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 532
ting effect of the direct-current portion ofthe pulsating current would be by itself. Most sets are also pro-vided with a coupling between the transmitter equipment andthe receiver, so that the operator by hearing his own speech mayknow whether the quality is good. As a general rule theantenna… … Fig 233 Signal Corps, U. S Army Radio Telephone SetBox, Type SCR 67 Transmitter Diagram be maintained as in land telephony without throwing an an-tenna switch from transmitter to receiver. In these sets meansare provided so that an outgoing message will not greatlyaffect the receiver phones, while…
Telegraph, Wireless · Radio
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