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diff --git a/506/CH9/EX9.6.a/Example9_6a.sce b/506/CH9/EX9.6.a/Example9_6a.sce
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+clear;
+clc;
+
+//Caption: To find parameters of power amplifier using pnp gemanium transistor
+
+//Given Data
+B=100;//beta
+Ico=-5;//in mA
+Ic=-1;//in mA
+Vcc=40;
+Re=5;//in ohm
+Rc=10;//in ohm
+
+//Ic= BIb + (1+B)*Ico
+//Ic=B(Ib+Ico)
+Ib=-(Ic/B)+Ico;
+disp('mA',Ib,'Ib=');
+
+//Neglecting Vbe
+Rb=(5-Vcc)/(Ib*0.001);
+disp('ohm',Rb,'Rb=');
+
+Vce=Vcc-15;
+if(Vce>(Vcc/2))
+    S=(1+B)*(1+(Rb/Re))/(1+B+(Rb/Re));
+    disp(S,'Stability Factor is=');
+end
+
+A=-(Vcc+(2*Ic*(Re+Rc)))*(S)*(0.007*Ico*0.01);
+
+disp('degreeC/W',1/A,'theta=');
+
+//end
+\ No newline at end of file