An elementary manual of radiotelegraphy and radiotelephony for students and operators (1916)
Fleming, J. A. (John Ambrose), Sir, 1849-1945 · London, Longmans, Green & co. · leaf 362
is emitted bythe receiver. Returning, then, to the arrangement in Fig. 10, if the two trans-formers are connected together, as suggested by Messner in 1913,the arrangement will act like a coupled microphone and telephone,and electric oscillations when once set up will be sustained. Starting from… … > ID r^ CO C^ O .rl. --S ^1 as bo d KADIOTELEPHONY 345 a siii^lo cftvhon microphone, since tlu» antenna ourrtMit is muchI0S8 than 1 aiuiK?iv. As a receiver, Mr. Ituund uni])loy8 a vacuainvalvo magnifier, ua ahovo deserilied, ansociated wiih a crystalrectitier. TIjo transmitting valve is a…
Radio · Telegraph, Wireless · Telephone, Wireless
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