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 236
etector which is by some classified as an imperfectcontact and by others as an electrolytic detector is that inventedby S. G, Brown. It consists of a pellet of peroxide of lead heldbetween a plate of lead and one of platinum. If an externalE.M.F. from a single secondary cell is impressed upon it so… … [Reproduced by permission of the Cambridge Scientific Instrument Company,Fig. 17. couple. According to Mr. Brown, when oscillations pass throughthis couple they increase its counter-electromotive force by stimu-lating chemical action and so reduce the current sent through itby the external cell.…
Radio · Telegraph, Wireless · Telephone, Wireless
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