Which of the following is true about class D amplifier?(a) Its efficiency is very less(b) It can be made to work as bulb(c) It is big in size(d) It operates on lesser frequentlyThe question was asked in an online interview.This is a very interesting question from Class D Amplifiers in section Power Amplifiers of Electronic Devices & Circuits

Which of the following is true about class D amplifier?(a) Its efficie

1.	Which of the following is true about class D amplifier?(a) Its efficiency is very less(b) It can be made to work as bulb(c) It is big in size(d) It operates on lesser frequentlyThe question was asked in an online interview.This is a very interesting question from Class D Amplifiers in section Power Amplifiers of Electronic Devices & Circuits
Answer» The correct ANSWER is (d) It operates on lesser frequently The best explanation: class D amplifier work by GENERATING a SQUARE wave of which the low FREQUENCY portions of the spectrum is essentially the WANTED output signal.

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