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 232
5HUNT VARIABLE CONDENSER DLTECTOR … CRYSTAL Fig. 3,177.—Diagram showing inductively coupled receiving tuner and connections. Avariable condenser is connected in series with the detector and secondary coil and anothervariable condenser connected in parallel with this receiving circuit. The primary bindingposts marked# P P are…
Electrical engineering
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