noun
Technical term used in electronics and telecommunications. Often abbreviated as FM.
FMラジオは周波変調で音声を送信する。
FM radio transmits audio using frequency modulation.
Amplitude modulation (AM), a different modulation method where the amplitude of the carrier wave is varied.
Compound of 周波 (frequency) and 変調 (modulation), a direct translation of the English term 'frequency modulation'.