I was wondering, How could I turn an old speaker into a microphone?
How could I turn an old speaker into a microphone?You speak to it like if it was a microphone. =o)
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And it's not a joke !
Search and Look at my "magnet powered telephone" instructable.
(The magnets are the ones in the speakers)
and here is the kind of thing Chooseausername is speaking of: ALL speakers are Microphones......
Try doing a search next time:https://www.instructables.com/id/SPKR-MiK--How-to-make-a-microphone-from-a-speaker/?ALLSTEPS