File:Edwin Armstrong wife and portable superhet radio.jpg
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Edwin_Armstrong_wife_and_portable_superhet_radio.jpg (497 × 329 pixels, file size: 24 KB, MIME type: image/jpeg)
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DescriptionEdwin Armstrong wife and portable superhet radio.jpg |
English: American engineer Edwin Armstrong the inventor of the superheterodyne radio receiver, with his new wife Esther Marion MacInnis in Palm Beach, Florida, in 1923. The radio is a portable superheterodyne set that Armstrong built as a gift for her. |
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Source | http://www.k3dav.com/edwinhowardarmstrong.htm | |||
Author | Unknown authorUnknown author | |||
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:50, 25 August 2013 | 497 × 329 (24 KB) | Geo Swan (talk | contribs) | cropped | |
23:46, 25 August 2013 | 497 × 453 (54 KB) | Geo Swan (talk | contribs) | {{Information |Description=Said to the 'First_portable_radio', a gift from inventor {{w|Edwin Armstrong}} to his fiancee {{w|Esther Marion MacInnis}}. |Source=http://www.k3dav.com/edwinhowardarmstrong.htm |Date=1923 |Author=unknown |Permission={{PD-Old... |
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Orientation | Normal |
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Software used | Microsoft Windows Photo Gallery 6.0.6001.18000 |
File change date and time | 22:39, 26 November 2010 |
Unique image ID | F143C8074E434E6CAE1722A29AE21C86 |
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