tiáo​pín

frequency modulation

调频 (調頻) tiáo​pín
frequency modulation verb
the process of encoding information on a carrier wave by varying its frequency; FM

This radio station broadcasts using FM (frequency modulation) technology.

Frequency

Movie subtitles
1.13 per million appears in 1% of films
Written text
1.70 per million

Sources

Definitions
CC-CEDICT