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+/// Example 5.10:low frequecy response
+clc;
+clear;
+close;
+Beta=100;//
+Rs=1;//series resistance in killo ohms
+R1=40;// resistance in killo ohms
+R2=10;// resistance in killo ohms
+hie=1.1;//in killo ohms
+x=(R1*R2)/(R1+R2);//
+Y=(x*hie)/(x+hie);//
+Rin= Y+Rs;//input resistance in killo ohms
+C1=10;//capacitance in micro farad
+fc=(1/(2*%pi*Rin*10^3*C1*10^-6));//CUT OFF FREQUENCY OF INPUT RC NETWORK
+Ce=20;//emitter capacitance in micro farad
+hic=1100;//in ohms
+Rth=(x*Rs)/(x+Rs)*10^3;//
+Rx= (Rth+hic)/(Beta);//
+Rl=2;//resistance in killo ohms
+R= (Rx*Rl*10^3)/(Rx+Rl*10^3);//in ohms
+fc1=(1/(2*%pi*R*Ce*10^-6));//CUT OFF FREQUENCY OF bypass RC NETWORK
+Rl=1.8;//load resistance in killo ohms
+Rc=4;//collector resistance in killo ohms
+C2=1;//capacitance in micro farad
+fc2=(1/(2*%pi*(Rl+Rc)*10^3*C2*10^-6));//CUT OFF FREQUENCY OF outPUT RC NETWORK
+disp(fc,"CUT OFF FREQUENCY OF INPUT RC NETWORK in hertz")
+disp(fc1,"CUT OFF FREQUENCY OF BYPASS RC NETWORK in hertz")
+disp(fc2,"CUT OFF FREQUENCY OF OUTPUT RC NETWORK in hertz")