ACOUSTICAL OPTICAL PICKUP FOR USE IN STRINGED MUSICAL INSTRUMENTS
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United States of America Patent
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Feb 9, 2021
Grant Date -
Mar 4, 2021
app pub date -
Aug 29, 2019
filing date -
Aug 29, 2019
priority date (Note) -
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Abstract
An optical head assembly for sue with a stringed musical instrument, the vibrations of the strings causing a light beam to be modulated in accordance with the frequency of the vibrating strings. The modulated light output, produced by the relative motion between two adjacent grates, is coupled to a device with converts the modulated light beam to a corresponding modulated electrical signal which, in turn, is coupled to an amplifier associated with the instrument.
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