//chapter 13
//example 13.11
//page 571
printf("\n")
printf("given")
Av=70;f=100;rs=600;Rc=12*10^3;Rl=120*10^3;Re2=3.9*10^3;hie=2*10^3;hfe=100;R1=Rl;R2=39*10^3;Re1=150;
Zb=hie+Re1*(1+hfe)
Zin=(R1*R2*Zb)/(R1*R2+R1*Zb+R2*Zb)
C1=1/(2*3.14*f*((Zin+rs)/10))
C2=1/(2*3.14*f*Re1)