1 files changed, 22 insertions, 0 deletions
diff --git a/2534/CH8/EX8.2/Ex8_2.sce b/2534/CH8/EX8.2/Ex8_2.sce
new file mode 100755
index 000000000..6edb890f1
--- /dev/null
+++ b/2534/CH8/EX8.2/Ex8_2.sce
@@ -0,0 +1,22 @@
+//Ex8_2
+clc
+RL = 8*10^3
+hie=1.0*10^3
+hre=2.5*10^-4
+hfe=50
+hoe=25*10^-6
+disp("RL = "+string(RL)+"ohm")//load resistance
+//h-parameters for CE transistor amplifier are as follows:
+disp("hie = "+string(hie)+"ohm")//input resistance of CE transistor
+disp("hre = "+string(hre))//voltage gain of CE transistor
+disp("hfe = "+string(hfe))//current gain of CE transistor
+disp("hoe = "+string(hoe)+"mho")//output conductance of CE transistor
+//calculation for current gain:
+Ai=-hfe/(1+(hoe*RL))
+disp("Ai = -hfe/(1+(hoe*RL)) = "+string(Ai))
+disp("Ai = "+string(abs(Ai)))
+//calculation for input resistance:
+Ri = hie+(hre*Ai*RL)
+disp("Ri = hie+(hre*Ai*RL) = "+string(Ri)+"ohm")
+
+//note : answer in the textbook regarding above problem is not accuratly calculated.