(a) Determine the input impedance of base if beta = 200 (b) Determine the input impedance if Rc is changed to 680 ohm. (c) Draw the ac-equivalent circuit with beta = 150 (using T model).
(a) Determine the input impedance of base if beta = 200 (b) Determine the input impedance if Rc is changed to 680 ohm. (c) Draw the ac-equivalent circuit with beta = 150 (using T model).
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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(a) Determine the input impedance of base if beta = 200
(b) Determine the input impedance if Rc is changed to 680 ohm.
(c) Draw the ac-equivalent circuit with beta = 150 (using T model).
(d) Double all the resistances then, draw the ac-equivalent circuit for an ac current gain of
300 (using Pi Model).
Transcribed Image Text:Rc
1.2 k2
Vcc
15 V
R1
1.5 k
RL
- 6.8 k2
2 mv
R2
330 2
RE
470 2
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