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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
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+// chapter14
+// example14.11
+// page 306
+
+Rin=1 // kilo ohm
+Rc= 2 // kilo ohm
+gain_beta=100
+
+// since first stage has loading effect of input impedence of second stage, we get effective load of first stage as
+R_AC=Rc*Rin/(Rc+Rin)
+Av1=gain_beta*R_AC/Rin
+
+// second stage has no loading effect so its gain
+Av2=gain_beta*Rc/Rin
+Av=Av1*Av2
+
+printf("voltage gain of first stage = %.3f \n",Av1)
+printf("voltage gain of second stage = %.3f \n",Av2)
+printf("total voltage gain = %.3f \n",Av)
+
+// the accurate answer for gain of first stage is 66.667 and total gain is 13333.33 but in book they are given as 66 and 13200 respectively