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aerial feeder

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  • Leaky feeder — A leaky feeder is a communications system used in underground mining and other tunnel environments. It consists of a cable run along drivages which emits and receives radio waves. The system has a limited range and because of the high frequency… …   Wikipedia

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  • Mast radiator — A typical mast radiator in Chapel Hill, North Carolina. The high RF voltage on the mast can deliver a dangerous electrical shock to anyone touching it, so the base is surrounded by a fence to prevent access …   Wikipedia

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  • Coaxial cable — RG 59 flexible coaxial cable composed of: A: outer plastic sheath B: woven copper shield C: inner dielectric insulator D: copper core Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by …   Wikipedia

  • tree — treelike, adj. /tree/, n., v., treed, treeing. n. 1. a plant having a permanently woody main stem or trunk, ordinarily growing to a considerable height, and usually developing branches at some distance from the ground. 2. any of various shrubs,… …   Universalium

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  • Outside plant — Serving Area Interface In telecommunication, the term outside plant has the following meanings: In civilian telecommunications, outside plant refers to all of the physical cabling and supporting infrastructure (such as conduit, cabinets, tower or …   Wikipedia

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