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Balance modulator is used to produce __________(a) DSB(b) VSB(c) AM(d) SSBThe question was asked in an online interview.This intriguing question comes from Phase Shift Method topic in section SSB Modulation of Analog Communications

Answer»

Correct CHOICE is (a) DSB

Explanation: A BALANCE modulator mixes audio signal and RADIO frequency carrier wave, thereby producing a DSBSC wave, by SUPPRESSING the carrier. In DSB_SC, only the two sidebands are present. Thus, it has less power consumption.



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