Harvey Fletcher
(1884-1981)
American physicist
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Harvey Fletcher (September 11, 1884 – July 23, 1981) was an American physicist. Known as the "father of stereophonic sound," he is credited with the invention of the 2-A audiometer and an early electronic hearing aid. He was an investigator into the nature of speech and hearing, and made contributions in acoustics, electrical engineering, speech, medicine, music, atomic physics, sound pictures, and education.
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| Born |
11 September 1884 Provo, Utah, USA
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| Died |
23 July 1981 (aged 96) Provo, Utah, USA
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| Zodiac | Virgo |
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