FM and AM Gadgets
October 26, 2006 | In: Gadgetizer Dictionary, General
This post is part of the Gadgetizer Dictionary.
What is FM?
FM broadcasting is a broadcast technology invented by Edwin Howard Armstrong that uses Frequency Modulation (FM) to provide high-fidelity sound over broadcast radio.
What is AM?
AM broadcasting is radio broadcasting using Amplitude Modulation.
Recent FM/AM gadgets mentioned at Gadgetizer:
Did you know that…
AM radio began with the first, experimental broadcast in 1906 by Reginald Fessenden, and was used for small-scale voice and music broadcasts up until World War I. The great increase in the use of AM radio came the following decade.
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