máy phát
Also known as transmitter, XMTR, TX
thumb|Commercial FM broadcasting transmitter at radio station [[WDET-FM, Wayne State University, Detroit, US. It broadcasts at 101.9 MHz with a radiated power of 48 kW.]]
AI overview
A radio transmitter is a device that sends radio signals through the air at specific frequencies, like the FM station WDET-FM in Detroit which broadcasts at 101.9 MHz. It matters because it allows radio stations to reach listeners across wide areas by converting audio and other information into electromagnetic waves that radios can receive.
AI-generated from the Wikipedia summary — may contain errors.