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The disadvantage of impedance matching is that it ________(a) Gives distorted output(b) Gives low power output(c) Requires a transformer(d) None of the mentionedThis question was addressed to me in homework.I want to ask this question from Class B Output Stage topic in chapter Differential and Multistage Amplifiers of Electronic Devices & Circuits

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The CORRECT ANSWER is (a) Gives distorted output

The explanation: The disadvantage of impedance matching is that it gives distorted output. The Power amplifiers generally USE TRANSFORMER COUPLING because the transformer permits impedance matching.



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