A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 56
legraphy, American or MorseSystem of.) The local battery is thrown into or out of actionby the telegraphic relay. (See Relay.) Battery, Magnetic The . combina-tion, as a single magnet, of a number of sep-arate magnets. A magnetic battery, or compound magnet, is Bat.] 46 [Bat. shown in Fig. 41. It… … Fig, 4.7, MagneticBattery, or Com-pound Magnet., The batter}-, in a systemof telegraphic communi-cation, that is employedfor sending the signalsover the main line, as dis-tinguished from any bat-tery employed for anyother particular work,such, for example,, as thatof the local battery. (SeeBattery,…
Electricity · Electrical engineering
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