The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas Commerford, 1856-1924, Tesla, Nikola, 1856-1943 · New York : The Electrical Engineer · leaf 476
taelied plan view of tlie pole pieces and anuatnres upon thefriction clamp, and Fig. 2S2 is a section of the clamping tube. M is a helix of coaise M-ire in a circuit from the lower carbonholder to the negative binding screw—. x is a helix of fine wirein a shunt between the positive binding screw… … Fig. 278. Fro. 383. i^ ra-^
Electric currents, Alternating · Electrical engineering
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