IGNOU PHE 16 2026 - Explain the working of balance modulator for AM generation. State its

Question

Explain the working of balance modulator for AM generation. State its advantages over a transformer coupled class-C amplifier based AM generator.

28 Jan 2026

Answer :

Word Count : 243

A balanced modulator is a circuit used for the generation of amplitude modulated (AM) waves in which the carrier component is suppressed and only the sidebands are produced at the output. The basic working principle is based on the use of a nonlinear device such as diodes or transistors arranged in a symmetrical configuration. In a typical balanced modulator, the carrier signal and the modulating signal are applied simultaneously to

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