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 175
Fir.. lOOa. … be a<l\isal»ie, although under (lifferent cou<litiou>, the potrutialbeing much higher, a shock from the coil nuiy be taken withim])nnity. To j)rodnce this kind of discharge the nund)er ofalternations per second must not be too great for the coil used ;and, generally speaking, certain…
Electric currents, Alternating · Electrical engineering
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