Analog Electronics

Q1: CMRR of a difference amplifier is equal to

A (Av')/(Acom)

B Av/Acom

C Acom/Av'

D (Av)/(Acom)2

ANS:A - (Av')/(Acom)

CMRR = Differential gain (Ad)/Common Mode Gain (Ac).

What is Av? Kindly explain.



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