A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 290
or is a potential in-dicator. (See Indicator, Lamp.) Indicator, Semaphore An annun-ciator in which a gravity drop or shutter iscaused to fall by the action of the electriccurrent, thus exposing a number of othersignals back of the drop or shutter. Indicator, Speed A name some-times applied to a… … Fig. 2Q8. Sped Indicator. Indicator, Toltaic Battery A de-vice for indicating the condition of a voltaicbattery. Indifferent Point.—(See Point, Indif-ferent?) Indirect Excitation.—(See Excitation,Indirect?) Induced Atomic Currents.—(See Cur-rents, Induced, Atomic or Molecular:) Induced…
Electricity · Electrical engineering
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