a complete, unbroken circuit; frequently attributive; spec. (a) a complete electrical circuit formed entirely of conductive material; (b) a…

A connection or combination, esp. of radio or television broadcasting facilities.

Broadcasting. A broadcasting system consisting of a series of transmitters able to be linked together to carry the same programme; a group of radio…

The restriction of the directions in which a radio transmits, so as to avoid sending signals to areas where listeners are few in number. Now rare.

Broadcasting. spec. The distribution of radio or television transmissions by cable from a single receiver.

Broadcasting. The action or process of broadcasting on a radio or television network.

Digital technology; digital media, as digital television, digital audio, etc.