From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 181/CH7/EX7.57/example7_57.sce | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100755 181/CH7/EX7.57/example7_57.sce

(limited to '181/CH7/EX7.57/example7_57.sce')

diff --git a/181/CH7/EX7.57/example7_57.sce b/181/CH7/EX7.57/example7_57.sce
new file mode 100755
index 000000000..698f9309c
--- /dev/null
+++ b/181/CH7/EX7.57/example7_57.sce
@@ -0,0 +1,24 @@
+// Calculate voltage gain Av
+// Basic Electronics
+// By Debashis De
+// First Edition, 2010
+// Dorling Kindersley Pvt. Ltd. India
+// Example 7-57 in page 359
+
+clear; clc; close;
+
+// Given data
+gm=2*10^-3; // Transconductance in mA/V
+rd=10*10^3; // Dynamic resistance in K-ohms
+C=0.025*10^-6; // Capacitance in microF 
+
+// Calculation
+Rl=(30*30)/(30+30);
+Av=(-gm*rd*Rl*10^3)/(Rl+rd);
+f1=1/(2*%pi*37.5*10^3*C);
+Avl=Av/sqrt(1+(f1/(5*10^3))^2);
+printf("(a)Av = %0.0f\n(b)Avl = %0.2f",Av,Avl);
+
+// Result
+// (a) Av = -30
+// (b) Avl = -29.94
\ No newline at end of file
-- 
cgit