Multistage AGC amplifier -Functioning Role of VVR

Q.  What is the major functioning role of VVR in the multistage AGC amplifier circuit during an increment in the signal level?
- Published on 30 Oct 15

a. Variation in control of input signal level
b. Variation in voltage gain of multistage amplifier
c. Variation in current gain of multistage amplifier
d. Variation in control of output signal level

ANSWER: Variation in voltage gain of multistage amplifier

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