electromagnetic horn

  • 1Horn antenna — Pyramidal microwave horn antenna, with a bandwidth of 0.8 to 18 GHz. A coaxial cable feedline attaches to the connector visible at top. This type is called a ridged horn; the curving fins visible inside the mouth of the horn increase the antenna… …

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  • 2Horn (acoustic) — A horn is a tapered sound guide designed to provide an acoustic impedance match between a sound source and free air. This has the effect of maximising the efficiency with which sound waves from the particular source are transferred to the air.… …

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  • 3horn — Synonyms and related words: Klaxon, Mayday, SOS, acoustical network, aerophone, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, alpenhorn, alphorn, althorn, alto horn, ballad horn, baritone, bass horn,… …

    Moby Thesaurus

  • 4Vehicle horn — Klaxon redirects here. For the English dance punk band, see Klaxons. A single reed bulb horn. A vehicle horn is a sound making device used to warn others of the approach of the vehicle or of its presence. Automobiles, trucks, ships, and trains… …

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  • 5Antenna (radio) — Whip antenna on car …

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  • 6Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …

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  • 7Chōdenji Machine Voltes V — 超電磁マシーン ボルテスV (Super Electromagnetic Machine Voltes V) Genre Mecha, Drama, Super Robot …

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  • 8Mechanical Beasts — Creator Go Nagai Profile Weapons Varied (rays, missiles, blades, acids, sound waves, drills, swords, axe …

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  • 9environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …

    Universalium

  • 10Метод конечных разностей во временной области — (англ. Finite Difference Time Domain, FDTD)  один из наиболее популярных методов численной электродинамики, основанный на дискретизации уравнений Максвелла, записанных в дифференциальной форме. Содержание 1 Описание 2 Алгоритм Йи …

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