Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 208
was placed on one end. To control the WIRELESS TELEGRAPHY 2,299 motor and gradually step up the speed of the motor generator, a rheo-stat or starting box is used. If one of the rheostat resistance coils be burned out or otherwiseopen, the motor armature would not start to rotate until the… … FlG. 3,137.—Wireless station switchboard. Two voltmeters and one ammeter are mountedupon a panelboard in the positions shown. A field rheostat is mounted in the back of thepanel and its controlling handle in front. The main rheostat is mounted in about thecenter of the panelboard and three or four…
Electrical engineering
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