initial commit / add all books

1 files changed, 37 insertions, 0 deletions

diff --git a/1658/CH19/EX19.9/Ex19_9.sce b/1658/CH19/EX19.9/Ex19_9.sce
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+clc;

+//e.g 19.9

+Vcc=10;

+Rc=5*10**3;

+RE1=500;

+R1=50*10**3;

+R2=10*10**3;

+Rs=600;

+rE=500;

+beta1=50;

+Vbe=0.7;

+vs=100*10**-3;

+Rl=50*10**3;

+Vth=(Vcc*R2)/(R1+R2);

+disp('V',Vth*1,"Vth=");

+Rth=(R1*R2)/(R1+R2);

+disp('10^3ohm',Rth*10**-3,"Rth=");

+RE=RE1+rE;

+disp('ohm',RE*1,"RE=");

+Ie=(Vth-Vbe)/(RE+(Rth/beta1));

+disp('mA',Ie*10**3,"Ie=");

+re=25/(Ie*10**3);

+disp('ohm',re*1,"re=");

+Ri=beta1*(re+rE);

+disp('Kohm',Ri*10**-3,"Ri=");

+Ris=(Rth*Ri)/(Rth+Ri);

+disp('ohm',Ris*1,"Ris=");

+rl=(Rc*Rl)/(Rc+Rl)

+disp('kohm',rl*10**-3,"rl=");

+Av=rl/(re+rE);

+disp(Av);

+VinBYVs=(Ris)/(Ris+Rs);

+disp('V',VinBYVs*1,"VinBYVs=");

+Avs=Av*VinBYVs;

+disp(Avs);

+V0=Avs*vs;

+disp('mV',V0*10^3,"V0=");//answer printed in the book is wrong(variation in decimal point)