Multistage Amplifier Analysis (Cascaded Systems)Example 2For the RC-coupled transistor amplifiers of Fig.4.a) Calculate the no-load voltage gain and output voltage.b) Calculate the overall gain and output voltage if a 4.7 kN load is applied to the second stage,and compare to the results of part (a).c) Calculate the input impedance of the first stage and the output impedance of the second stage.+20 Vto2.2 k215 ks22.2 kf215 k210 uF10 uFV,= 25 µVoB=200B = 20010 µF4.7 k24.7 k2I k220µFI k220uFFig. 4

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Example 2 For the RC-coupled transistor amplifiers of Fig.4. a) Calculate the no-load voltage gain and output voltage. b) Calculate the overall gain and output voltage if a 4.7 k2 load is applied to the second stage and compare to the results of part (a). c) Calculate the input impedance of the first stage and the output impedance of the second stage. +20 V 2.2 k2 Cc 15 k2 2.2 k2 15 k2 10 uF 10 uF V,- 25 µVo ) B=200 B= 200 10 uF 4.7 k2 4.7 ka 20uF I K2 20µF Fig. 4

Example 2 For the RC-coupled transistor amplifiers of Fig.4. a) Calculate the no-load voltage gain and output voltage. b) Calculate the overall gain and output voltage if a 4.7 k2 load is applied to the second stage and compare to the results of part (a). c) Calculate the input impedance of the first stage and the output impedance of the second stage. +20 V 2.2 k2 Cc 15 k2 2.2 k2 15 k2 10 uF 10 uF V,- 25 µVo ) B=200 B= 200 10 uF 4.7 k2 4.7 ka 20uF I K2 20µF Fig. 4

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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