aerial airtime antenna atmospherics audio band beacon beam bleep boom boom box British Broadcasting Corporation broadband broadcast(n) broadcast(v) broadcasting cable television CB CCTV Ceefax channel closed circuit television communications satellite contrast dial DJ exposure flash FM frequency ham Hz interference jam kHz kilohertz linkup live local radio long wave loudspeaker LW mast medium wave megahertz MHz modulate monitor mono(n) mono(a) NBC network(n) network(v) on-air presenter programming quadraphonic radio(n) radio(v) receive receiver reception repeat(v) repeat(n) rerun(n) rerun(v) roger satellite satellite dish satellite television saturation scrambler series set shipping forecast ship-to-shore short wave signal signature tune simulcast SOS sound sound bite sound check static telecast Teletext televise television television licence telly time signal track transistor transistor radio transmission transmit transmitter tune tuner tweeter two-way UHF unscramble veejay video(n) video(a) video jockey volume waveband wavelength white noise wireless