Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 151
radiotelegrapliy. Propagation of Waves from a Grounded Oscillator. Ihe theoryof the ])ropagation of electric waves from a Hertz oscillator beforegiven, assumed a perf(>ctly synunetrical isolated oscillator suspendedin space. I^he emj)]()yment of tlie grounded oscillator in th(> formof an… … Fis 21. Direct-Coupled InductiveAntennae l.-tO TIIK DEVKLOPMENT OF KADIOTELEGRAPHY 37 inent was, in effect, the substitution of the eartli for <jne of the cajwicityareas of a Hertz radiator, and the extension of the companion areainto a vertical wire possessing capacity with regard to tlie earth…
Electrical engineering
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