Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 271
arsimilarly situated under the next pole in advance. Two-circuit drum wind-ings have for a given voltage — as many conductors as multiple-circuitwindings. 258 DYNAMOS. When as many sets of brushes are used as there are poles, careful adjust-ment of the brushes is necessary in order to avoid… … Two-circuit, Multiple-wound, Drum Armatures.— With thesame symbols as before, and m =r number of windings, the general formulais c =: n y ± 2 m.
Electrical engineering
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