Answered: The transistors T1 and T2 used in the…

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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Question

The transistors T1 and T2 used in the figure are identical and β=150, ro=∞ and V|BE|=0.7V for all transistors;

a) Find the value of resistor R4 (IB3 will not be neglected) so that the clipping at the output is minimized and symmetrical.
b) Draw the AC equivalent circuit of the circuit and calculate the voltage gain Vo/Vi, input resistance Zi and output resistance Zo.

Zi
Vi
www
R₁
33k
T₁
T₂
R3
47k
R₂
33k
+Vcc=10V
R4
R5
270 Ω
T
3
VC3
R6
10k
C
[
V
-V...=-10V
EE

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