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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 /752/CH6/EX6.3.1 | |
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initial commit / add all books
Diffstat (limited to '752/CH6/EX6.3.1')
| -rwxr-xr-x | 752/CH6/EX6.3.1/6_3_1.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/752/CH6/EX6.3.1/6_3_1.sce b/752/CH6/EX6.3.1/6_3_1.sce new file mode 100755 index 000000000..cb90afabc --- /dev/null +++ b/752/CH6/EX6.3.1/6_3_1.sce @@ -0,0 +1,20 @@ +clc;
+//page no 199
+// prob no 6.3.1
+// RC phase shift scillator
+// In the given problem small-signal o/p resistance Rc=40kohm
+// collector bias resistor, rc=10kohm,f=400 Hz;
+// all resistances are in Kohm and freq in Hz
+f=400;rc= 10; Rc= 40;
+// Minimum value of beta is given by Bomin= 23+(4*Ro/R)+(29*R/Ro)
+// For minimum beta Ro/R=2.7, we represent Ro/R=b
+b=2.7;
+Bomin=23+(4*b)+(29*1/b);
+disp(Bomin,'1.The minimum value of beta is');
+//Determination of R and C components
+//R0 is given by (rc*Rc)/(rc+Rc)
+R0=(rc*Rc)/(rc+Rc);
+R=2.7* R0;
+disp('Kohm',R,+'2.The value of resistor R=');
+c=1/(2*%pi*f*R*sqrt(6+(4*b)))*10^9;
+disp('pF',c,+'3.The value of capacitor is ');
\ No newline at end of file |