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 269
d Eadiotelegraphic Co., Ltd. Fig. 11.—Poulsen Arc Apparatus. J^ADIG JEI.EGRAPHIC STA TIOXS 2?I The arran^oiiKMits for trlci^raiiliic re(e])ti(jn einiiloycd by Mar-coni in tlu! early clays of uircless lelej^rajjliy were as iolhjws:— The antenna, A, is eonnectetl to earth tlirt)U<^li the… … J* k^.\0i M I r
Radio · Telegraph, Wireless · Telephone, Wireless
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
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