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Description
Biographical clippings and articles on Major Edwin H. Armstrong, inventor of the "feed-back" radio circuit that enabled a local battery to contribute energy for the amplification of a signal received at a wireless station. Includes: -- news photo by photographer Max P. Hass of Armstrong and his wife on honeymoon, sitting on a beach with his portable "six bulb suitcase set" radio -- photocopy of "Systeme de Reception Antiparasites Applicable Particulierement a la Reception Des Ondes Entretenues (L. Levy) dated 21 October 1918, and a translation from French to English. -- Armstrong's article, "Evolution of Frequency Modulation," Electrical Engineering, December 1940. (Filed under "Armstrong")
Type
image
Identifier
8692A3BA-2169-44A2-B83E-695248494380 2003-33-1038
Subject
Electronics Electric circuits Radio broadcasting Radios Radiotelephone Wireless telegraph Radio--Receivers and reception--Heterodyne reception Honeymoons Armstrong, Edwin H. (Edwin Howard)
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