Class Third Year Answer Four questions, including Q4 Q1) For the identical stages RC coupled amplifier cct. below, where re= 28.48 15 M a. Determine the value of voltage gain for each stage and overall voltage gain for cct. b. Determines, hc, and he for each stage. c. Determine the low cutoff frequency for the overall cct. e. Sketch approximately the low frequency response for the amplifier overall Cwi Cwo =5pF C 12 pF = 8 pF Cbe 40 pF Cce = 8 pF 14 V 14 V 14 V Cwi Cwi =5pF C 12 pF Cwo 5 pF C = 12 pF 8 pF Cbe = 40 pF I Cwo = 8 pF Cbe 40 pF Cce = 8 pF Cce = 8 PF 15.6 ΚΩ 5.6 ΚΩ 1 5.6 ΚΩ 268 ΚΩ 0.47 F 0.47μF 0.47μF Vo2 Vo -Vol Vi 0.47F B = 120 B=120 B=120 18.7 ΚΩ 18.7 ΚΩ 8.7 ΚΩ 10 ΚΩ 1.2 ΚΩ, 20μF 1.2 ΚΩ 20μF 1.2 ΚΩ 20μF Q2) For the identical stages RC coupled amplifier circuit demonstrated in Q1 15 M = III
Class Third Year Answer Four questions, including Q4 Q1) For the identical stages RC coupled amplifier cct. below, where re= 28.48 15 M a. Determine the value of voltage gain for each stage and overall voltage gain for cct. b. Determines, hc, and he for each stage. c. Determine the low cutoff frequency for the overall cct. e. Sketch approximately the low frequency response for the amplifier overall Cwi Cwo =5pF C 12 pF = 8 pF Cbe 40 pF Cce = 8 pF 14 V 14 V 14 V Cwi Cwi =5pF C 12 pF Cwo 5 pF C = 12 pF 8 pF Cbe = 40 pF I Cwo = 8 pF Cbe 40 pF Cce = 8 pF Cce = 8 PF 15.6 ΚΩ 5.6 ΚΩ 1 5.6 ΚΩ 268 ΚΩ 0.47 F 0.47μF 0.47μF Vo2 Vo -Vol Vi 0.47F B = 120 B=120 B=120 18.7 ΚΩ 18.7 ΚΩ 8.7 ΚΩ 10 ΚΩ 1.2 ΚΩ, 20μF 1.2 ΚΩ 20μF 1.2 ΚΩ 20μF Q2) For the identical stages RC coupled amplifier circuit demonstrated in Q1 15 M = III
Introductory Circuit Analysis (13th Edition)
13th Edition
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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Question
Transcribed Image Text:Class Third Year
Answer Four questions, including Q4
Q1) For the identical stages RC coupled amplifier cct. below, where re= 28.48
15 M
a. Determine the value of voltage gain for each stage and overall voltage gain for cct.
b. Determines, hc, and he for each stage.
c. Determine the low cutoff frequency for the overall cct.
e. Sketch approximately the low frequency response for the amplifier overall
Cwi
Cwo
=5pF C 12 pF
= 8 pF Cbe 40 pF
Cce = 8 pF
14 V
14 V
14 V
Cwi
Cwi
=5pF C 12 pF
Cwo
5 pF C = 12 pF
8 pF Cbe = 40 pF
I
Cwo
= 8 pF Cbe 40 pF
Cce = 8 pF
Cce = 8 PF
15.6 ΚΩ
5.6 ΚΩ
1 5.6 ΚΩ
268 ΚΩ
0.47 F
0.47μF
0.47μF
Vo2
Vo
-Vol
Vi
0.47F
B = 120
B=120
B=120
18.7 ΚΩ
18.7 ΚΩ
8.7 ΚΩ
10 ΚΩ
1.2 ΚΩ,
20μF
1.2 ΚΩ
20μF
1.2 ΚΩ
20μF
Q2) For the identical stages RC coupled amplifier circuit demonstrated in Q1
15 M
=
III
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