Diaphragm (acoustics)
In a loudspeaker, a diaphragm is the thin, semi-rigid membrane attached to the central magnet. The magnet induces the diaphragm to vibrate, producing sound.
Related Topics:
Loudspeaker - Membrane - Magnet - Sound
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Using this in reverse converts air vibrations (sound) into electrical signals, as in several common designs of microphone.
Related Topics:
Electrical - Microphone
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Similarly, the eardrum uses this same principle, using a diaphragm to stimulate nerves to transmit a neural "image" of sound to the brain.
Related Topics:
Eardrum - Nerves - Brain
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