Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 17 (Q.No. 31)
31.
Which one of the following statements is correct?
AGC in radio receivers will keep the total signal output fairly constant but the noise component will be reduced; with the result the 
ratio will improve.
ratio will improve.AGC in radio receivers is a linear operation w.r.t. both signals and noise
Sudden changes in the output while tuning, which may cause damage to the components, is an unavoidable feature of AGC
AGC operation is independent of the filter components used in AGC circuit.
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