Microphone
A microphone, colloquially nicknamed mic or mike, is a transducer that converts sound into an electrical signal. Wikipedia
About/Subject 3
 | Emile Berliner Maker Of The Microphone | Hardback |
 | Electronic Musician (2018/03) | e-Zine |
 | Electronic Musician (2018/06) | e-Zine |
Added by sharpmath