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Consider the emitter-biased small signal amplifier circuit seen. Assume Vc= +20V, R3= 430KN, R= 2kN, RĘ= 1kN, R2= 2.2kn, C;=C2= 10µF and B= 50. a. Draw the ac equivalent network circuit with re model. Vcc b. Find re using Kirchhoff's current and voltage laws. c. Assume r,=0 N and find Z, Z, and Ay. Assume that a voltage source V, with an internal resistance R; of 1kN is connected to Vị. Regarding to low frequency response, V,oAH d. Find the cut-off frequency f, due to the capacitor C1. RL e. Find the cut-off frequency f2 due to the capacitor C2 (assume r,=00 0)

Consider the emitter-biased small signal amplifier circuit seen. Assume Vc= +20V, R3= 430KN, R= 2kN, RĘ= 1kN, R2= 2.2kn, C;=C2= 10µF and B= 50. a. Draw the ac equivalent network circuit with re model. Vcc b. Find re using Kirchhoff's current and voltage laws. c. Assume r,=0 N and find Z, Z, and Ay. Assume that a voltage source V, with an internal resistance R; of 1kN is connected to Vị. Regarding to low frequency response, V,oAH d. Find the cut-off frequency f, due to the capacitor C1. RL e. Find the cut-off frequency f2 due to the capacitor C2 (assume r,=00 0)

Introductory Circuit Analysis (13th Edition)
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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Consider the emitter-biased small signal amplifier circuit seen. Assume Vc= +20V, R3= 430KN, R= 2kN, RĘ= 1kN, R2= 2.2kn, C;=C2= 10µF and B= 50. a. Draw the ac equivalent network circuit with re model. Vcc b. Find re using Kirchhoff's current and voltage laws. c. Assume r,=0 N and find Z, Z, and Ay. Assume that a voltage source V, with an internal resistance R; of 1kN is connected to Vị. Regarding to low frequency response, V,oAH d. Find the cut-off frequency f, due to the capacitor C1. RL e. Find the cut-off frequency f2 due to the capacitor C2 (assume r,=00 0)
Transcribed Image Text:Consider the emitter-biased small signal amplifier circuit seen. Assume Vc= +20V, R3= 430KN, R= 2kN, RĘ= 1kN, R2= 2.2kn, C;=C2= 10µF and B= 50. a. Draw the ac equivalent network circuit with re model. Vcc b. Find re using Kirchhoff's current and voltage laws. c. Assume r,=0 N and find Z, Z, and Ay. Assume that a voltage source V, with an internal resistance R; of 1kN is connected to Vị. Regarding to low frequency response, V,oAH d. Find the cut-off frequency f, due to the capacitor C1. RL e. Find the cut-off frequency f2 due to the capacitor C2 (assume r,=00 0)
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