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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 131

An illustration from 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, leaf 131
tly long contact to secure the properbuilding up of the magnetic field about the coil windings, before theoccurrence of the break. Because of this, it is usual to so set the adjusta-ble point of the breaker tha*t the contact duration is the minimum withwhich a proper igniting spark can be secured.… … Fig. 4,005.—Auto coil wiring diagram showing coil box and connections. The picture showsclearly how to bring the battery, timer and plug wires to the coil. The wires can enter thssughthe middle back or from the bottom of the coil box, through holes provided for the purpose.It is important to…

Electrical engineering

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