initial commit / add all books

9 files changed, 156 insertions, 0 deletions

diff --git a/1823/CH6/EX6.18/SolEx6_18.sce b/1823/CH6/EX6.18/SolEx6_18.sce
new file mode 100755
index 000000000..31917ce0c
--- /dev/null
+++ b/1823/CH6/EX6.18/SolEx6_18.sce
@@ -0,0 +1,14 @@
+

+//Example 6.18 page no 185

+clear

+clc

+Rs=5        //kΩ

+Rf=100      //kΩ

+hie=1.1

+Rc=10       //kΩ

+Rl=10       //kΩ

+hfe=50

+d=((1/Rs)+(1/Rf)+(1/hie))*((1/Rf)+((Rc+Rl)/(Rc*Rl)))+((1/Rf)*((hfe/hie)-(1/Rf)))

+printf("\n The value of d=%0.3f " ,d)

+

+

diff --git a/1823/CH6/EX6.19/SolEx6_19.sce b/1823/CH6/EX6.19/SolEx6_19.sce
new file mode 100755
index 000000000..98b7ae76f
--- /dev/null
+++ b/1823/CH6/EX6.19/SolEx6_19.sce
@@ -0,0 +1,15 @@
+//Example 6.19 page no 186

+clear

+clc

+hfb=-0.99

+Rc=2.2*10^3

+Rl=1.1*10^3

+Re=3.3*10^3

+hib=25

+hob=10^-6

+Av=((Rc*Rl*hfb)/(hib*(Rc+Rl+hob*(Rc*Rl))))

+Ai=-((Re*Rc*hfb)/((Re+hib)+(Rc+Rl+hob*Rl*Rc)))

+printf("\n The value of Av=%0.3f " ,Av)

+printf("\n The value of Ai=%0.3f " ,Ai)

+

+

diff --git a/1823/CH6/EX6.2/SolEx6_2.sce b/1823/CH6/EX6.2/SolEx6_2.sce
new file mode 100755
index 000000000..6113131cf
--- /dev/null
+++ b/1823/CH6/EX6.2/SolEx6_2.sce
@@ -0,0 +1,13 @@
+//Find an expression for the current-gain ratio Ai ¼ iL=is and evaluate it

+//Example 6.2 page no 175

+clear

+clc

+a=0.99//alpha

+Rc=4*10^3       //kΩ

+Rl=4*10^3       //kΩ

+Re=5*10^3       //kΩ

+re=30           //Ω

+rb=300          //Ω

+Ai=(a*Rc*Re)/((Rc+Rl)*(Re+re+(1-a)*rb))

+printf("\n The value of Ai=%0.3f " ,Ai)

+

diff --git a/1823/CH6/EX6.22/SolEx6_22.sce b/1823/CH6/EX6.22/SolEx6_22.sce
new file mode 100755
index 000000000..28a72e73f
--- /dev/null
+++ b/1823/CH6/EX6.22/SolEx6_22.sce
@@ -0,0 +1,21 @@
+//Find (a) the final-stage voltage gain Av2  vo=vo1; (b) the final-stage input impedance Zin2;

+//(c) the initial-stage voltage gain Av1  vo1=vin; (d) the amplifier input impedance Zin1; and

+//(e) the amplifier voltage gain Av  vo=vi.

+//Example 6.22 page no 189

+clear

+clc

+hfe=40

+Rc2=20*10^3     //Ω

+Rc1=10^4        //Ω

+hie=1500

+hoe=30*10^-6

+Av2=-((hfe*Rc2)/(hie*(1+hoe*Rc2)))      //final-stage voltage gain

+printf("\n The value of Av2=%0.3f " ,Av2)

+Rb2=5*10^3      //Ω

+hie=1500

+hfe=40

+Zin2=(((Rb2*hie)/(Rb2+hie)))/1000           //final-stage input impedance Zin2

+printf("\n The value of Zin2=%0.3f Kohm " ,Zin2)

+Zin2=Zin2*1000

+Av1=-((hfe*Zin2*Rc1)/(hie*(Rc1+Zin2+hoe*Zin2*Rc1)))     //initial-stage voltage gain

+printf("\n The value of Av1=%0.3f " ,Av1)

diff --git a/1823/CH6/EX6.24/SolEx6_24.sce b/1823/CH6/EX6.24/SolEx6_24.sce
new file mode 100755
index 000000000..83f2119fb
--- /dev/null
+++ b/1823/CH6/EX6.24/SolEx6_24.sce
@@ -0,0 +1,20 @@
+//Example 6.24 page no 191

+clear

+clc

+R11=90*10^3

+R12=100*10^3

+R22=90*10^3

+R21=10*10^3

+Av1=0.9879

+hfe=100

+Rl=5*10^3

+Rc=5*10^3

+hie=1*10^3

+Rb1=((R11*R12)/(R11+R12))/1000

+printf("\n The value of Rb1=%0.3f Kohm" ,Rb1)

+Rb2=((R22*R21)/(R22+R21))/1000

+printf("\n The value of Rb2=%0.3f Kohm" ,Rb2)

+Av2=-((hfe*Rl*Rc)/(hie*(Rl+Rc)))

+printf("\n The value of Av2=%0.3f " ,Av2)

+Av=Av1*Av2

+printf("\n The value of Av=%0.3f Kohm" ,Av)

diff --git a/1823/CH6/EX6.26/SolEx6_26.sce b/1823/CH6/EX6.26/SolEx6_26.sce
new file mode 100755
index 000000000..96781bc80
--- /dev/null
+++ b/1823/CH6/EX6.26/SolEx6_26.sce
@@ -0,0 +1,23 @@
+//Determine (a) the overall voltage-gain ratio Av = vL=vs, and (b) the overall current-gain ratio Ai = iL=is.

+//Example 6.26 page no 193

+clear

+clc

+hfe=100

+Rl=3*10^3            //kΩ

+Rc=3*10^3           //kΩ

+hie=1*10^3

+Av2=-((hfe*Rl*Rc)/(hie*(Rl+Rc)))

+printf("\n The value of Av2=%0.3f " ,Av2)

+Rc1=10*10^3         //kΩ

+Re1=1*10^3          //kΩ

+Av1=-((hfe*Rc1*hie)/((Rc1+hie)*((hfe+1)*Re1+hie)))

+printf("\n The value of Av1=%0.3f " ,Av1)

+Av=Av1*Av2

+printf("\n The value of Av=%0.3f " ,Av)

+Ai1=-((hfe*Rc1)/(Rc1+hie))

+printf("\n The value of Ai1=%0.3f " ,Ai1)

+Rc2=3*10^3          //kΩ

+Ai2=-((hfe*Rc2)/(Rc2+Rl))

+printf("\n The value of Ai2=%0.3f " ,Ai2)

+Ai=Ai1*Ai2

+printf("\n The value of Ai=%0.3f " ,Ai)

diff --git a/1823/CH6/EX6.27/SolEx6_27.sce b/1823/CH6/EX6.27/SolEx6_27.sce
new file mode 100755
index 000000000..11da9d185
--- /dev/null
+++ b/1823/CH6/EX6.27/SolEx6_27.sce
@@ -0,0 +1,25 @@
+//Find (a) the overall voltage-gain ratio

+//Av ¼ vL=vS and (b) the overall current-gain ratio Ai ¼ iL=iS.

+//Example 6.27 page no 194

+clear

+clc

+hfb1=-0.99

+hfc2=-100

+Rb=33.3*10^3

+Re1=5*10^3

+Re2=2*10^3

+Rl=2*10^3

+hic2=500

+hib1=50

+hic2=500

+Av1=-((hfb1*Rb*hic2)/(hib1*(Rb+hic2)))

+Av2=0.995

+Av=Av1*Av2

+printf("\n The value of Av1=%0.3f " ,Av1)

+printf("\n The value of Av1=%0.3f " ,Av)

+Ai1=-((hfb1*Re1*Rb)/((Re1+hib1)*(Rb+hic2)))

+printf("\n The value of Ai1=%0.3f " ,Ai1)

+Ai2=-((hfc2*Re2)/(Re2+Rl))

+printf("\n The value of Ai2=%0.3f " ,Ai2)

+Ai=Ai1*Ai2

+printf("\n The value of Ai=%0.3f " ,Ai)

diff --git a/1823/CH6/EX6.7/SolEx6_7.sce b/1823/CH6/EX6.7/SolEx6_7.sce
new file mode 100755
index 000000000..6f1eef8a0
--- /dev/null
+++ b/1823/CH6/EX6.7/SolEx6_7.sce
@@ -0,0 +1,15 @@
+//Calculate (a) the voltage gain Av and (b) the current gain Ai.

+//Example 6.7 page no 178

+clear

+clc

+hfe=90

+Rl=800//Ω

+Rc=800//Ω

+Rb=831//kΩ

+hie=200

+hoe=100*10^-6

+Av=-((hfe*Rl*Rc)/(hie*(Rc+Rl+hoe*Rl*Rc)))   //voltage gain Av

+Ai=((Rb*hie)/(Rl*(Rb+hie)))*Av              //current gain Ai

+printf("\n The value of Av=%0.3f " ,Av)

+printf("\n The value of Ai=%0.3f " ,Ai)

+

diff --git a/1823/CH6/EX6.8/SolEx6_8.sce b/1823/CH6/EX6.8/SolEx6_8.sce
new file mode 100755
index 000000000..9b21d8255
--- /dev/null
+++ b/1823/CH6/EX6.8/SolEx6_8.sce
@@ -0,0 +1,10 @@
+//Determine the voltage gain Av

+//Example 6.8 page no 179

+clear

+clc

+vl=1.1528       //output voltage

+vi=0.250        //input voltage

+Av=-(vl/vi)     //voltage gain 

+printf("\n The value of Av=%0.3f " ,Av)

+

+