1 files changed, 33 insertions, 0 deletions
diff --git a/69/CH8/EX8.10/8_10.sce b/69/CH8/EX8.10/8_10.sce
new file mode 100755
index 000000000..d731832ae
--- /dev/null
+++ b/69/CH8/EX8.10/8_10.sce
@@ -0,0 +1,33 @@
+clear; clc; close;
+
+yos = 50*10^(-6);
+Idss = 10*10^(-3);
+Vp = -4;
+Vgsq = -2.2;
+Idq = 2.03*10^(-3);
+Rd = 3.6*10^(3);
+Rs = 1.1*10^(3);
+Vi = 40*10^(-3);
+
+gmo = 2*Idss/abs(Vp);
+gm = gmo*(1-(Vgsq/Vp));
+rd = 1/yos;
+Zi = Rs*((rd+Rd)/(1+gm*rd))/(Rs+((rd+Rd)/(1+gm*rd)));
+Zi2 = Rs*gm^(-1)/(Rs+gm^(-1));
+Zo = Rd*rd/(Rd+rd);
+Zo2 = Rd;
+Av = (gm*Rd+(Rd/rd))/(1+Rd/rd);
+Vo = Av*Vi;
+Av2 = gm*Rd;
+Vo2 = Av2*Vi;
+
+disp(gm,'gm(S) = ');
+disp(rd,'rd(ohms) = ');
+disp(Zi,'Zi(ohms) = ');
+disp(Zi2,'Zi(ohms) without rd = ');
+disp(Zo,'Zo(ohms) = ');
+disp(Zo2,'Zo(ohms) without rd = ')
+disp(Av,'Voltage gain Av = ');
+disp(Vo,'Vo = ');
+disp(Av2,'Volatge gain Av(ignoring rd) = ');
+disp(Vo2,'Vo2 witout rd  = ');