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radio-telegraph

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Wireless telegraphy - Wikipedia
Wireless telegraphy or radiotelegraphy is the transmission of text messages by radio waves, analogous to electrical telegraphy using cables. en.wikipedia.org
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Radiotelegraphy | Morse Code, Wireless Signals, Radio Waves
Radiotelegraphy, radio communication by means of Morse Code or other coded signals. The radio carrier is modulated by changing its amplitude, frequency, or ... www.britannica.com
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Wireless Telegraphy - Engineering and Technology History Wiki
Guglielmo Marconi began his wireless experiments in 1895, and on 2 June 1896 filed his provisional specification of a patent for wireless telegraphy. ethw.org
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radio-telegraph
radio-ˈtelegraph Also radiotelegraph. [f. radio- 4 + telegraph n.] A means of sending telegraphic messages by radio rather than along a wire. Usu. attrib. So ˌradio-teleˈgraphic a., -teleˈgraphically adv., -teˈlegraphist (all rare); radio-teˈlegraphy, wireless telegraphy.1898 J. Munro in Electrician... Oxford English Dictionary
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RADIOTELEGRAPH Definition & Meaning - Dictionary.com
Radiotelegraph definition: a telegraph in which messages or signals are sent by means of radio waves rather than through wires or cables. www.dictionary.com
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Telegraphy - Wikipedia
Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an ... en.wikipedia.org
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NLRB v. Mackay Radio & Telegraph Co.
In 1925, Clarence Mackay founded Mackay Radio, and added a radio network to the telegraph business. ARTA organized radio operators at Mackay Radio & Telegraph in early 1934. wikipedia.org
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This Month in Physics History | American Physical Society
December 17, 1902: First Radio Message to Cross the Atlantic from North America. Today we take our ability to transmit and receive radio signals wirelessly ... www.aps.org
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Titanic, Marconi and the wireless telegraph | Science Museum
The dramatic rescue of over 700 survivors from the Titanic disaster in April 1912 was made possible thanks to new wireless telegraphy equipment. www.sciencemuseum.org.uk
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Radio-Telegraph Signals | Nature
A PAPER on high-speed recording of radio-telegraph signals was read recently in London before the Institution of Electrical Engineers by Messrs. www.nature.com
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Marconi Patents the Wireless Telegraph | EBSCO Research Starters
Marconi's invention replaced the telegraph as the sole means of communicating news across long distances and became the most versatile means of communication of ... www.ebsco.com
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Podcasts & catchup - The Telegraph
Jan 10, 2024Expert opinion about the latest podcasts and radio programme catchup. Reviews, recommendations and series guides.
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Ukrinform
of the Russian Telegraph Agency (UkROSTA) 1921 – Radio-Telegraph Agency of Ukraine (RATAU) 1990 – Ukrainian National Informational Agency (UKRINFORM Ukrinform delivers information to the media, TV channels, radio stations, official establishments and local governments, foreign embassies and Ukrainian wikipedia.org
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Trailblazing BBC Radio presenter Annie Nightingale dies aged 83
Jan 12, 2024Nightingale 'never stopped believing in the magic of rock 'n' roll'. Annie Nightingale, the BBC Radio presenter, has died aged 83, her family have announced, paying tribute to a "trailblazer ...
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Federal Telegraph Company
In 1954, FTR changed its name from Federal Telegraph and Radio Corporation - an IT&T associate to Federal Telegraph and Radio Company - division of IT& Radio electronics History of radio in the United States Telegraph companies of the United States ITT Inc. wikipedia.org
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