amplitude modulation

Definitions

Cars & Driving

  • noun a form of radio transmission in which the frequency of the carrier wave is unchanged, but its amplitude varies in accordance with the input signal.

Computing

  • noun a method of carrying data by varying the size of a carrier signal of fixed frequency according to the data

Media Studies

  • noun a method of transmitting audio or visual information using radio waves, where the frequency remains constant but the amplitude varies according to the input signal.
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