Assignment-1
Q1, For the following network find out
a) re
b) Av mid
c) Zi
d) fLS, fLC, fLE
e) Determine the low cut off frequency.
f) Sketch the low frequency response for the amplifier using the results in part (e) :Note use gain (db) Vs frequency plot preferably on a semi log graph paper.
Q2. For the following network find out
a) Zi & Zo
b) Av & Ai
c) re and compare Bre to hie
d)
Q3, For a class B amplifier providing a 22 V peak signal to an 8? load and a power supply of Vcc= 25 V, determine:
a) Input Power
b) Output Power
c) Circuit efficiency
Q4, Sketch the circuit diagram of a quasi- complementary amplifier, showing voltage waveforms in the circuit.
Q5, Determine Zi, Zo and Vo for the following network if Vi 20 mV
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