A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 628
phosphor-bronze wire, thevibrator, is stretched between the pole pieces dand e, of two permanent Weston magnets, suchas this distinguished electrician uses in hisvoltmeters. Fig. 576 gives the front view of one of themagnets. The cross-section of the vibrator isseen there between the pole pieces N,… … two hard rubber bridges f g. One of its ends isrigidly attached to the wooden frame of theapparatus, the other end is attached to a lever h,which, worked by a micrometer screw, variesthe tension of the vibrator.There are three mercurycups, a, b, c, and threedippers (which unfortun-ately do not…
Electricity · Electrical engineering
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