A microphone (colloquially cried a mic or mike; baith pronoonced /ˈmk/)[1] is an acoustic-tae-electric transducer or sensor that converts soond intae an electrical signal. Microphones are uised in mony applications such as telephones, tape recorders, karaoke seestems, hearin aids, motion pictur production, live an recordit audio ingineerin, FRS radios, megaphones, in radio an televeesion broadcastin an in computers for recordin vyce, speech recogneetion, VoIP, an for non-acoustic purposes such as ultrasonic checkin or knock sensors.

An AKG Perception 120 USB condenser microphone wi shock munt

Maist microphones the day uise electromagnetic induction (dynamic microphone), capacitance chynge (condenser microphone), piezoelectric generation, or licht modulation tae produce an electrical voltage signal frae mechanical vibration.


  1. Zimmer, Ben (29 Julie 2010). "How Should 'Microphone' be Abbreviated?". The New York Times. Retrieved 10 September 2010.