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What is the circuit used for producing AM called?(a) Modulator(b) Transmitter(c) Receiver(d) DuplexerThe question was posed to me during an interview for a job.This interesting question is from Amplitude Modulation and Modulation Index in section Amplitude & Frequency Modulation of Avionics

Answer»

The correct option is (a) Modulator

Explanation: The circuit used for PRODUCING AM is called a modulator. It has TWO inputs, the carrier and the modulating signal, and the resulting output is the MODULATED signal. Amplitude MODULATORS compute the product of the carrier and modulating signals.



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