Home > Term: photophone
photophone
A device that changes variations of light intensity into sound. A beam of light can be modulated by the output of a microphone. If this modulated light beam is shone on a photoelectric cell, its output current will duplicate the current produced by the microphone.
- Part of Speech: noun
- Industry/Domain: Aviation
- Category: Aeronautics
- Company: Aviation Supplies & Academics
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Creator
- Josiah91
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(United States)