Radiotelegraphy
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Telegraphy using the radiant energy of electrical (Hertzian)waves; wireless telegraphy; -- the term adopted for use by theRadiotelegraphic Convention of 1912.
Radiotelegraphy meaning & definition 1 of Radiotelegraphy.
Telegraphy using the radiant energy of electrical (Hertzian)waves; wireless telegraphy; -- the term adopted for use by theRadiotelegraphic Convention of 1912.