//Example 2.5
clc
disp("It is necessary to analyze each network to determine the critical frequency of the amplifier")
disp("(a) Input RC Network")
disp("       fc = 1 / 2*pi*R_in*C1")
format(6)
rin=(100*100)/(100+100)
disp(rin,"where  R_in(in M-ohm) = RG || R_in(gate) = RG || |VGS/IGSS| =")
format(5)
fc1=1/(2*%pi*50*10^6*0.001*10^-6)
disp(fc1,"Therefore,  fc(in Hz) =")
disp("(b) Output RC Network")
format(6)
fc2=1/(2*%pi*(24.2*10^3)*(1*10^-6))
disp(fc2,"       fc(in Hz) = 1 / 2*pi*(RD+RL)*C2 =")
disp("We have calculated two critical frequencies")
disp("(a) fc(input) = 3.18 Hz")
disp("(b) fc(output) = 6.577 Hz")