Harold D. Arnold
Harold DeForest Arnold (born September 3, 1883 in Woodstock , Connecticut , † July 10, 1933 in Summit , New Jersey ) was an American pioneer of vacuum tube technology.
Harold D. Arnold studied at Wesleyan University in Middletown , where he received his master's degree in 1907, and at the University of Chicago , where he received his doctorate in 1911.
At AT&T , he did research on electron tubes . From 1917 to 1924 he was head of research at Western Electric , and in 1925 he became director of research at Bell Telephone Laboratories .
Works
- The Thermophone as a Precision Source of Sound . In: Physical Review . 1917
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personal data | |
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SURNAME | Arnold, Harold D. |
ALTERNATIVE NAMES | Arnold, Harold DeForest |
BRIEF DESCRIPTION | American pioneer of vacuum tube technology |
DATE OF BIRTH | September 3, 1883 |
PLACE OF BIRTH | Woodstock , Connecticut, USA |
DATE OF DEATH | July 10, 1933 |
Place of death | Summit , New Jersey , USA |