cascode

Ica = 15*10^(-3);
Iba=0.3*10^(-3);
Iea=15.3*10^(-3);
Uca=8;
Uba=0.65;
Uea=Uba+Uca;
Ica1=Ica;
Iea1=Iea;
Iba1=Iba;
Ucea1=8.65;
Ucba1=8;
Ubea1=0.65;
Iea2=Ica1;
Ica2=(158/159)*Iea2;
Iba2=Iea2-Ica2;
Ucea1=Uca;
Ucea2=Ucea1;
Ubea1=Uba;
Ubea2=Ubea1;
Ec=30;
tau=5.31*10^(-4);
Rg=50;
Rn=1000;
rb=16.7;
B=158;
re=3.48;
Ue1=0.2 * Ec;
Re=Ue1/Iea2;
disp("Re");
disp(Re);
Rc=(Ec-Ucea1-Ucea2-Ue1)/(Ica2);
disp("Rc");
disp(Rc);
Iatten = 2.5*Iba1;
disp("Iatten")
disp(Iatten);
I2=Iatten+Iba1;
I1=I2+Iba2;
R1=((Ec-Ubea2-Ucea2-Ue1)/(I1));
disp("R1")
disp(R1);
R2=((Ec-I1*R1-Ubea1-Ue1)/(I2));
disp("R2");
disp(R2);
R3=((Ubea1+Ue1)/(Iatten));
disp("R3");
disp(R3);
C1=((tau)/(Rg+rb+(1+B)*re));
disp("C1");
disp(C1);
C2=((tau)/(Rc+Rg));
disp("C2");
disp(C2);
Ce=((tau)/(re+Re));
disp("Ce");
disp(Ce);
Cb1=((tau)/(R1+R2+R3));
disp("Cb1");
disp(Cb1);
Rin= rb + (1+B)*re;
disp("Rin");
disp(Rin);
Ku=-B*0.993*((349)/(Rg+Rn));
disp("Ku");
disp(Ku);