Category:Edwin Howard Armstrong
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American electrical engineer and inventor .jpg) | |||||
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| Date of birth | 18 December 1890 Manhattan | ||||
| Date of death | 1 February 1954, 31 January 1954 New York City | ||||
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Subcategories
This category has the following 4 subcategories, out of 4 total.
Pages in category "Edwin Howard Armstrong"
This category contains only the following page.
Media in category "Edwin Howard Armstrong"
The following 20 files are in this category, out of 20 total.
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102Philosophy.jpg 967 × 739; 77 KB
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111-SC-31565 - NARA - 55222349.jpg 8,456 × 5,708; 18.51 MB
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111-SC-31566 - NARA - 55222351.jpg 8,456 × 5,695; 18.22 MB
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111-SC-31567 - NARA - 55222353.jpg 8,456 × 5,695; 17.89 MB
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111-SC-38230 - NARA - 55235619.jpg 8,496 × 5,794; 21.05 MB
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111-SC-38231 - NARA - 55235621.jpg 8,496 × 5,794; 21.28 MB
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Armstrong circuit.png 679 × 488; 47 KB
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Armstrong prototype FM transmitter 1935.jpg 270 × 198; 19 KB
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Edwin Armstrong & portable superheterodyne.jpg 409 × 771; 68 KB
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Edwin Armstrong and superregenerative receiver.jpg 1,568 × 1,940; 1.02 MB
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Edwin Armstrong at blackboard.jpg 776 × 772; 294 KB
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Edwin Armstrong wife and portable superhet radio.jpg 497 × 329; 24 KB
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Edwin Armstrong wife Esther and portable superhet radio 1923.jpg 153 × 295; 22 KB
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Edwin H Armstrong in WWI 1922.png 940 × 1,404; 583 KB
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EdwinHowardArmstrong.jpg 1,064 × 1,404; 768 KB
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Experimental triode (1906) in a radio (1914).jpg 1,709 × 2,356; 307 KB
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Prototype Armstrong superheterodyne receiver 1920.jpg 1,462 × 596; 240 KB
_in_a_radio_(1914).jpg)
Categories:
- Armstrong (surname)
- Edwin (given name)
- 1890 births
- 1954 deaths
- Knights of the Legion of Honour
- IEEE Edison Medal recipients
- IEEE Medal of Honor recipients
- National Inventors Hall of Fame inductees
- Recipients of the Holley Medal
- Recipients of the Franklin Medal
- Honorary doctors of Université Laval
- Electrical engineers from the United States
- United States military people of World War I
- Presbyterians from the United States
- Analog electronics engineers
- Alumni of Columbia University
- Discovery and invention controversies
- History of radio
- People of Manhattan, New York City
- People of Yonkers, New York
- Radio engineering
- Births in Manhattan, New York City
- Deaths in New York City
- Inventors from New York (state)