A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 389
rm of galvanome-ter there is also acoil surrounding theupper needle, thetwo coils being op-positely connected,so that the deflection ,on both needles is inthe same direction, and the deflecting FiS- 404- Astatic System. power is equal to the sum of the two coils, whilethe directive power of the… … in the same direction, since their poles point inopposite directions. In some galvanometers a varying degree ofsensitiveness is obtained by means of a magnet,called a compensating magnet, placed on an axisabove the magnetic needle. As the compensat-ing magnet is moved towards or away from theneedle…
Electricity · Electrical engineering
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