Also known as: am.
AM has various meanings in the Amateur radio category. Discover the full forms, definitions, and usage contexts of AM in Amateur radio.
Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting information via a radio carrier wave. In amplitude modulation, the amplitude (signal strength) of the carrier wave is varied in proportion to that of the message signal being transmitted.
Amateur radioLast updated: