2. an electronic device that generates and amplifies a carrier [[wave]], modulates it with a [[meaningful]] signal derived from [[speech]], [[music]], TV or other sources, and broadcasts the resulting signal from an antenna [http://en.wiktionary.org/wiki/transmitter] | 2. an electronic device that generates and amplifies a carrier [[wave]], modulates it with a [[meaningful]] signal derived from [[speech]], [[music]], TV or other sources, and broadcasts the resulting signal from an antenna [http://en.wiktionary.org/wiki/transmitter] |