V₁ R w R C 2 3 Rf m +15 V 741 + 7 -15 V 6 C HE R - VOUT

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Question
(a) Design a phase shift oscillator as shown in Figure 5.1 with frequency around 20 kHz and
gain not less than 29. Choose the values of C and R accordingly.
(b)
Prove that the closed-loop gain for the Phase-shift oscillator must be greater than 29 for
oscillator operation.
Transcribed Image Text:(a) Design a phase shift oscillator as shown in Figure 5.1 with frequency around 20 kHz and gain not less than 29. Choose the values of C and R accordingly. (b) Prove that the closed-loop gain for the Phase-shift oscillator must be greater than 29 for oscillator operation.
Vf
R
m
C
HE
R
C
2
3
Rf
+15 V
741
-15 V
R
6
с
Figure 5.1: A phase shift oscillator
VOUT
Transcribed Image Text:Vf R m C HE R C 2 3 Rf +15 V 741 -15 V R 6 с Figure 5.1: A phase shift oscillator VOUT
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