Noun
wireless telegraphy (usually uncountable, plural wireless telegraphies)
(historical) Telegraphy by radio rather than by transmission cables.
"About the propagation of electromagnetic plane waves along a conductor plane and their relationship to wireless telegraphy" ) * J. Zenneck, "Elektromagnetische Schwingungen und drahtlose Telegraphie", gart, F. Enke, 1905. Source: Internet
After this, wireless telegraphy using spark-gap transmitters quickly became universal on large ships. Source: Internet
A handbook of wireless telegraphy: its theory and practice, for the use of electrical engineers, students, and operators. Source: Internet
A summary of his work on wireless telegraphy up to the beginning of 1899 is given in a paper read by Marconi to the Institution of Electrical Engineers on March 2, 1899. Source: Internet
Ferdinand Braun In 1909, Marconi and Karl Ferdinand Braun were awarded the Nobel Prize in Physics for "contributions to the development of wireless telegraphy". Source: Internet
Eng., 1899, vol. 28, p. 273. The Haven Hotel station Sandbanks, Poole and Wireless Telegraph Mast was where much of Marconi's research work on wireless telegraphy was carried out after 1898. Source: Internet