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 145
Irvclined Coil Tyt>e M<ste.p MA^^notic Vane Ty^ft Meter spools or thin, mica cards which occupy little space and arefastened permanently inside the case of the instrument, out ofthe way of the user. He has merely to connect one bindingpost of the instrument to each of the two points in…
Telegraph, Wireless · Radio
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