- radio communication range
- дальность радиосвязи
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… … Wikipedia
radio frequency — n any of the electromagnetic wave frequencies that lie in a range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used in radio and television transmission * * * (RF) the range of frequencies of… … Medical dictionary
radio spectrum — n. the complete range of frequencies of electromagnetic radiation useful in radio communication, commonly ranging between 10 kilohertz and 300,000 megahertz … English World dictionary
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 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
Radio horizon — In telecommunication, radio horizon is the locus of points at which direct rays from an antenna are tangential to the surface of the Earth. If the Earth were a perfect sphere and there were no atmospheric anomalies, the radio horizon would be a… … Wikipedia
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … 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
Communication with submarines — is difficult because radio waves do not travel well through thick electrical conductors like salt water. The obvious solution is to surface and raise an antenna above the water, then use ordinary radio transmissions. Early submarines had to… … Wikipedia
Communication theory — is a field of information and mathematics that studies the technical process of information[1] and the human process of human communication.[2] Contents 1 History 1.1 Origins … Wikipedia
Communication in small groups — is interpersonal communication within groups of between 3 and 20 individuals.[1] This generally takes place in a context that mixes interpersonal interactions with social clustering. Contents 1 Group communication 1.1 Linear phase model … Wikipedia