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- · New York, T. Audel · leaf 259
4, 5),more or less of the rheostat resistance is cut out of the armaturecircuit, thus varying the speed correspondingly. This is the same as the method of starting a motor, that is, by variationof resistance in armature circuit, but it should be noted that when thismethod is used for speed… … Fig. 755.—Monitor printing press controller. It provides var: features required in the operation of large rotarj,- presses, such ;newspapers. From any one of various stations amilar to the clocated at all desirable places about the press, the latter mj;.- b^eated, slowed down or locked. It differs…
Electrical engineering
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