The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 96
One terminal … Fig. 69. Pilot Brush. of a volt-meter is connected to one of the regular brushes, Ay of adynamo; the other to a third brush, />, which is pressed againstdifferent portions of the commutator of the dynamo. The read-ings of the volt-meter are plotted in a curve of distribution ofpotential. Brush,…
Electricity
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