Q1) Draw a circuit of two stages capacitively-coupled amplifier, then show the steps of finding the overall voltage gain. Assume that each transistor is npn and biased with voltage divider circuit, both of them are common emitter. Also draw the ac equivelant circuit Q2) For the circuit shown in the figure, calculate the input resistance for each step and find the overall voltage gain in dB. Assume Brc = 100 and B = 150 +12V RC 22 kf R 56 kn 22 kn 339. V一 RE 12 kf 1.0 kf

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o 10:23
Home work 2.pdf
Q1) Draw a circuit of two stages capacitively-coupled amplifier,
then show the steps of finding the overall voltage gain. Assume
that each transistor is npn and biased with voltage divider
circuit, both of them are common emitter. Also draw the ac
equivelant circuit
Q2) For the circuit shown in the figure, calculate the input
resistance for each step and find the overall voltage gain in
Assume Bpc = 100 and B = 150
Voc
+12 V
2.2 kf
5.6 kn
Ry
56 kn
22 k0
R RE
12 kn 1.0 k
Transcribed Image Text:(74 ll a 2 o 10:23 Home work 2.pdf Q1) Draw a circuit of two stages capacitively-coupled amplifier, then show the steps of finding the overall voltage gain. Assume that each transistor is npn and biased with voltage divider circuit, both of them are common emitter. Also draw the ac equivelant circuit Q2) For the circuit shown in the figure, calculate the input resistance for each step and find the overall voltage gain in Assume Bpc = 100 and B = 150 Voc +12 V 2.2 kf 5.6 kn Ry 56 kn 22 k0 R RE 12 kn 1.0 k
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