diff options
Diffstat (limited to '3754/CH29/EX29.5/29_5.sce')
| -rw-r--r-- | 3754/CH29/EX29.5/29_5.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/3754/CH29/EX29.5/29_5.sce b/3754/CH29/EX29.5/29_5.sce new file mode 100644 index 000000000..b43ef2c8f --- /dev/null +++ b/3754/CH29/EX29.5/29_5.sce @@ -0,0 +1,15 @@ +clear//
+
+//Variables
+
+Av = 60.0 //Voltage gain
+A1v = 80.0 //Voltage gain with negative feedback
+
+//Calculation
+
+beta = (1 - Av/A1v ) / Av //feedback ratio
+beta1 = 1/Av //feedback ratio which causes oscillation
+
+//Result
+
+printf("\n Value of feedback ratio is %0.3f .\nThe percentage of feedback which causes oscillation is %0.1f percentage.",beta,beta1*100)
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