radio relay communication line

  • 1Microwave radio relay — is a technology for transmitting digital and analog signals, such as long distance telephone calls and the relay of television programs to transmitters, between two locations on a line of sight radio path. In microwave radio relay, radio waves… …

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  • 2Radio propagation — is a term used to explain how radio waves behave when they are transmitted, or are propagated from one point on the Earth to another. [ H. P. Westman et al, (ed), Reference Data for Radio Engineers, Fifth Edition , 1968, Howard W. Sams and Co.,… …

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  • 3radio — /ray dee oh /, n., pl. radios, adj., v., radioed, radioing. n. 1. wireless telegraphy or telephony: speeches broadcast by radio. 2. an apparatus for receiving or transmitting radio broadcasts. 3. a message transmitted by radio. adj. 4. pertaining …

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  • 4Radio-amateur — Radioamateur Pour les articles homonymes, voir Radio. Le shack ou station d un opérateur radioamateur …

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  • 5Radio-amateurisme — Radioamateur Pour les articles homonymes, voir Radio. Le shack ou station d un opérateur radioamateur …

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  • 6Radio amateur — Radioamateur Pour les articles homonymes, voir Radio. Le shack ou station d un opérateur radioamateur …

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  • 7Radio Caroline — is a European radio station that started transmissions on Easter Sunday 1964 from a ship anchored in international waters off the coast of Felixstowe, Suffolk, England. [ [http://www.radiocaroline.co.uk/history2.asp Don t Get Mad, Get Even] ] It… …

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  • 8Communication (disambiguation) — Communication or Communications may refer to: Contents 1 Topics 2 Types 3 Companies …

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  • 9Communication Moon Relay — For the moon bounce children s entertainment inflatable, see moonwalk (bounce house). Sailors on board the USS Hancock (CV 19) spelling out Moon Relay. This picture was transmitted via moon bounce as part of the official Navy… …

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  • 10Radio communications during the September 11 attacks — This article reviews some of the details of radio communications at the September 11, 2001 World Trade Center attacks. [The purpose of revealing the operational details in this article is to allow operators of other communications networks and… …

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