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 403
values as to givethe circuit the same natural frequency as the frequency gen-erated by the alternator at the speed at which it is to be run.This tuning of the antenna circuit is accomplished by adjustingthe antenna loading coil until maximum antenna current isobtained. At high-power stations… … Fig. 221.—200 kw. Alexanderson alternator. used at New Brunswick, N. J., Tuckerton, N. J., and Marion,Mass. This type of machine is built to operate at wave lengthsfrom 11,500 to 20,000 meters. At New Brunswick the normaloperating wave length is 13,600 meters, which corresponds to afrequency of…
Telegraph, Wireless · Radio
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