Signalling through space without wires : being a description of the work of Hertz & his successors (1900)
Lodge, Oliver, Sir, 1851-1940, Hertz, Heinrich, 1857-1894 · London : "The Electrician" Printing and Publishing Company, Limited · leaf 78
Fig. 49 (p. 762, The Electrician, Vol. XLIII.).—Marconi Signalling Mast at Dover Town Hall. TELEGRAPHIC APPLICATIONS. 69 … Fig. 50 (Fig. 1, p. 7, The Electrician, Vol XLIII.).—Mast at South Forelandfrom which Signals went to a similar Mast at Witnereux, near Boulogne. 70 SIGNALLING WITHOUT WIRES. Concerning the receiving apparatus there is little to besaid, since it is in essence the same as that which has alreadybeen…
Electric waves · Telegraph, Wireless · Electricity · Wireless Technology
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