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 371
first attempt to signal, and the current will not be broken whenthe key is released. Of course, the method of inserting a rheo-stat is very wasteful, since the RI2 loss in the rheostat is large,much greater in fact, than the power actually used in the radioapparatus. A scheme to avoid a voltage as…
Telegraph, Wireless · Radio
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