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 271
hardly any oscillation.A very light needle and a strong magneticfield also conduce to vibrations of shortperiod dying out very quickly. Such gal-vanometers are termed dead-beat. Noinstrument is absolutely dead-beat, onlyrelatively so. Galvanometer, Astatic. A galvan-ometer with a pair of magnetic… … STANDARD ELECTRICAL DICTIONARY. 267 opposite directions so as to unite in producing deflections in thesame sense. As there should be some directive tendency this isobtained by one of the magnets being slightly stronger than theother or by the proximity of a fixed and adjustable controllingmagnet,…
Electricity
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