29. For the two-stage, capacitively coupled amplifier in Figure 6-57, find the following values: (a) voltage gain of each stage (b) overall voltage gain (c) Express the gains found in (a) and (b) in dB. 30. If the multistage amplifier in Figure 6-57 is driven by a 75 2, 50 u 341/992 stage is loaded with an R, = 18 k2, determine (a) voltage gain of each stage (b) overall voltage gain (c) Express the gains found in (a) and (b) in dB. Vcc +15 V R 33 k2 R3 3.3 kN C3 Rs 33 kn ER 3.3 kn Cs C, 10 uF 10 uF Q2 10 µF R2 , 8.2 kΩ R4 1.0 kN 100 μF 8.2 kn 1.0 kN 100 μΕ Buc = Poc = 175
29. For the two-stage, capacitively coupled amplifier in Figure 6-57, find the following values: (a) voltage gain of each stage (b) overall voltage gain (c) Express the gains found in (a) and (b) in dB. 30. If the multistage amplifier in Figure 6-57 is driven by a 75 2, 50 u 341/992 stage is loaded with an R, = 18 k2, determine (a) voltage gain of each stage (b) overall voltage gain (c) Express the gains found in (a) and (b) in dB. Vcc +15 V R 33 k2 R3 3.3 kN C3 Rs 33 kn ER 3.3 kn Cs C, 10 uF 10 uF Q2 10 µF R2 , 8.2 kΩ R4 1.0 kN 100 μF 8.2 kn 1.0 kN 100 μΕ Buc = Poc = 175
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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give the Solutions of q 29

Transcribed Image Text:29. For the two-stage, capacitively coupled amplifier in Figure 6-57, find the following values:
(a) voltage gain of each stage
(b) overall voltage gain
(c) Express the gains found in (a) and (b) in dB.
30. If the multistage amplifier in Figure 6-57 is driven by a 75 2, 50 µ'
stage is loaded with an R, = 18 k2, determine
341/992
(a) voltage gain of each stage
(b) overall voltage gain
(c) Express the gains found in (a) and (b) in dB.
FIGURE 6-57
Vcc
+15 V
R1
R3
3.3 kn C.
Rs
33 kN
33 k2
3.3 kn
C5
C,
10 uF
10 µF
V
10 µF
R4
R2
8.2 kn
C2
100 μF
1.0 kn
8.2 kn
1.0 kN
Ba: = BDc = 175
31. Figure 6-58 shows a direct-coupled (that is, with no coupling capacitors between stages) two-
stage amplifier. The de bias of the first stage sets the de bias of the second. Determine all de
voltages for both stages and the overall ac voltage gain.
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