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AM-to-AM conversion brings about(a) Amplitude variation(b) Phase variation(c) Frequency variation(d) None of the mentionedI had been asked this question during a job interview.Origin of the question is Noise Parameters topic in section Communication Link Analysis of Digital Communications

Answer» RIGHT CHOICE is (a) Amplitude variation

Easiest explanation: AM-to-AM CONVERSION is a PHENOMENON common to non linear devices and it UNDERGOES a non linear transformation and results in amplitude variation.


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