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1 zemaljski radioground roughness
См. также в других словарях:
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 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
Medium frequency — Frequency range 0.3 to 3 MHz ITU Radio Band Numbers 1 2 3 4 5 6 7 8 9 10 … Wikipedia
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 drama — is a form of audio storytelling broadcast on radio. With no visual component, radio drama depends on dialogue, music and sound effects to help the listener imagine the story. Radio drama achieved widespread popularity within a decade of its… … Wikipedia
Ground conductivity — refers to the electrical conductivity of the subsurface of the earth.Radio propagationGround conductivity is an extremely important factor in determining the field strength and propagation of surface wave (ground wave) radio transmissions. Low… … Wikipedia
Medium — Me di*um, n.; pl. L. {Media}, {E}. {Mediums}. [L. medium the middle, fr. medius middle. See {Mid}, and cf. {Medius}.] 1. That which lies in the middle, or between other things; intervening body or quantity. Hence, specifically: (a) Middle place… … The Collaborative International Dictionary of English
Medium of exchange — Medium Me di*um, n.; pl. L. {Media}, {E}. {Mediums}. [L. medium the middle, fr. medius middle. See {Mid}, and cf. {Medius}.] 1. That which lies in the middle, or between other things; intervening body or quantity. Hence, specifically: (a) Middle… … The Collaborative International Dictionary of English
Medium wave — Main article: Medium frequency Medium wave (MW) is the part of the medium frequency (MF) radio band used mainly for AM broadcasting. For Europe the MW band ranges from 526.5 kHz to 1606.5 kHz[1] and in North America an extended MW… … Wikipedia
Radio masts and towers — Masts of the Rugby VLF transmitter in England … Wikipedia
Radio broadcasting — Long wave radio broadcasting station, Motala, Sweden … Wikipedia
