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 211
of greatest value may be obtained.This is called resonance which means that the product of both theinductances times the capacity in each is equalized. 2,302 HAWKINS ELECTRICITY Ques. Why is an oscillating transformer necessary? Ans. To comply with the radio law, and to produce a smalllogarithmic… … Pig. 3,141.—Tuning coil inductance, generally known as a helix. This is composed of heavywire wound on a dry wooden frame in the form of a spiral. # By attaching adjustable clipsto any part of the winding the inductance is changed. It is equivalent to an auto-trans-former. The manner of connecting…
Electrical engineering
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