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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 /281/CH7/EX7.4 | |
| 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 '281/CH7/EX7.4')
| -rwxr-xr-x | 281/CH7/EX7.4/example7_4.sce | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/281/CH7/EX7.4/example7_4.sce b/281/CH7/EX7.4/example7_4.sce new file mode 100755 index 000000000..7b65b7e21 --- /dev/null +++ b/281/CH7/EX7.4/example7_4.sce @@ -0,0 +1,32 @@ +disp('chapter 7 ex7.4')
+disp('given')
+disp('Design an adjustable peak clipping circuit')
+disp('Vomax=+or-5volt and Vomin=+or-3volt')
+Vomax=5
+Vomin=3
+disp('Vf=0.7volt')
+Vf=0.7
+disp('Vomax=Vz+Vf')
+Vz=Vomax-Vf
+disp('volts',Vz) //use a 1N 749 Zener diode
+disp('I1>Izmin=500*10^(-6)A')
+disp('let I1min=2*10^(-3)A')
+I1min=2*10^(-3)
+disp('R2=Vomin/I1min')
+R2=Vomin/I1min
+disp('ohms',R2) //standard value
+disp('VR4=Vomax-Vomin')
+VR4=Vomax-Vomin
+disp('volts',VR4)
+disp('R4=VR4/I1min')
+R4=VR4/I1min
+disp('ohms',R4) //standard potentiometer value
+disp('for Av=1,R1+R4=R2')
+Av=1
+R1=R2-R4
+disp('ohms',R1)
+disp('use 470ohm standard value')
+R1=470
+disp('R3=(R1+R4)||R2')
+R3=((R1+R4)*R2)/(R1+R4+R2)
+disp('ohms',R3) //use 680ohm standard value
\ No newline at end of file |