- atmospheric propagation loss
- потери при распространении в атмосфере
English-Russian dictionary of modern telecommunications. 2003.
English-Russian dictionary of modern telecommunications. 2003.
Atmospheric electricity — is the regular diurnal variations of the Earth s atmospheric electromagnetic network (or, more broadly, any planet s electrical system in its layer of gases). The Earth’s surface, the ionosphere, and the atmosphere is known as the global… … Wikipedia
Non-line-of-sight propagation — Non line of sight (NLOS) or near line of sight is a term used to describe radio transmission across a path that is partially obstructed, usually by a physical object in the innermost Fresnel zone. Many types of radio transmissions depend, to… … Wikipedia
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Radio propagation model — A radio propagation model, also known as the Radio Wave Propagation Model or the Radio Frequency Propagation Model , is an empirical mathematical formulation for the characterization of radio wave propagation as a function of frequency, distance… … 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
telecommunications media — Introduction equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation Every… … Universalium
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History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
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Interactive Scenario Builder — Infobox Software name = Interactive Scenario Builder caption = collapsible = author = developer = Advanced Tactical Environmental Simulation Team released = latest release version = 3.2.2 latest release date = release date|2008|04|29 latest… … Wikipedia