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 76
fornia, public telephone conversa-tion was established across the United States continent, a distant of-three thousand, four hundred miles. THE TELEPHONE 2,169 Fig. 2982 shows diagramatically how telephone conversation is carriedon over a phantom circuir by making use of two existing… … Fig. 2,984.—Complex phantom circuits. Circuits may be combined with repeating coils toform additional phantom circuits so that, as shown, an extra phantom circuit may bebuilt up on two other phantom circuits, each of which is built up on two physical metalliccircuits.^ The fundamental object of the…
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer04inte-397-173.webp)
