radio relay communication

См. также в других словарях:

• radio relay — /reɪdioʊ ˈrileɪ/ (say raydeeoh reelay) noun a system which receives radio signals and retransmits them, thus establishing radio communication between two points which could not otherwise communicate directly …  

• Microwave 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… …   Wikipedia

• Airborne radio relay — is a technique employing aircraft fitted with radio relay stations for the purpose of increasing the range, flexibility, or physical security of communications systems. [ [http://www.its.bldrdoc.gov/fs 1037/dir 002/ 0220.htm Definition: airborne… …   Wikipedia

• Radio 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.,… …   Wikipedia

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

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

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

• radio — /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 …   Universalium

• Radio Amateur Civil Emergency Service — infobox Organization name = Radio Amateur Civil Emergency Service image border = size = 169px caption = msize = mcaption = abbreviation = RACES motto = Emergency Communications Through Radio Amateur Operators formation = 1952 extinction = type =… …   Wikipedia

• Radio repeater — A radio repeater is a combination of a radio receiver and a radio transmitter that receives a weak or low level signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. This… …   Wikipedia

• Radio Society of Great Britain — infobox Organization name = Radio Society of Great Britain image border = size = 63px caption = msize = 200px mcaption = Lambda House, the RSGB headquarters in Potters Bar prior to their move to Bedford in April 2008 abbreviation = RSGB motto =… …   Wikipedia