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
atorneedle at stop, and thus informs the officerthat his signal has been obeyed. In the same Ind.] 278 Llitd. manner, the opening of the throttle sets the in-dicator needle to ahead, etc. Indicator, Electric Throwback An annunciator with a drop that is electricallyreplaced. (See Annunciator,… … Fig. 2g7. Edison-Howell Lamp Indicator. The lamp indicator of Edison and Howell isshown in Fig. 297. It consists es?entially of aWheatstone bridge with the resistances arrangedas shown. A galvanometer at G, serves, by themovements of its magnetic needle, to act as anindicator. This needle remains…
Electricity · Electrical engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer01inte-219-92.webp)
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer02inte-161-68.webp)
