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  2. Wireless telegraphy - Wikipedia

    en.wikipedia.org/wiki/Wireless_telegraphy

    Efforts to find a way to transmit telegraph signals without wires grew out of the success of electric telegraph networks, the first instant telecommunication systems. [23] Developed beginning in the 1830s, a telegraph line was a person-to-person text message system consisting of multiple telegraph offices linked by an overhead wire supported on ...

  3. Preliminary Conference on Wireless Telegraphy - Wikipedia

    en.wikipedia.org/wiki/Preliminary_Conference_on...

    The Preliminary Conference on Wireless Telegraphy, held in Berlin, Germany, in August 1903, reviewed radio communication (then known as "wireless telegraphy") issues, in preparation for the first International Radiotelegraph Convention held three years later. This was the first multinational gathering for discussing the development of worldwide ...

  4. Wireless - Wikipedia

    en.wikipedia.org/wiki/Wireless

    Free-space optical communication (FSO) is an optical communication technology that uses light propagating in free space to transmit wireless data for telecommunications or computer networking. "Free space" means the light beams travel through the open air or outer space.

  5. Category:Telegraphy - Wikipedia

    en.wikipedia.org/wiki/Category:Telegraphy

    Print/export Download as PDF; ... Pages in category "Telegraphy" ... Wheatstone system; Wireless telegraphy; Wireless Telegraphy Act 2006;

  6. Communications and information systems of the British Armed ...

    en.wikipedia.org/wiki/Communications_and...

    ARRC C2IS - As well as the core networks the HQ ARRC had its own ARRC Command and Control Information System (ARRC C2IS) to provide a Battle Management System and office automation. [ 20 ] J1/J4 IOS - In addition to OVERTASK, the J1/J4 Interim Operational Support (J1/J4 IOS) system was in operation in Afghanistan but serving significantly more ...

  7. International Radiotelegraph Convention (1906) - Wikipedia

    en.wikipedia.org/wiki/International...

    The first International Radiotelegraph Convention (French: Convention Radiotélégraphique Internationale) was held in Berlin, Germany, in 1906.It reviewed radio communication (then known as "wireless telegraphy") issues, and was the first major convention to set international standards for ship-to-shore communication.

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  9. Jozef Murgaš - Wikipedia

    en.wikipedia.org/wiki/Jozef_Murgaš

    The Murgas System of Wireless Telegraphy, Electrical World and Engineer, July 15, 1905, pages 100–101. The Murgas System of Wireless Telegraphy by Josef Murgas, Electrical Review, December 2, 1905, pages 849–852. Communication Technology Forum's article on Murgaš; Murgas Amateur Radio Club, Wilkes-Barre, PA; Jozef Murgaš at Monoskop.org