9.sce @@ -0,0 +1,33 @@ +//Page Number: 296
+//Example 5.9
+clc;
+//Given
+f=10D+9; //hz
+v0=15D+3; //V
+i0=2.5D-3; //A
+d=1; //cm
+d1=d/100; //m
+vrms=10; //V
+bet=1;
+p=1D-8; //C/m^3
+rf=0.6;
+e=1.6D-19;
+m=9.1D-31;
+ee=8.854D-12;
+
+//(i) DC electron beam phase cobstant
+vv0=(0.593D+6*sqrt(v0));
+w=2*%pi*f;
+bete=w/vv0; //rad/m
+disp('rad/m',bete,'DC electron beam phase constant:');
+
+//(ii) Reduced plasma frequency and reduced plasma phase constant
+wq=rf*sqrt(e*p/(m*ee));//rad/m
+disp('rad/m',wq,'Reduced plasma frequency:');
+betq=wq/vv0;//rad/sec
+disp('rad/sec',betq,'Reduced plasma phase constant:');
+
+//(iii) Gap transit time
+tau=d1/vv0;//sec
+vtg=vv0*(1+(bet*vrms*sin(w*tau)/(2*v0)));//m/sec
+disp('m/sec',vtg,'Gap transit time:');
diff --git a/3281/CH6/EX6.1/ex6_1.jpg b/3281/CH6/EX6.1/ex6_1.jpg Binary files differnew file mode 100755 index 000000000..445189793 --- /dev/null +++ b/3281/CH6/EX6.1/ex6_1.jpg diff --git a/3281/CH6/EX6.1/ex6_1.sce b/3281/CH6/EX6.1/ex6_1.sce new file mode 100755 index 000000000..e81202659 --- /dev/null +++ b/3281/CH6/EX6.1/ex6_1.sce @@ -0,0 +1,34 @@ +//Page Number: 330
+//Example 6.1
+clc;
+//Given
+clc;
+//Given
+I0=30D-3; //A
+V0=3D+3; //V
+Z0=10; //ohm
+l=0.1624; //m
+f=10D+9; //Hz
+
+//(i) Gain parameter
+C=((I0*Z0)/(4*V0))^(1/3);
+disp(C,'Gain parameter:');
+
+N=(l*f)/(0.593D+6*sqrt(V0));
+
+//(ii) Power Gain
+Ap=-9.54+(47.3*C*N);
+disp('dB',Ap,'Power gain:');
+
+ve=0.593D+6*sqrt(V0);
+be=(2*%pi*f)/ve;
+
+//Four propogation constants
+gam1=((-sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam2=((sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam3=%i*be*(1-C);
+gam4=-%i*be*(1-((C*C*C)/4));
+
+disp(gam4,gam3,gam2,gam1,'Four propogation constants:');
+
+//Calculations for propogation constants are wrong in book for gam 3 and 4, hence answers dont match
diff --git a/3281/CH6/EX6.10/ex6_10.jpg b/3281/CH6/EX6.10/ex6_10.jpg Binary files differnew file mode 100755 index 000000000..b40fbe8e2 --- /dev/null +++ b/3281/CH6/EX6.10/ex6_10.jpg diff --git a/3281/CH6/EX6.10/ex6_10.sce b/3281/CH6/EX6.10/ex6_10.sce new file mode 100755 index 000000000..de725043e --- /dev/null +++ b/3281/CH6/EX6.10/ex6_10.sce @@ -0,0 +1,41 @@ +//Page Number: 335
+//Example 6.10
+clc;
+//Given
+Pout=250; //W
+n=0.15;
+V0=7.5D+3; //V
+f=6.15D+9; //Hz
+c=3D+8; //m/s
+
+//(i) Input Power
+Pi=Pout/n;
+disp('W',Pi,'Input Power:');
+
+//(ii) Beam current
+I0=Pi/V0;
+disp('A',I0,'Beam current:');
+
+//(iii) Beam velocity
+vb=0.593D+6*sqrt(V0);
+disp('m/s',vb,'Beam velocity:');
+
+//(iv) Radius of helix
+a=(2*vb)/(2*%pi*f);
+disp('m',a,'Radius of helix:');
+
+//(v) Electron beam radius
+r=(3*a)/4;
+disp('m',r,'Electron beam radius:');
+
+//(vi) Pitch of helix
+p=(2*%pi*a*vb)/c;
+disp('m',p,'Pitch of helix:');
+
+//(vii) Current density
+J0=I0/(%pi*r*r);
+disp('kA/msqr',J0/1000,'Current density:');
+
+//(viii) Magnetic field for beam confinement
+B=(4*8.3D-4*sqrt(I0/(r*r*sqrt(V0))));
+disp('mT',round(B*1000),'Magnetic field for beam confinement:');
diff --git a/3281/CH6/EX6.11/ex6_11.jpg b/3281/CH6/EX6.11/ex6_11.jpg Binary files differnew file mode 100755 index 000000000..daf46b55b --- /dev/null +++ b/3281/CH6/EX6.11/ex6_11.jpg diff --git a/3281/CH6/EX6.11/ex6_11.sce b/3281/CH6/EX6.11/ex6_11.sce new file mode 100755 index 000000000..37368b224 --- /dev/null +++ b/3281/CH6/EX6.11/ex6_11.sce @@ -0,0 +1,28 @@ +//Page Number: 336
+//Example 6.11
+clc;
+//Given
+I0=30D-3; //A
+V0=3D+3; //V
+Z0=10; //ohm
+l=0.1624; //m
+f=10D+9; //Hz
+C=((I0*Z0)/(4*V0))^(1/3);
+N=(l*f)/(0.593D+6*sqrt(V0));
+
+//Gain
+Ap=-9.54+(47.3*C*N);
+disp('dB',Ap,'Gain:');
+
+ve=0.593D+6*sqrt(V0);
+be=(2*%pi*f)/ve;
+
+//Four propogation constants
+gam1=((-sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam2=((sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam3=%i*be*(1-C);
+gam4=-%i*be*(1-((C*C*C)/4));
+
+disp(gam4,gam3,gam2,gam1,'Four propogation constants:');
+
+//Calculations for propogation constants are wrong for gam 3 and 4 hence answers dont match
diff --git a/3281/CH6/EX6.12/ex6_12.jpg b/3281/CH6/EX6.12/ex6_12.jpg Binary files differnew file mode 100755 index 000000000..3e618089b --- /dev/null +++ b/3281/CH6/EX6.12/ex6_12.jpg diff --git a/3281/CH6/EX6.12/ex6_12.sce b/3281/CH6/EX6.12/ex6_12.sce new file mode 100755 index 000000000..38cbab959 --- /dev/null +++ b/3281/CH6/EX6.12/ex6_12.sce @@ -0,0 +1,25 @@ +//Page Number: 337
+//Example 6.12
+clc;
+//Given
+I0=35D-3; //A
+V0=4D+3; //V
+Z0=20; //ohm
+f=10D+9; //Hz
+
+//(i) Gain parameter
+C=((I0*Z0)/(4*V0))^(1/3);
+disp(C,'Gain parameter:');
+
+ve=0.593D+6*sqrt(V0);
+be=(2*%pi*f)/ve;
+
+//Four propogation constants
+gam1=((-sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam2=((sqrt(3)*be*C)/2)+(%i*be*(2+C))/2;
+gam3=%i*be*(1-C);
+gam4=-%i*be*(1-((C*C*C)/4));
+
+disp(gam4,gam3,gam2,gam1,'Four propogation constants:');
+
+//Calculations for propogation constants are wrong hence answers dont match
diff --git a/3281/CH6/EX6.2/ex6_2.jpg b/3281/CH6/EX6.2/ex6_2.jpg Binary files differnew file mode 100755 index 000000000..df3542a64 --- /dev/null +++ b/3281/CH6/EX6.2/ex6_2.jpg diff --git a/3281/CH6/EX6.2/ex6_2.sce b/3281/CH6/EX6.2/ex6_2.sce new file mode 100755 index 000000000..b53b9793a --- /dev/null +++ b/3281/CH6/EX6.2/ex6_2.sce @@ -0,0 +1,13 @@ +//Page Number: 332
+//Example 6.2
+clc;
+//Given
+I0=20D-3; //A
+V0=4D+3; //V
+Z0=100; //ohm
+N=30;
+
+C=((I0*Z0)/(4*V0))^(1/3);
+//Gain
+Ap=-9.54+(47.3*C*N);
+disp('dB',Ap,'Gain:');
diff --git a/3281/CH6/EX6.3/ex6_3.jpg b/3281/CH6/EX6.3/ex6_3.jpg Binary files differnew file mode 100755 index 000000000..69e4cba70 --- /dev/null +++ b/3281/CH6/EX6.3/ex6_3.jpg diff --git a/3281/CH6/EX6.3/ex6_3.sce b/3281/CH6/EX6.3/ex6_3.sce new file mode 100755 index 000000000..5b975ad9f --- /dev/null +++ b/3281/CH6/EX6.3/ex6_3.sce @@ -0,0 +1,17 @@ +//Page Number: 332
+//Example 6.3
+clc;
+//Given
+c=3D+8; //m/s
+d=2D-3; //m
+p=50D+2; //turns per m
+e=1.6D-19; //J
+m=9.1D-31;
+
+// Axial phase velocity
+vp=c/(%pi*p*d);
+disp('m/s',vp,'Axial phase velocity:');
+
+//Anode voltage
+V0=(m*vp*vp)/(2*e);
+disp('V',V0,'Anode voltage:');
diff --git a/3281/CH6/EX6.4/ex6_4.jpg b/3281/CH6/EX6.4/ex6_4.jpg Binary files differnew file mode 100755 index 000000000..b54a59aa6 --- /dev/null +++ b/3281/CH6/EX6.4/ex6_4.jpg diff --git a/3281/CH6/EX6.4/ex6_4.sce b/3281/CH6/EX6.4/ex6_4.sce new file mode 100755 index 000000000..bd358d0ce --- /dev/null +++ b/3281/CH6/EX6.4/ex6_4.sce @@ -0,0 +1,17 @@ +//Page Number: 332
+//Example 6.4
+clc;
+//Given
+a=(4.4*%pi)/180; //radians
+c=3D+8 //m/s
+f=8D+9; //Hz
+al=2; //Np/m
+
+//Phase velocity
+vp=c*sin(a);
+
+//Propogation constant
+be=(2*%pi*f)/vp;
+
+gam=al+(%i*be);
+disp(gam,'Propogation constant:');
diff --git a/3281/CH6/EX6.5/ex6_5.jpg b/3281/CH6/EX6.5/ex6_5.jpg Binary files differnew file mode 100755 index 000000000..7d0d75df0 --- /dev/null +++ b/3281/CH6/EX6.5/ex6_5.jpg diff --git a/3281/CH6/EX6.5/ex6_5.sce b/3281/CH6/EX6.5/ex6_5.sce new file mode 100755 index 000000000..98122e561 --- /dev/null +++ b/3281/CH6/EX6.5/ex6_5.sce @@ -0,0 +1,19 @@ +//Page Number: 333
+//Example 6.5
+clc;
+//Given
+Vc=11D+3; //V
+Ir=0.85; //A
+V0=31D+3; //V
+Pout=50D+3; //W
+I=7; //A
+
+//Electronic efficiency
+ne=Pout/(V0*I);
+disp('%',ne*100,'Electronic efficiency:');
+
+//Overall efficiency
+no=Pout/(Vc*(I-Ir));
+disp('%',no*100,'Overall efficiency:');
+
+//Answer for elecytronic efficiency should be 23.04% but it is given as 36.4 in book
diff --git a/3281/CH6/EX6.6/ex6_6.jpg b/3281/CH6/EX6.6/ex6_6.jpg Binary files differnew file mode 100755 index 000000000..b536b8be9 --- /dev/null +++ b/3281/CH6/EX6.6/ex6_6.jpg diff --git a/3281/CH6/EX6.6/ex6_6.sce b/3281/CH6/EX6.6/ex6_6.sce new file mode 100755 index 000000000..2466eb4d0 --- /dev/null +++ b/3281/CH6/EX6.6/ex6_6.sce @@ -0,0 +1,13 @@ +//Page Number: 333
+//Example 6.6
+clc;
+//Given
+I0=0.95; //A
+V0=7D+3; //V
+Z0=20; //ohm
+N=20;
+
+C=((I0*Z0)/(4*V0))^(1/3);
+//Gain
+Ap=-9.54+(47.3*C*N);
+disp('dB',Ap,'Gain:');
diff --git a/3281/CH6/EX6.7/ex6_7.jpg b/3281/CH6/EX6.7/ex6_7.jpg Binary files differnew file mode 100755 index 000000000..8f42fb0f6 --- /dev/null +++ b/3281/CH6/EX6.7/ex6_7.jpg diff --git a/3281/CH6/EX6.7/ex6_7.sce b/3281/CH6/EX6.7/ex6_7.sce new file mode 100755 index 000000000..468631dc2 --- /dev/null +++ b/3281/CH6/EX6.7/ex6_7.sce @@ -0,0 +1,16 @@ +//Page Number: 334
+//Example 6.7
+clc;
+//Given
+Vc=12D+3; //V
+V0=30D+3; //V
+Pout=60D+3; //W
+I=7.5; //A
+
+//Electronic efficiency
+ne=Pout/(V0*I);
+disp('%',ne*100,'Electronic efficiency:');
+
+//Overall efficiency
+no=Pout/(Vc*I);
+disp('%',no*100,'Overall efficiency:');
diff --git a/3281/CH6/EX6.8/ex6_8.jpg b/3281/CH6/EX6.8/ex6_8.jpg Binary files differnew file mode 100755 index 000000000..536ae386c --- /dev/null +++ b/3281/CH6/EX6.8/ex6_8.jpg diff --git a/3281/CH6/EX6.8/ex6_8.sce b/3281/CH6/EX6.8/ex6_8.sce new file mode 100755 index 000000000..6fd3f7fe4 --- /dev/null +++ b/3281/CH6/EX6.8/ex6_8.sce @@ -0,0 +1,16 @@ +//Page Number: 334
+//Example 6.8
+clc;
+//Given
+Vc=20D+3; //V
+V0=32D+3; //V
+Pout=75D+3; //W
+I=7; //A
+
+//Electronic efficiency
+ne=Pout/(V0*I);
+disp('%',ne*100,'Electronic efficiency:');
+
+//Overall efficiency
+no=Pout/(Vc*I);
+disp('%',no*100,'Overall efficiency:');
diff --git a/3281/CH6/EX6.9/ex6_9.jpg b/3281/CH6/EX6.9/ex6_9.jpg Binary files differnew file mode 100755 index 000000000..535eb2e78 --- /dev/null +++ b/3281/CH6/EX6.9/ex6_9.jpg diff --git a/3281/CH6/EX6.9/ex6_9.sce b/3281/CH6/EX6.9/ex6_9.sce new file mode 100755 index 000000000..5baaff9b1 --- /dev/null +++ b/3281/CH6/EX6.9/ex6_9.sce @@ -0,0 +1,18 @@ +//Page Number: 335
+//Example 6.9
+clc;
+//Given
+I0=500D-3; //A
+V0=10D+3; //V
+Z0=25; //ohm
+l=.20; //m
+f=5.93D+9; //Hz
+
+//Gain parameter
+C=((I0*Z0)/(4*V0))^(1/3);
+disp(C,'Gain parameter:');
+
+N=(l*f)/(0.593D+6*sqrt(V0));
+//Gain
+Ap=-9.54+(47.3*C*N);
+disp('dB',Ap,'Gain of TWT:');
diff --git a/3281/CH7/EX7.1/ex7_1.jpg b/3281/CH7/EX7.1/ex7_1.jpg Binary files differnew file mode 100755 index 000000000..0c874532c --- /dev/null +++ b/3281/CH7/EX7.1/ex7_1.jpg diff --git a/3281/CH7/EX7.1/ex7_1.sce b/3281/CH7/EX7.1/ex7_1.sce new file mode 100755 index 000000000..530050810 --- /dev/null +++ b/3281/CH7/EX7.1/ex7_1.sce @@ -0,0 +1,31 @@ +//Page Number: 369
+//Example 7.1
+clc;
+//Given
+f=10D+9; //Hz
+C=2.5D-12; //F
+Gr=2D-4; //mho
+Ge=0.025D-3; //mho
+Ploss=18.5D+3; //W
+V0=5.5D+3; //V
+I0=4.5; //A
+
+w=2*%pi*f;
+
+//(i) Unloaded Q
+Qun=(w*C)/Gr;
+disp(Qun,'Unloaded quality factor:');
+
+//External Q
+Qe=(w*C)/Ge;
+disp(Qe,'External quality factor:');
+
+//(ii) Circuit effciency
+n=1/(1+(Qe/Qun));
+disp('%',n*100,'Circuit effciency:');
+
+//Electronic effciency
+ne=1-(Ploss/(V0*I0));
+disp('%',ne*100,'Electronic effciency:');
+
+//Answer for Qe is given as 6285.6 but it should be 6283.1
diff --git a/3281/CH7/EX7.10/ex7_10.jpg b/3281/CH7/EX7.10/ex7_10.jpg Binary files differnew file mode 100755 index 000000000..0e8efc650 --- /dev/null +++ b/3281/CH7/EX7.10/ex7_10.jpg diff --git a/3281/CH7/EX7.10/ex7_10.sce b/3281/CH7/EX7.10/ex7_10.sce new file mode 100755 index 000000000..5c56fab40 --- /dev/null +++ b/3281/CH7/EX7.10/ex7_10.sce @@ -0,0 +1,20 @@ +//Page Number: 376
+//Example 7.10
+clc;
+//Given
+V0=10D+3; //V
+I0=2; //A
+b=4D-2; //m
+a=3D-2; //m
+B0=0.01; //Wb/m2
+ebym=1.759D+11;
+
+//Cut off voltage
+x=1-((b*b)/(a*a));
+V=(ebym*(B0^2)*(a^2)*(x^2))/8;
+disp('KV',V/1000,'Cut off voltage:');
+
+//Magnetic flux density
+y=-sqrt((8*V0)/ebym);
+B=y/(a*x);
+disp('T',B,'Magnetic flux density:');
diff --git a/3281/CH7/EX7.11/ex7_11.jpg b/3281/CH7/EX7.11/ex7_11.jpg Binary files differnew file mode 100755 index 000000000..48f5a0387 --- /dev/null +++ b/3281/CH7/EX7.11/ex7_11.jpg diff --git a/3281/CH7/EX7.11/ex7_11.sce b/3281/CH7/EX7.11/ex7_11.sce new file mode 100755 index 000000000..3339f7a78 --- /dev/null +++ b/3281/CH7/EX7.11/ex7_11.sce @@ -0,0 +1,17 @@ +//Page Number: 376
+//Example 7.11
+clc;
+//Given
+e=1.6D-19; //J
+B0=0.01; //Wb/m2
+d=6D-2; //m
+V0=20D+3; //V
+ebym=1.759D+11;
+
+//(i) Hull cut off voltage
+Voc=(B0*B0*d*d*ebym)/2;
+disp('KV',Voc/1000,'Hull cut off voltage:');
+
+//(ii) Hull magnetic field
+Boc=sqrt((2*V0)/ebym)/d;
+disp('mT',Boc*1000,'Hull magnetic field:');
diff --git a/3281/CH7/EX7.12/ex7_12.jpg b/3281/CH7/EX7.12/ex7_12.jpg Binary files differnew file mode 100755 index 000000000..8451522d5 --- /dev/null +++ b/3281/CH7/EX7.12/ex7_12.jpg diff --git a/3281/CH7/EX7.12/ex7_12.sce b/3281/CH7/EX7.12/ex7_12.sce new file mode 100755 index 000000000..816660d63 --- /dev/null +++ b/3281/CH7/EX7.12/ex7_12.sce @@ -0,0 +1,24 @@ +//Page Number: 377
+//Example 7.12
+clc;
+//Given
+V0=10D+3; //V
+V01=5D+3; //V
+I0=2; //A
+b=3D-2; //m
+a=2D-2; //m
+B0=0.01; //Wb/m2
+ebym=1.759D+11;
+
+//Cut off voltage
+x=1-((b*b)/(a*a));
+V=(ebym*(B0^2)*(a^2)*(x^2))/8;
+KV=V/1000; //Kilovolts
+disp('KV',KV,'Cut off voltage:');
+
+//Magnetic flux density
+y=-sqrt((8*V01)/ebym);
+B=y/(a*x);
+disp('Wb/m2',B,'Magnetic flux density:');
+
+//Answer in book is wrong for Magnetic flux density as a*a ,where a=2, is taken as 5, which should be 4
diff --git a/3281/CH7/EX7.13/ex7_13.jpg b/3281/CH7/EX7.13/ex7_13.jpg Binary files differnew file mode 100644 index 000000000..9296db4e6 --- /dev/null +++ b/3281/CH7/EX7.13/ex7_13.jpg diff --git a/3281/CH7/EX7.13/ex7_13.sce b/3281/CH7/EX7.13/ex7_13.sce new file mode 100644 index 000000000..dfb794a07 --- /dev/null +++ b/3281/CH7/EX7.13/ex7_13.sce @@ -0,0 +1,25 @@ +//Page Number: 377
+//Example 7.13
+clc;
+//Given
+N=15;
+t=0.3D-6; //s
+DC=0.0011; //Duty cycle
+
+//(i) Agile excursion
+A=N/t;
+disp('MHz',A/10^6,'Agile excursion:');
+
+//(ii) Pulse to pulse frequency seperation
+fp=1/t;
+disp('Mhz',fp/10^6,'Pulse to pulse frequency seperation:');
+
+//(iii) Signal frequency
+f=DC/t;
+disp('Khz',f/1000,'Signal frequency:');
+
+//(iv) Agile rate
+Tp=N/f;
+R=1/(2*Tp);
+disp('ps',R,'Agile Rate:');
+
diff --git a/3281/CH7/EX7.2/ex7_2.jpg b/3281/CH7/EX7.2/ex7_2.jpg Binary files differnew file mode 100755 index 000000000..3a8ad44f3 --- /dev/null +++ b/3281/CH7/EX7.2/ex7_2.jpg diff --git a/3281/CH7/EX7.2/ex7_2.sce b/3281/CH7/EX7.2/ex7_2.sce new file mode 100755 index 000000000..276d0647d --- /dev/null +++ b/3281/CH7/EX7.2/ex7_2.sce @@ -0,0 +1,20 @@ +//Page Number: 370
+//Example 7.2
+clc;
+//Given
+V0=25D+3; //V
+ebym=1.76D+11;
+B0=0.0336; //T
+a=5D-2; //m
+b=10D-2; //m
+
+//(i) Cut off voltage
+x=(b/((b*b)-(a*a)))^2;
+V=(ebym*B0*B0)/(8*x);
+disp('KV',V/1000,'Cut off voltage:');
+
+//(ii) Cut off magnetic field
+y=((8*V0*x)/ebym);
+B=sqrt(y);
+disp('mT',B*1000,'Cut off magnetic field:');
+
diff --git a/3281/CH7/EX7.3/ex7_3.jpg b/3281/CH7/EX7.3/ex7_3.jpg Binary files differnew file mode 100755 index 000000000..60bd61c74 --- /dev/null +++ b/3281/CH7/EX7.3/ex7_3.jpg diff --git a/3281/CH7/EX7.3/ex7_3.sce b/3281/CH7/EX7.3/ex7_3.sce new file mode 100755 index 000000000..5aa1c732a --- /dev/null +++ b/3281/CH7/EX7.3/ex7_3.sce @@ -0,0 +1,32 @@ +//Page Number: 371
+//Example 7.3
+clc;
+//Given
+Pout=250D+3; //W
+V0=25D+3; //V
+I0=25; //A
+ebym=1.76D+11;
+B0=0.035; //T
+a=4D-2; //m
+b=8D-2; //m
+
+
+//(i) Efficiency
+n=Pout/(V0*I0);
+disp('%',n*100,'Efficiency:');
+
+//(ii) Cyclotron frequency
+f=(ebym*B0)/(2*%pi);
+disp('Ghz',f/10^9,'Cyclotron frequency:');
+
+//(iii) Cut off magnetic field
+x=(b/((b*b)-(a*a)))^2;
+y=((8*V0*x)/ebym);
+B=sqrt(y);
+disp('mT',B*1000,'Cut off magnetic field:');
+
+//(iv) Cut off voltage
+V=(ebym*B0*B0)/(8*x);
+disp('KV',round(V/1000),'Cut off voltage:');
+
+//Answer for Cyclotron frequency is is given as 9.8GHz but it should be 0.98 GHz as value of B0=0.035 not 0.35 as taken in part 2
diff --git a/3281/CH7/EX7.4/ex7_4.jpg b/3281/CH7/EX7.4/ex7_4.jpg Binary files differnew file mode 100755 index 000000000..6b788feae --- /dev/null +++ b/3281/CH7/EX7.4/ex7_4.jpg diff --git a/3281/CH7/EX7.4/ex7_4.sce b/3281/CH7/EX7.4/ex7_4.sce new file mode 100755 index 000000000..91b243c1c --- /dev/null +++ b/3281/CH7/EX7.4/ex7_4.sce @@ -0,0 +1,17 @@ +//Page Number: 372
+//Example 7.4
+clc;
+//Given
+Gr=3D-4; //mho
+Ge=3D-5; //mho
+Ploss=200D+3; //W
+V0=22D+3; //V
+I0=28; //A
+
+//(i) Circuit effciency
+n=1/(1+(Gr/Ge));
+disp('%',n*100,'Circuit effciency:');
+
+//(ii) Electronic effciency
+ne=1-(Ploss/(V0*I0));
+disp('%',ne*100,'Electronic effciency:');
diff --git a/3281/CH7/EX7.5/ex7_5.jpg b/3281/CH7/EX7.5/ex7_5.jpg Binary files differnew file mode 100755 index 000000000..4b6d36079 --- /dev/null +++ b/3281/CH7/EX7.5/ex7_5.jpg diff --git a/3281/CH7/EX7.5/ex7_5.sce b/3281/CH7/EX7.5/ex7_5.sce new file mode 100755 index 000000000..3f1b7e3fc --- /dev/null +++ b/3281/CH7/EX7.5/ex7_5.sce @@ -0,0 +1,37 @@ +//Page Number: 372
+//Example 7.5
+clc;
+//Given
+f=9D+9; //Hz
+C=2.5D-12; //F
+Gr=2D-4; //mho
+Ge=2.5D-5; //mho
+Ploss=18.5D+3; //W
+V0=5.5D+3; //V
+I0=4.5; //A
+
+//(i) Angular resonant frequency
+w=2*%pi*f;
+disp('rad/s',w,'Angular resonant frequency:');
+
+//(ii) Unloaded Q
+Qun=round((w*C)/Gr);
+disp(Qun,'Unloaded quality factor:');
+
+//(iii) Loaded Q
+Ql=round((w*C)/(Gr+Ge));
+disp(Ql,'Loaded quality factor:');
+
+//(iv) External Q
+Qe=(w*C)/Ge;
+disp(Qe,'External quality factor:');
+
+//(v) Circuit effciency
+n=1/(1+(Qe/Qun));
+disp('%',n*100,'Circuit effciency:');
+
+//(vi) Electronic effciency
+ne=1-(Ploss/(V0*I0));
+disp('%',ne*100,'Electronic effciency:');
+
+//Answer for external Q is given as 56.57 but it should be 5654.8
diff --git a/3281/CH7/EX7.6/ex7_6.jpg b/3281/CH7/EX7.6/ex7_6.jpg Binary files differnew file mode 100644 index 000000000..800016fbe --- /dev/null +++ b/3281/CH7/EX7.6/ex7_6.jpg diff --git a/3281/CH7/EX7.6/ex7_6.sce b/3281/CH7/EX7.6/ex7_6.sce new file mode 100644 index 000000000..d068600d5 --- /dev/null +++ b/3281/CH7/EX7.6/ex7_6.sce @@ -0,0 +1,24 @@ +//Page Number: 373
+//Example 7.6
+clc;
+//Given
+f=4D+9; //Hz
+V0=25D+3; //V
+I0=3; //A
+B0=0.3; //T
+D=0.8;
+Z0=50; //ohm
+ebym=1.76D+11;
+
+//(i) Electron beam phase constant
+be=(2*%pi*f)/sqrt(2*ebym*V0);
+disp('rad/s',be,'Electron beam phase constant:');
+
+//(ii) Gain Parameter
+C=((I0*Z0)/(4*V0))^(1/3);
+disp(C,'Gain Parameter:');
+
+//(iii) Length for oscillation condition
+N=1.25/D;
+l=(2*%pi*N)/be;
+disp('m',l,'Length for oscillation condition:');
diff --git a/3281/CH7/EX7.7/ex7_7.jpg b/3281/CH7/EX7.7/ex7_7.jpg Binary files differnew file mode 100755 index 000000000..e4b276439 --- /dev/null +++ b/3281/CH7/EX7.7/ex7_7.jpg diff --git a/3281/CH7/EX7.7/ex7_7.sce b/3281/CH7/EX7.7/ex7_7.sce new file mode 100755 index 000000000..aad9fc74d --- /dev/null +++ b/3281/CH7/EX7.7/ex7_7.sce @@ -0,0 +1,20 @@ +//Page Number: 374
+//Example 7.7
+clc;
+//Given
+N=20;
+t=0.2D-6; //s
+DC=0.001; //Duty cycle
+
+//(i) Agile excursion
+A=N/t;
+disp('MHz',A/10^6,'Agile excursion:');
+
+//(ii) Signal frequency
+f=DC/t;
+disp('Khz',f/1000,'Signal frequency:');
+
+//(iii) Agile rate
+R=f/(2*N);
+disp('Hz',R,'Agile Rate:');
+
diff --git a/3281/CH7/EX7.8/ex7_8.jpg b/3281/CH7/EX7.8/ex7_8.jpg Binary files differnew file mode 100755 index 000000000..540123088 --- /dev/null +++ b/3281/CH7/EX7.8/ex7_8.jpg diff --git a/3281/CH7/EX7.8/ex7_8.sce b/3281/CH7/EX7.8/ex7_8.sce new file mode 100755 index 000000000..482004450 --- /dev/null +++ b/3281/CH7/EX7.8/ex7_8.sce @@ -0,0 +1,21 @@ +//Page Number: 375
+//Example 7.8
+clc;
+//Given
+V0=1.8D+3; //V
+I0=1.3; //A
+Pin=70; //W
+n=0.22;
+
+//(i) Power generated
+Pgen=n*I0*V0;
+disp('W',Pgen,'Power generated:');
+
+//(ii) Total RF power generated
+Pt=Pin+Pgen;
+disp('W',Pt,'Total RF power generated:');
+
+//(iii) Power gain
+G=Pt/Pin;
+Gdb=10*log10(G);
+disp('dB',Gdb,'Power Gain:');
diff --git a/3281/CH7/EX7.9/ex7_9.jpg b/3281/CH7/EX7.9/ex7_9.jpg Binary files differnew file mode 100755 index 000000000..04f31a6a8 --- /dev/null +++ b/3281/CH7/EX7.9/ex7_9.jpg diff --git a/3281/CH7/EX7.9/ex7_9.sce b/3281/CH7/EX7.9/ex7_9.sce new file mode 100755 index 000000000..fedb70795 --- /dev/null +++ b/3281/CH7/EX7.9/ex7_9.sce @@ -0,0 +1,21 @@ +//Page Number: 375
+//Example 7.9
+clc;
+//Given
+V0=10D+3; //V
+I0=2; //A
+b=4D-2; //m
+a=3D-2; //m
+B0=0.01; //Wb/m2
+ebym=1.759D+11;
+
+//Cut off voltage
+x=1-((b*b)/(a*a));
+V=(ebym*(B0^2)*(a^2)*(x^2))/8;
+KV=V/1000; //Kilovolts
+disp('KV',KV,'Cut off voltage:');
+
+//Magnetic flux density
+y=-sqrt((8*V0)/ebym);
+B=y/(a*x);
+disp('T',B,'Magnetic flux density:');
diff --git a/3281/CH8/EX8.1/ex8_1.jpg b/3281/CH8/EX8.1/ex8_1.jpg Binary files differnew file mode 100755 index 000000000..9b1da2953 --- /dev/null +++ b/3281/CH8/EX8.1/ex8_1.jpg diff --git a/3281/CH8/EX8.1/ex8_1.sce b/3281/CH8/EX8.1/ex8_1.sce new file mode 100755 index 000000000..6d2c35a77 --- /dev/null +++ b/3281/CH8/EX8.1/ex8_1.sce @@ -0,0 +1,45 @@ +//Page Number: 389
+//Example 8.1
+clc;
+//Given
+Rf=0.5; //ohm
+Rr=1; //ohm
+Ls=0.3D-9; //H
+Cj=0.1D-12; //F
+f=3.18D+9; //Hz
+Z0=50; //ohm
+
+Zf=Rf+(%i*round(2*%pi*f*Ls));
+Zr=Rr+(%i*(round(2*%pi*f*Ls)-(1/(2*%pi*f*Cj))));
+
+//Series Configuration
+disp('Series Configuration');
+
+//Insertion Loss
+x=(2*Z0)/((2*Z0)+Zf);
+x1=sqrt((real(x))^2+(imag(x))^2);
+IN=-20*log10(x1);
+disp('dB',IN,'Insertion Loss:');
+
+//Isolation Loss
+y=(2*Z0)/((2*Z0)+Zr);
+y1=sqrt((real(y))^2+(imag(y))^2);
+IS=-20*log10(y1);
+disp('dB',IS,'Isolation Loss:');
+
+//Shunt Configuration
+disp('Shunt Configuration');
+
+//Insertion Loss
+a=(2*Zr)/((2*Zr)+Z0);
+a1=sqrt((real(a))^2+(imag(a))^2);
+INs=-20*log10(a1);
+disp('dB',INs,'Insertion Loss:');
+
+//Isolation Loss
+b=(2*Zf)/((2*Zf)+Z0);
+b1=sqrt((real(b))^2+(imag(b))^2);
+ISs=-20*log10(b1);
+disp('dB',ISs,'Isolation Loss:');
+
+//Answer for Series configuration insertion loss is 0.058 but is given as 0.58db
diff --git a/3281/CH8/EX8.10/ex8_10.jpg b/3281/CH8/EX8.10/ex8_10.jpg Binary files differnew file mode 100755 index 000000000..79714e365 --- /dev/null +++ b/3281/CH8/EX8.10/ex8_10.jpg diff --git a/3281/CH8/EX8.10/ex8_10.sce b/3281/CH8/EX8.10/ex8_10.sce new file mode 100755 index 000000000..878c20531 --- /dev/null +++ b/3281/CH8/EX8.10/ex8_10.sce @@ -0,0 +1,12 @@ +//Page Number: 434
+//Example 8.10
+clc;
+//Given
+Qmax=0.05D-12; //C
+f=10D+6; //Hz
+V=10; //V
+n=3;
+
+//Power disspated per bit
+P=n*f*V*Qmax;
+disp('muW',P*10^6,'Power disspated per bit:');
diff --git a/3281/CH8/EX8.11/ex8_11.jpg b/3281/CH8/EX8.11/ex8_11.jpg Binary files differnew file mode 100755 index 000000000..3fbe85b36 --- /dev/null +++ b/3281/CH8/EX8.11/ex8_11.jpg diff --git a/3281/CH8/EX8.11/ex8_11.sce b/3281/CH8/EX8.11/ex8_11.sce new file mode 100755 index 000000000..5d441b602 --- /dev/null +++ b/3281/CH8/EX8.11/ex8_11.sce @@ -0,0 +1,26 @@ +//Page Number: 434
+//Example 8.11
+clc;
+//Given
+e0=8.854D-12;
+er=3.9;
+d=0.15D-6; //m
+e=1.6D-19; //J
+Nmax=2.2D+16; //m-2
+A=0.6D-8; //m
+P=0.67D-3; //W
+n=3;
+
+//(i) Junction capacitance
+Ci=(e0*er)/d;
+
+//Gate voltage
+V=(Nmax*e)/Ci;
+disp('V',V,'Gate voltage:');
+
+//(ii) Charge stored
+Qmax=Nmax*e*A;
+
+//Clock frequency
+f=P/(n*V*Qmax);
+disp('MHz',f/10^6,'Clock frequency:');
diff --git a/3281/CH8/EX8.12/ex8_12.jpg b/3281/CH8/EX8.12/ex8_12.jpg Binary files differnew file mode 100755 index 000000000..0d7e96165 --- /dev/null +++ b/3281/CH8/EX8.12/ex8_12.jpg diff --git a/3281/CH8/EX8.12/ex8_12.sce b/3281/CH8/EX8.12/ex8_12.sce new file mode 100755 index 000000000..076583511 --- /dev/null +++ b/3281/CH8/EX8.12/ex8_12.sce @@ -0,0 +1,12 @@ +//Page Number: 435
+//Example 8.12
+clc;
+//Given
+Qmax=0.06D-12; //C
+f=20D+6; //Hz
+V=10; //V
+n=3;
+
+//Power disspated per bit
+P=n*f*V*Qmax;
+disp('muW',P*10^6,'Power disspated per bit:');
diff --git a/3281/CH8/EX8.13/ex8_13.jpg b/3281/CH8/EX8.13/ex8_13.jpg Binary files differnew file mode 100755 index 000000000..ac57f94bd --- /dev/null +++ b/3281/CH8/EX8.13/ex8_13.jpg diff --git a/3281/CH8/EX8.13/ex8_13.sce b/3281/CH8/EX8.13/ex8_13.sce new file mode 100755 index 000000000..9f172388b --- /dev/null +++ b/3281/CH8/EX8.13/ex8_13.sce @@ -0,0 +1,16 @@ +//Page Number: 435
+//Example 8.13
+clc;
+//Given
+e0=8.854D-12;
+er=4;
+d=0.1D-6; //m
+si=0.85;
+e=1.6D-19; //J
+Na=1D+20;
+
+Ci=(e0*er)/d;
+disp('F/m',Ci,'Junction capacitance:');
+
+W=sqrt((2*e0*er*si)/(e*Na));
+disp('m',W,'Depletion layer width:');
diff --git a/3281/CH8/EX8.2/ex8_2.jpg b/3281/CH8/EX8.2/ex8_2.jpg Binary files differnew file mode 100755 index 000000000..8795f4d91 --- /dev/null +++ b/3281/CH8/EX8.2/ex8_2.jpg diff --git a/3281/CH8/EX8.2/ex8_2.sce b/3281/CH8/EX8.2/ex8_2.sce new file mode 100755 index 000000000..ff79167d5 --- /dev/null +++ b/3281/CH8/EX8.2/ex8_2.sce @@ -0,0 +1,43 @@ +//Page Number: 390
+//Example 8.2
+clc;
+//Given
+Rf=1; //ohm
+Rr=4; //ohm
+Ls=0.3D-9; //H
+Cj=0.1D-12; //F
+f=3.18D+9; //Hz
+Z0=50; //ohm
+
+Zf=Rf+(%i*round(2*%pi*f*Ls));
+Zr=Rr+(%i*(round(2*%pi*f*Ls)-(1/(2*%pi*f*Cj))));
+
+//Series Configuration
+disp('Series Configuration');
+
+//Insertion Loss
+x=(2*Z0)/((2*Z0)+Zf);
+x1=sqrt((real(x))^2+(imag(x))^2);
+IN=-20*log10(x1);
+disp('dB',IN,'Insertion Loss:');
+
+//Isolation Loss
+y=(2*Z0)/((2*Z0)+Zr);
+y1=sqrt((real(y))^2+(imag(y))^2);
+IS=-20*log10(y1);
+disp('dB',IS,'Isolation Loss:');
+
+//Shunt Configuration
+disp('Shunt Configuration');
+
+//Insertion Loss
+a=(2*Zr)/((2*Zr)+Z0);
+a1=sqrt((real(a))^2+(imag(a))^2);
+INs=-20*log10(a1);
+disp('dB',INs,'Insertion Loss:');
+
+//Isolation Loss
+b=(2*Zf)/((2*Zf)+Z0);
+b1=sqrt((real(b))^2+(imag(b))^2);
+ISs=-20*log10(b1);
+disp('dB',ISs,'Isolation Loss:');
diff --git a/3281/CH8/EX8.3/ex8_3.jpg b/3281/CH8/EX8.3/ex8_3.jpg Binary files differnew file mode 100755 index 000000000..d5843b0ea --- /dev/null +++ b/3281/CH8/EX8.3/ex8_3.jpg diff --git a/3281/CH8/EX8.3/ex8_3.sce b/3281/CH8/EX8.3/ex8_3.sce new file mode 100755 index 000000000..0508b81e4 --- /dev/null +++ b/3281/CH8/EX8.3/ex8_3.sce @@ -0,0 +1,21 @@ +//Page Number: 392
+//Example 8.3
+clc;
+//Given
+Vbd=1000; //V
+f=30D+9; //Hz
+E=3D+5; //V/cm
+Cj=0.3D-12; //F
+er=11.8;
+e0=8.854D-12;
+
+W=Vbd/E;
+Wpi=W/100; //mu
+
+//Total series resistance
+R=1/(2*%pi*f*Cj);
+disp('ohms',R,'Total series resistance:');
+
+//Junction Area
+A=(Cj*Wpi)/(e0*er);
+disp('cm2',A*10000,'Junction Area:');
diff --git a/3281/CH8/EX8.6/ex8_6.jpg b/3281/CH8/EX8.6/ex8_6.jpg Binary files differnew file mode 100755 index 000000000..7360f6354 --- /dev/null +++ b/3281/CH8/EX8.6/ex8_6.jpg diff --git a/3281/CH8/EX8.6/ex8_6.sce b/3281/CH8/EX8.6/ex8_6.sce new file mode 100755 index 000000000..e3d0bbc04 --- /dev/null +++ b/3281/CH8/EX8.6/ex8_6.sce @@ -0,0 +1,25 @@ +//Page Number: 428
+//Example 8.6
+clc;
+//Given
+MQ=10;
+M=0.4;
+r=20;
+Td=300; //K
+T=290; //K
+
+x=(MQ*MQ)/r;
+//Power Gain
+Ap=(r*x)/((1+sqrt(1+x))^2);
+Apdb=10*log10(Ap);
+disp('dB',Apdb,'Power gain:');
+
+//Noise figure
+z=(Td/T)/sqrt(1+((MQ*MQ)/r));
+F=1+z;
+Fdb=10*log10(F);
+disp('dB',F,'Nosie figure:');
+
+//Bandwidth
+BW=2*M*sqrt(r);
+disp(BW,'Bandwidth:');
diff --git a/3281/CH8/EX8.7/ex8_7.jpg b/3281/CH8/EX8.7/ex8_7.jpg Binary files differnew file mode 100755 index 000000000..dfb1ef525 --- /dev/null +++ b/3281/CH8/EX8.7/ex8_7.jpg diff --git a/3281/CH8/EX8.7/ex8_7.sce b/3281/CH8/EX8.7/ex8_7.sce new file mode 100755 index 000000000..3489f1b44 --- /dev/null +++ b/3281/CH8/EX8.7/ex8_7.sce @@ -0,0 +1,13 @@ +//Page Number: 428
+//Example 8.7
+clc;
+//Given
+MQ=10;
+r=10;
+
+x=(MQ*MQ)/r;
+
+//Gain
+Ap=(r*x)/((1+sqrt(1+x))^2);
+Apdb=10*log10(Ap);
+disp('dB',Apdb,'Gain:');
diff --git a/3281/CH8/EX8.8/ex8_8.jpg b/3281/CH8/EX8.8/ex8_8.jpg Binary files differnew file mode 100755 index 000000000..5128a9cb6 --- /dev/null +++ b/3281/CH8/EX8.8/ex8_8.jpg diff --git a/3281/CH8/EX8.8/ex8_8.sce b/3281/CH8/EX8.8/ex8_8.sce new file mode 100755 index 000000000..15a21730a --- /dev/null +++ b/3281/CH8/EX8.8/ex8_8.sce @@ -0,0 +1,12 @@ +//Page Number: 429
+//Example 8.8
+clc;
+//Given
+Rs=1; //ohm
+ws=5D+9; //Hz
+M=0.25;
+C0=2D-12; //F
+
+//(i) Effective Q
+Q=1/(Rs*ws*C0*(1-(M*M)));
+disp(Q,'Effective Q:');
diff --git a/3281/CH8/EX8.9/ex8_9.jpg b/3281/CH8/EX8.9/ex8_9.jpg Binary files differnew file mode 100755 index 000000000..800b2cf44 --- /dev/null +++ b/3281/CH8/EX8.9/ex8_9.jpg diff --git a/3281/CH8/EX8.9/ex8_9.sce b/3281/CH8/EX8.9/ex8_9.sce new file mode 100755 index 000000000..c37d30f9e --- /dev/null +++ b/3281/CH8/EX8.9/ex8_9.sce @@ -0,0 +1,14 @@ +//Page Number: 434
+//Example 8.9
+clc;
+//Given
+e=0.0001;
+s=330;
+
+//Charge transfer effciency
+n=1-e;
+
+//Final charge pulse
+//x=P/P0
+x=(1-(e*s));
+disp(x,'Final charge pulse:');
diff --git a/3281/CH9/EX9.10/ex9_10.jpg b/3281/CH9/EX9.10/ex9_10.jpg Binary files differnew file mode 100755 index 000000000..306b3abfc --- /dev/null +++ b/3281/CH9/EX9.10/ex9_10.jpg diff --git a/3281/CH9/EX9.10/ex9_10.sce b/3281/CH9/EX9.10/ex9_10.sce new file mode 100755 index 000000000..48520ea41 --- /dev/null +++ b/3281/CH9/EX9.10/ex9_10.sce @@ -0,0 +1,15 @@ +//Page Number: 486
+//Example 9.10
+clc;
+//Given
+vd=2D+5; //m/s
+L=10D-6; //m
+Ec=3.2D+5; //V/m
+
+//Natural frequency
+f=vd/L;
+disp('GHz',f/10^9,'Natural frequency:');
+
+//Critical voltage
+Vc=Ec*L;
+disp('V',Vc,'Critical voltage:');
diff --git a/3281/CH9/EX9.11/ex9_11.jpg b/3281/CH9/EX9.11/ex9_11.jpg Binary files differnew file mode 100644 index 000000000..92f9c7c68 --- /dev/null +++ b/3281/CH9/EX9.11/ex9_11.jpg diff --git a/3281/CH9/EX9.11/ex9_11.sce b/3281/CH9/EX9.11/ex9_11.sce new file mode 100644 index 000000000..1a006fe56 --- /dev/null +++ b/3281/CH9/EX9.11/ex9_11.sce @@ -0,0 +1,16 @@ +//Page Number: 487
+//Example 9.11
+clc;
+//Given
+n=0.08;
+A=3D-8; //m2
+n0=1D+21; //m-3
+e=1.6D-19;
+vd=1.5D+5; //m/s
+M=3.2
+E=350D+3; //V
+L=12D-6; //m
+
+//Power output
+Pout=n*A*n0*e*vd*M*L*E;
+disp('mW',Pout*1000,'Power output:');
diff --git a/3281/CH9/EX9.12/ex9_12.jpg b/3281/CH9/EX9.12/ex9_12.jpg Binary files differnew file mode 100755 index 000000000..f7e9d9915 --- /dev/null +++ b/3281/CH9/EX9.12/ex9_12.jpg diff --git a/3281/CH9/EX9.12/ex9_12.sce b/3281/CH9/EX9.12/ex9_12.sce new file mode 100755 index 000000000..f0dcad317 --- /dev/null +++ b/3281/CH9/EX9.12/ex9_12.sce @@ -0,0 +1,10 @@ +//Page Number: 487
+//Example 9.12
+clc;
+//Given
+G=15.85;
+Rn=75; //ohm
+
+Rl=Rn-(Rn/G);
+C=Rl+(10*%i);
+disp('ohms',C,'Cavity impedance:');
diff --git a/3281/CH9/EX9.13/ex9_13.jpg b/3281/CH9/EX9.13/ex9_13.jpg Binary files differnew file mode 100755 index 000000000..2614f2778 --- /dev/null +++ b/3281/CH9/EX9.13/ex9_13.jpg diff --git a/3281/CH9/EX9.13/ex9_13.sce b/3281/CH9/EX9.13/ex9_13.sce new file mode 100755 index 000000000..9d288f2df --- /dev/null +++ b/3281/CH9/EX9.13/ex9_13.sce @@ -0,0 +1,14 @@ +//Page Number: 487
+//Example 9.13
+clc;
+//Given
+e=1.6D-19;
+n1=1D+16; //m-3
+mu1=8000D-4; //m2/Vs
+nu=1D+14; //m-3
+muu=180D-4; //m2/Vs
+
+///Conductivity
+C=e*((n1*mu1)+(nu*muu));
+disp('m mho',C*1000,'Conductivity:');
+
diff --git a/3281/CH9/EX9.14/ex9_14.jpg b/3281/CH9/EX9.14/ex9_14.jpg Binary files differnew file mode 100755 index 000000000..1f6165eae --- /dev/null +++ b/3281/CH9/EX9.14/ex9_14.jpg diff --git a/3281/CH9/EX9.14/ex9_14.sce b/3281/CH9/EX9.14/ex9_14.sce new file mode 100755 index 000000000..70ce36349 --- /dev/null +++ b/3281/CH9/EX9.14/ex9_14.sce @@ -0,0 +1,13 @@ +//Page Number: 488
+//Example 9.14
+clc;
+//Given
+e0=8.854D-12;
+er=13.1;
+vd=2.5D+5; //m/s
+e=1.6D-19;
+mu=0.015; //m2/Vs
+
+//Criteria
+n0L=(e0*er*vd)/(e*mu);
+disp('m^-3',n0L,'n0L should be greater than');
diff --git a/3281/CH9/EX9.15/ex9_15.jpg b/3281/CH9/EX9.15/ex9_15.jpg Binary files differnew file mode 100755 index 000000000..3e32ac74b --- /dev/null +++ b/3281/CH9/EX9.15/ex9_15.jpg diff --git a/3281/CH9/EX9.15/ex9_15.sce b/3281/CH9/EX9.15/ex9_15.sce new file mode 100755 index 000000000..3d4fb276f --- /dev/null +++ b/3281/CH9/EX9.15/ex9_15.sce @@ -0,0 +1,21 @@ +//Page Number: 488
+//Example 9.15
+clc;
+//Given
+L=10D-6; //m
+f=10D+9; //Hz
+e=1.6D-19;
+n0=2D+20; //m3
+E=3200D+2; //V/m
+
+//Current density
+vd=L*f;
+J=n0*e*vd;
+disp('A/m sqr',J,'Current density:');
+
+//Negative electron mobility
+mu=-vd/E;
+disp('cm sqr/Vs',mu*10000,'Negative electron mobility:');
+
+//Answer for Negative electron mobility is 3125 but it is given as 3100
+
diff --git a/3281/CH9/EX9.17/ex9_17.jpg b/3281/CH9/EX9.17/ex9_17.jpg Binary files differnew file mode 100755 index 000000000..1250f12ad --- /dev/null +++ b/3281/CH9/EX9.17/ex9_17.jpg diff --git a/3281/CH9/EX9.17/ex9_17.sce b/3281/CH9/EX9.17/ex9_17.sce new file mode 100755 index 000000000..a9fddfd01 --- /dev/null +++ b/3281/CH9/EX9.17/ex9_17.sce @@ -0,0 +1,18 @@ +//Page Number: 497
+//Example 9.17
+clc;
+//Given
+n=0.15;
+Vdc=100; //V
+Idc=200D-3; //A
+vd=2D+5; //m/s
+L=6D-6; //m
+
+//(i) Maximum CW output power
+Pdc=Vdc*Idc;
+Pout=n*Pdc;
+disp('W',Pout,'Maximum CW power output:');
+
+//(ii) Resonant frequency
+f=vd/(2*L);
+disp('GHz',f/10^9,'Resonant frequency:');
diff --git a/3281/CH9/EX9.18/ex9_18.jpg b/3281/CH9/EX9.18/ex9_18.jpg Binary files differnew file mode 100755 index 000000000..810aa62c7 --- /dev/null +++ b/3281/CH9/EX9.18/ex9_18.jpg diff --git a/3281/CH9/EX9.18/ex9_18.sce b/3281/CH9/EX9.18/ex9_18.sce new file mode 100755 index 000000000..633eda132 --- /dev/null +++ b/3281/CH9/EX9.18/ex9_18.sce @@ -0,0 +1,29 @@ +//Page Number: 497
+//Example 9.18
+clc;
+//Given
+n=0.1;
+Vdc=100; //V
+Idc=100D-3; //A
+vd=2D+5; //m/s
+L=5D-6; //m
+V0=90; //V
+k=3;
+
+//(i) Maximum CW output power
+Pdc=Vdc*Idc;
+Pout=n*Pdc;
+disp('W',Pout,'Maximum CW power output:');
+
+//(ii) Resonant frequency
+f=vd/(2*L);
+disp('Hz',f,'Resonant frequency:');
+
+//(iii)Transit time
+T=L/vd;
+disp('s',T,'Transit time:');
+
+//(iv) Avalanche multiplication factor
+M=1/(1-((Vdc/V0)^k));
+disp(-M,'Avalanche multiplication factor:');
+
diff --git a/3281/CH9/EX9.19/ex9_19.jpg b/3281/CH9/EX9.19/ex9_19.jpg Binary files differnew file mode 100755 index 000000000..a770f52e0 --- /dev/null +++ b/3281/CH9/EX9.19/ex9_19.jpg diff --git a/3281/CH9/EX9.19/ex9_19.sce b/3281/CH9/EX9.19/ex9_19.sce new file mode 100755 index 000000000..02d5a9fe8 --- /dev/null +++ b/3281/CH9/EX9.19/ex9_19.sce @@ -0,0 +1,18 @@ +//Page Number: 498
+//Example 9.19
+clc;
+//Given
+n=0.1;
+Vdc=100; //V
+Idc=0.9; //A
+t=0.01D-9; //s
+f=16D+9; //Hz
+
+//(i)Power output
+Pdc=Vdc*Idc;
+Pout=n*Pdc;
+disp('W',Pout,'Power output:');
+
+//(ii)Duty cycle
+D=(t/2)+(1/(2*f));
+disp('s',D,'Duty cycle:');
diff --git a/3281/CH9/EX9.2/ex9_2.jpg b/3281/CH9/EX9.2/ex9_2.jpg Binary files differnew file mode 100755 index 000000000..3a61e3a23 --- /dev/null +++ b/3281/CH9/EX9.2/ex9_2.jpg diff --git a/3281/CH9/EX9.2/ex9_2.sce b/3281/CH9/EX9.2/ex9_2.sce new file mode 100755 index 000000000..f39081962 --- /dev/null +++ b/3281/CH9/EX9.2/ex9_2.sce @@ -0,0 +1,12 @@ +//Page Number: 448
+//Example 9.2
+clc;
+//Given
+fc=5D+9; //Hz
+Em=2D+7; //V/m
+vs=4D+3; //ms/s
+Xc=1; //ohm
+
+//Maximum allowable power
+Pm=((Em*vs)^2)/(((2*%pi*fc)^2)*Xc);
+disp('W',Pm,'Maximum allowable power:');
diff --git a/3281/CH9/EX9.20/ex9_20.jpg b/3281/CH9/EX9.20/ex9_20.jpg Binary files differnew file mode 100755 index 000000000..b541ea197 --- /dev/null +++ b/3281/CH9/EX9.20/ex9_20.jpg diff --git a/3281/CH9/EX9.20/ex9_20.sce b/3281/CH9/EX9.20/ex9_20.sce new file mode 100755 index 000000000..9504a8131 --- /dev/null +++ b/3281/CH9/EX9.20/ex9_20.sce @@ -0,0 +1,20 @@ +//Page Number: 498
+//Example 9.20
+clc;
+//Given
+Cj=0.5D-12; //F
+Lp=0.5D-9; //H
+Irf=0.65; //A
+Rl=2; //ohms
+Vbd=80; //V
+Idc=0.08; //A
+
+//Resonant frequency
+f=1/(2*%pi*sqrt(Cj*Lp));
+disp('Hz',f,'Resonant frequency:');
+
+//Efficiency
+Pout=(Irf*Irf*Rl)/2;
+Pin=Vbd*Idc;
+n=(Pout*100)/Pin;
+disp('%',n,'Efficiency:');
diff --git a/3281/CH9/EX9.21/ex9_21.jpg b/3281/CH9/EX9.21/ex9_21.jpg Binary files differnew file mode 100755 index 000000000..83f082bf6 --- /dev/null +++ b/3281/CH9/EX9.21/ex9_21.jpg diff --git a/3281/CH9/EX9.21/ex9_21.sce b/3281/CH9/EX9.21/ex9_21.sce new file mode 100755 index 000000000..3a802c1e6 --- /dev/null +++ b/3281/CH9/EX9.21/ex9_21.sce @@ -0,0 +1,12 @@ +//Page Number: 501
+//Example 9.21
+clc;
+//Given
+J=25D+7; //A/m;
+Na=2.5D+21; //m3
+e=1.6D-19;
+
+//Avlance zone velocity
+vz=J/(Na*e);
+disp('m/s',vz,'Avlanche zone velocity:');
+
diff --git a/3281/CH9/EX9.22/ex9_22.jpg b/3281/CH9/EX9.22/ex9_22.jpg Binary files differnew file mode 100755 index 000000000..b6c2cfdbf --- /dev/null +++ b/3281/CH9/EX9.22/ex9_22.jpg diff --git a/3281/CH9/EX9.22/ex9_22.sce b/3281/CH9/EX9.22/ex9_22.sce new file mode 100755 index 000000000..923106682 --- /dev/null +++ b/3281/CH9/EX9.22/ex9_22.sce @@ -0,0 +1,17 @@ +//Page Number: 503
+//Example 9.22
+clc;
+//Given
+e=1.6D-19;
+N=4D+21; //m
+L=10D-6; //m
+e0=8.854D-12;
+er=11;
+
+//Breakdown voltage
+Vbd=(e*N*L*L)/(e0*er);
+disp('V',round(Vbd),'Breakdown voltage:');
+
+//Breakdown electric field
+E=Vbd/L;
+disp('V/m',E,'Breakdown electric field:');
diff --git a/3281/CH9/EX9.23/ex9_23.jpg b/3281/CH9/EX9.23/ex9_23.jpg Binary files differnew file mode 100755 index 000000000..9c8b83a8b --- /dev/null +++ b/3281/CH9/EX9.23/ex9_23.jpg diff --git a/3281/CH9/EX9.23/ex9_23.sce b/3281/CH9/EX9.23/ex9_23.sce new file mode 100755 index 000000000..afdf321ce --- /dev/null +++ b/3281/CH9/EX9.23/ex9_23.sce @@ -0,0 +1,18 @@ +//Page Number: 515
+//Example 9.23
+clc;
+//Given
+lam=8000D-10; //m
+a=0.5D-2; //m
+D=4D+8; //m
+
+//Angular Spread
+t=(1.22*lam)/a;
+disp('rad',t,'Angular spread:');
+
+//Aerial spread
+A=%pi*((D*t)^2);
+disp('m sqr',A,'Aerial spread:');
+
+
+//Answer for A is given as 193 m sqr but it is 1.915D+10 m sqr
diff --git a/3281/CH9/EX9.24/ex9_24.jpg b/3281/CH9/EX9.24/ex9_24.jpg Binary files differnew file mode 100755 index 000000000..3a3fb924a --- /dev/null +++ b/3281/CH9/EX9.24/ex9_24.jpg diff --git a/3281/CH9/EX9.24/ex9_24.sce b/3281/CH9/EX9.24/ex9_24.sce new file mode 100755 index 000000000..ceb51184c --- /dev/null +++ b/3281/CH9/EX9.24/ex9_24.sce @@ -0,0 +1,16 @@ +//Page Number: 515
+//Example 9.24
+clc;
+//Given
+E=10; //W
+T=1D-9; //s
+c=3D+8; //m/s
+lam=650D-9; //m
+
+//Pulse Power
+P=E/T;
+disp('W',P,'Pulse Power:');
+
+//Q value
+Q=(c*T)/lam;
+disp(Q,'Q value:');
diff --git a/3281/CH9/EX9.25/ex9_25.jpg b/3281/CH9/EX9.25/ex9_25.jpg Binary files differnew file mode 100755 index 000000000..a32519155 --- /dev/null +++ b/3281/CH9/EX9.25/ex9_25.jpg diff --git a/3281/CH9/EX9.25/ex9_25.sce b/3281/CH9/EX9.25/ex9_25.sce new file mode 100755 index 000000000..de5b65e50 --- /dev/null +++ b/3281/CH9/EX9.25/ex9_25.sce @@ -0,0 +1,13 @@ +//Page Number: 515
+//Example 9.25
+clc;
+//Given
+h=6.626D-34;
+c=3D+8; //m/s
+e=1.6D-19;
+Eg=1.85; //eV
+
+//Wavelenght emitted
+lam=(h*c)/(Eg*e);
+lamarm=lam*1D+10;
+disp('A',round(lamarm),'Wavelenght emitted:');
diff --git a/3281/CH9/EX9.3/ex9_3.jpg b/3281/CH9/EX9.3/ex9_3.jpg Binary files differnew file mode 100755 index 000000000..4c7da559b --- /dev/null +++ b/3281/CH9/EX9.3/ex9_3.jpg diff --git a/3281/CH9/EX9.3/ex9_3.sce b/3281/CH9/EX9.3/ex9_3.sce new file mode 100755 index 000000000..4f5b66317 --- /dev/null +++ b/3281/CH9/EX9.3/ex9_3.sce @@ -0,0 +1,16 @@ +//Page Number: 451
+//Example 9.3
+clc;
+//Given
+XeGe=4.0; //eV
+XeGaAs=4.1; //eV
+delEgGe=0.78; //eV
+delEgGaAs=1.42; //eV
+
+//Conduction band differential
+delEc=XeGe-XeGaAs;
+disp('eV',delEc,'Conduction band differential:');
+
+//Valence band differential
+delEv=delEgGaAs-delEgGe-delEc;
+disp('eV',delEv,'Valence band differential:');
diff --git a/3281/CH9/EX9.4/ex9_4.jpg b/3281/CH9/EX9.4/ex9_4.jpg Binary files differnew file mode 100755 index 000000000..e8616038b --- /dev/null +++ b/3281/CH9/EX9.4/ex9_4.jpg diff --git a/3281/CH9/EX9.4/ex9_4.sce b/3281/CH9/EX9.4/ex9_4.sce new file mode 100755 index 000000000..383ef64fa --- /dev/null +++ b/3281/CH9/EX9.4/ex9_4.sce @@ -0,0 +1,17 @@ +//Page Number: 454
+//Example 9.4
+clc;
+//Given
+S11=0.89;
+S12=0.02;
+S21=3.1;
+S22=0.78;
+
+del=(S11*S22)-(S12*S21);
+K=[1-(S11)^2-(S22)^2+(del)^2;]/(2*S12*S21);
+if(K<1)
+ disp('Amplifier is potentially unstable');
+else
+ disp('Amplifier is potentially stable');
+ end
+
diff --git a/3281/CH9/EX9.5/ex9_5.jpg b/3281/CH9/EX9.5/ex9_5.jpg Binary files differnew file mode 100755 index 000000000..f8fa637f5 --- /dev/null +++ b/3281/CH9/EX9.5/ex9_5.jpg diff --git a/3281/CH9/EX9.5/ex9_5.sce b/3281/CH9/EX9.5/ex9_5.sce new file mode 100755 index 000000000..a0d97e183 --- /dev/null +++ b/3281/CH9/EX9.5/ex9_5.sce @@ -0,0 +1,42 @@ +//Page Number: 454
+//Example 9.5
+clc;
+//Given
+S11=0.40;
+S12=0.01;
+S21=2.00;
+S22=0.35;
+
+ZL=20; //ohm
+ZS=30; //ohm
+Z0=ZL+ZS; //ohm
+
+//Reflection coefficients of source and load
+TL=(ZL-Z0)/(ZL+Z0);
+TLm=-TL;
+TS=(ZS-Z0)/(ZS+Z0);
+TSm=-TS;
+
+//Reflection coefficients of input and output
+Tin=S11+((S12*S21*TL)/(1-(S22*TL)));
+Tout=S22+((S12*S21*TS)/(1-(S22*TS)));
+
+//Transducer Gain
+x=(1-(TSm)^2)/((1-(S11*TSm))^2); //Value of should be 1.145
+y=(S21*S21);
+z=(1-(TLm)^2)/((1-(Tout*TLm))^2);
+GT=x*y*z;
+disp(GT,'Transducer Gain:');
+
+//Available Power Gain
+z1=1-(Tout)^2;
+GA=(x*y)/z1;
+disp(GA,'Available power Gain:');
+
+//Power Gain
+z2=1-(Tin)^2;
+GP=(x*y)/z2;
+disp(GP,'Power Gain:');
+
+//All the end calculations of finding gain are not accurate in the book, hence the answers dont match
+
diff --git a/3281/CH9/EX9.6/ex9_6.jpg b/3281/CH9/EX9.6/ex9_6.jpg Binary files differnew file mode 100755 index 000000000..de17f00cd --- /dev/null +++ b/3281/CH9/EX9.6/ex9_6.jpg diff --git a/3281/CH9/EX9.6/ex9_6.sce b/3281/CH9/EX9.6/ex9_6.sce new file mode 100755 index 000000000..31e9088e5 --- /dev/null +++ b/3281/CH9/EX9.6/ex9_6.sce @@ -0,0 +1,45 @@ +//Page Number: 455
+//Example 9.6
+clc;
+//Given
+S11=0.60;
+S12=0.045;
+S21=2.50;
+S22=0.50
+TS=0.5;
+TL=0.4;
+Vrms=10; //V
+Z0=50; //ohm
+
+//(i)Reflection coefficients of input and output
+Tin=S11+((S12*S21*TL)/(1-(S22*TL)));
+Tout=S22+((S12*S21*TS)/(1-(S22*TS)));
+disp(Tin,'Reflection coefficients of input:');
+disp(Tout,'Reflection coefficients of output:');
+
+//(ii) Gains
+//Transducer Gain
+x=(1-(TS)^2)/((1-(S11*TS))^2);
+y=(S21*S21);
+z=(1-(TL)^2)/((1-(Tout*TL))^2);
+GT=x*y*z;
+disp(GT,'Transducer Gain:');
+
+//Available Power Gain
+z1=1-(Tout)^2;
+GA=(x*y)/z1;
+disp(GA,'Available power Gain:');
+
+//Power Gain
+z2=1-(Tin)^2;
+GP=(x*y)/z2;
+disp(GP,'Power Gain:');
+
+//Calculation for Tout and Gains are wrong in the book, hence the answers dont match
+
+//(iii) Power available
+Gt=9.4;
+Pas=(sqrt(2)*Vrms)^2/(8*Z0);
+Pal=Gt*Pas;
+disp('W',Pas,'Power available at source:');
+disp('W',Pal,'Power available at load:');
diff --git a/3281/CH9/EX9.7/ex9_7.jpg b/3281/CH9/EX9.7/ex9_7.jpg Binary files differnew file mode 100755 index 000000000..60effe9e3 --- /dev/null +++ b/3281/CH9/EX9.7/ex9_7.jpg diff --git a/3281/CH9/EX9.7/ex9_7.sce b/3281/CH9/EX9.7/ex9_7.sce new file mode 100755 index 000000000..a1ad3bb3a --- /dev/null +++ b/3281/CH9/EX9.7/ex9_7.sce @@ -0,0 +1,12 @@ +//Page Number: 457
+//Example 9.7
+clc;
+//Given
+S11=0.90;
+S12=0;
+S21=2.40;
+S22=0.80;
+
+Gmax=(S21*S21)/((1-(S11)^2)*(1-(S22)^2));
+Gdb=10*log10(Gmax);
+disp(Gdb,'Maximum gain:');
diff --git a/3281/CH9/EX9.8/ex9_8.jpg b/3281/CH9/EX9.8/ex9_8.jpg Binary files differnew file mode 100755 index 000000000..51ba2d4ea --- /dev/null +++ b/3281/CH9/EX9.8/ex9_8.jpg diff --git a/3281/CH9/EX9.8/ex9_8.sce b/3281/CH9/EX9.8/ex9_8.sce new file mode 100755 index 000000000..9fe26f554 --- /dev/null +++ b/3281/CH9/EX9.8/ex9_8.sce @@ -0,0 +1,41 @@ +//Page Number: 468
+//Example 9.8
+clc;
+//Given
+e=1.6D-19;
+Nd=1.1D+23; //m-3
+a=0.2D-6; //m
+er=11.8;
+e0=8.854D-12;
+mue=800D-4; //m2/Vs
+Z=50D-6;
+L=8.5D-6; //m
+W0=1; //V
+Vd=12; //V
+Vg=1.5; //V
+
+//(i) Pinch off voltage and pinch off current
+Vp=(e*Nd*a*a)/(2*er*e0);
+disp('V',Vp,'Pinch off voltage:');
+
+Ip=(mue*e*e*Nd*Nd*Z*a*a)/(e0*er*L);
+disp('A',Ip,'Pinch off current:');
+//Answer for Ip is 55809 A but it is given as 0.00558 A
+
+//(ii) Drain and maximum drain current
+//Taking Ip=5.58mA as given in book
+Ip1=0.00558; //A
+x=(2/3)*(((Vd+Vg+W0)/Vp)^(3/2));
+y=(2/3)*(((Vg+W0)/Vp)^(3/2));
+Id=Ip1*[(Vd/Vp)-x+y];
+disp('A',-Id,'Drain current:');
+
+//Saturation Current
+Is=Ip1*[(1/3)-((Vg+W0)/Vp)+((2/3)*(((Vg+W0)/Vp)^(3/2)))];
+disp('A',Is,'Drain saturation current:');
+
+//(iii) Cut off frequency
+f=(2*mue*e*Nd*a*a)/(%pi*er*e0*L*L);
+disp('GHz',f/10^9,'Cutt off freqency:');
+
+
diff --git a/3281/CH9/EX9.9/ex9_9.jpg b/3281/CH9/EX9.9/ex9_9.jpg Binary files differnew file mode 100755 index 000000000..17b6f3817 --- /dev/null +++ b/3281/CH9/EX9.9/ex9_9.jpg diff --git a/3281/CH9/EX9.9/ex9_9.sce b/3281/CH9/EX9.9/ex9_9.sce new file mode 100755 index 000000000..e0dea08ec --- /dev/null +++ b/3281/CH9/EX9.9/ex9_9.sce @@ -0,0 +1,13 @@ +//Page Number: 469
+//Example 9.9
+clc;
+//Given
+e=1.6D-19;
+Nd=8D+23; //m-3
+a=0.12D-6; //m
+er=13.2;
+e0=8.854D-12;
+
+//Pinch off voltage
+Vp=(e*Nd*a*a)/(2*er*e0);
+disp('V',Vp,'Pinch off voltage:');
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