Cyclopedia of applied electricity : a practical guide for electricians, mechanics, engineers, students, telegraph and telephone operators, and all others interested in electricity (1905)
American School (Chicago, Ill.) · Chicago : American School of Correspondence · leaf 394
wave length connected with a closed resonator circuitformed of the condensers 8, 8 and the primary of a small oscilla-tion transformer 9; the antenna 7 is balanced by an equal amountof capacity and inductance at its lower end 7; the coherer 12 isj^laced in one arm of an open-circuit resonator; the… … Fessenden Coinbiued Sending and Receiving Apparatus.Fig. 36. Fessenden. An American system designed by lleginald A.Fessenden is shown in Fig. 36; it contains several novel features,as the use of a current-operated wave detector, invented by Prof.Fessenden and termed by him a barretter. The tuning…
Electrical engineering
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