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 190
f a closed or nearly closed oscillatory circuit, wecan also set up oscillations which are either a fundamental or aliigher harmonic. Thus, in the case of a closed circuit consistingof a condenser and a circle of wire, with a spark gap opposite tothe condenser (see Fig. 17), the fundamental…
Radio · Telegraph, Wireless · Telephone, Wireless
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