1. The figure shows a CE power amplifier in which the collector resistor serves also as the load resistor. Assume Boc = Be = 120. +12V a) Determine the de Q-point (Ico and Vero). b) Determine the voltage gain and the power gain. 4700 12 kn c) The Quiescent power. 10 F d) The i'p signal power 10 F Re 22 0 e) The output signal power. 400 mV pp 9 The cfficieney of the power amplifier. R 4.7 kn 120 470 1 R-Boc= 120

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Electrical Engineering
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1. The figure shows a CE power amplifier in which the collector resistor serves also as the
load resistor. Assume Boc = Be = 120.
+12 V
a) Determine the de Q-point (Icq and Vcr).
Re
470 1
b) Determine the voltage gain and the power gain.
R
12 kn
c) The Quiescent power.
10 uF
d) The i'p signal power
10 F
RE
220
e) The output signal power.
400 mV pp
1.0 kHz
) The efficiency of the power amplifier.
R2
4.7 k
Ru
120 2
10 uF
470 1
Ba- Boc= 120
Transcribed Image Text:Electrical Engineering Please solve ASAP 1. The figure shows a CE power amplifier in which the collector resistor serves also as the load resistor. Assume Boc = Be = 120. +12 V a) Determine the de Q-point (Icq and Vcr). Re 470 1 b) Determine the voltage gain and the power gain. R 12 kn c) The Quiescent power. 10 uF d) The i'p signal power 10 F RE 220 e) The output signal power. 400 mV pp 1.0 kHz ) The efficiency of the power amplifier. R2 4.7 k Ru 120 2 10 uF 470 1 Ba- Boc= 120
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