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Sunday, 12. July 2009 by Arya
According to Wikipedia, a loudspeaker is an electroacoustical transducer that converts an electrical signal to sound, while a A microphone, sometimes colloquially called a mic or mike, is an acoustic-to-electric transducer or sensor that converts sound into an electrical signal. This following loudspeaker microphone circuit diagram takes an ordinary loudspeaker and allows it to be used in reverse, as a microphone. Read more [...]