The principles underlying radio communication (1922)
United States. National Bureau of Standards, Ould, Richard Sheldon, 1889-, United States. Army. Signal Corps · Washington, Govt. Print. Off. · leaf 514
., hiigXOb.J-lntenna Current | vin Hadiotelephom JransmittinatheWoound of a* as m father] ]ModuJatea rradio-frequencyWave which can be received with Simple Detector … fiqZol Jlntenna Current in nadiotelephony Transmittinathe Sound of a as in father. Radio-frequency Wave soh/fodJated that Beat Reception is Required. 53904°—22- -33 511 512 ELECTRON TUBES. upper and lower boundaries of the modulated wave were pushedtoward the zero axis so that the points h, h just…
Telegraph, Wireless · Radio
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