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In higher power AM transmission, modulation is done at _________(a) Source stage(b) Transducer Stage(c) Oscillator stage(d) RF power stageThe question was posed to me at a job interview.This interesting question is from Comparision of SSB Suppression Techniques topic in chapter SSB Modulation of Analog Communications

Answer» RIGHT option is (d) RF power stage

The best I can explain: RF power AMPLIFIER converts a low power RADIO FREQUENCY signal to HIGH power. Modulation is done at RF power stage for high power AM transmission.


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