Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 129
15 inclusiveare supplied to run on storage battery or 110 volts direct as ordered. The110 volt machines are to be preferred to battery machines where thenecessary voltage is available, inasmuch as there is more energy availablefor the operation of the coil and the discharge, at any length, may… … *Fig. 98, W60n0-W6004. THE WILLYOUNG INDUCTION COILS. These coils are nicely finished in polished cherry and equipped withour new H. H. Interruptor, giving an extremely sudden break. Thespark points also are of an improved type, moving freely and yet withoutslip or wobble and staying exactly where…
Electric apparatus and appliances · Equipment and supplies
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