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A speaker is a device which converts an electrical audio signal into a corresponding sound. Questions about fixing speakers will be closed as off-topic.

1 vote
3 answers
364 views

Piezo transducer as both microphone and speaker

Even though they are called transducers, the intention seem to be to only use them as speakers. To find the ideal component, I need to see microphone sensitivity, microphone noise level, etc. …
Björn Morén's user avatar