spot beam
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Spot beam — A spot beam, in telecommunications parlance, is a satellite signal that is specially concentrated in power (i.e. send by a high gain antenna) so that it will cover only a limited geographic area on earth. Spot beams are used so that only earth… … Wikipedia
spot beam antenna — Satellite antenna able to concentrate on a limited portion of the earth s surface … IT glossary of terms, acronyms and abbreviations
Beam — 〈[bi:m] m. 6〉 Zielstrahl eines Satelliten [engl.] * * * Beam [biːm; englisch »Richtstrahl«] der, s/ s, die Strahlungskeule eines Satellitensenders (Transponder); im Querschnitt kreisförmig, elliptisch oder in anderen gezogenen Rundformen,… … Universal-Lexikon
spot|light — «SPOT LYT», noun, verb, light|ed or lit, light|ing. –n. 1. a) a spot or circle of bright light thrown upon a particular person or object, leaving the rest of the stage more or less unilluminated. b) a lamp that gives such a light: »a spotlight in … Useful english dictionary
beam — Synonyms and related words: AM signal, CRT spot, DM display, Doppler signal, FM signal, H beam, I beam, IF signal, IF video signal, IM display, RF amplifier, RF echoes, RF signal, RF stage, TV band, X ray, abutment, actinic ray, actinism,… … Moby Thesaurus
Spot — F/A/V On a lensed light, the smallest beam spread. (Lighting) VP The act of adjusting a light’s spot or flood control so the light is at its narrowest, most intense beam. FilmM to a just a light spot/flood control so that the light is at its… … Audio and video glossary
Beam parameter product — In laser science, the beam parameter product (BPP) is the product of a laser beam s divergence angle (half angle) and the radius of the beam at its narrowest point (the beam waist).cite web|url=http://www.rp photonics.com/beam parameter… … Wikipedia
spot — I. noun Etymology: Middle English; akin to Middle Dutch spotte stain, speck, Old Norse spotti small piece Date: 13th century 1. a taint on character or reputation ; fault < the only spot on the family name > 2. a. a small area visibly different… … New Collegiate Dictionary
Beam compass — A beam compass is a compass with a beam and sliding sockets or cursors for drawing and dividing circles larger than those made by a regular pair of compasses.[1] The instrument can be as a whole, or made on the spot with individual sockets… … Wikipedia
beam — [[t]bi͟ːm[/t]] beams, beaming, beamed 1) VERB If you say that someone is beaming, you mean that they have a big smile on their face because they are happy, pleased, or proud about something. [WRITTEN] [V at/with n] Frances beamed at her friend… … English dictionary
spot — Synonyms and related words: CRT spot, DM display, Doppler signal, IF signal, IM display, RF echoes, abode, ace, acne, aimless, allocate, appointment, arc, arc light, area, ascertain, aspersion, assign, atom, attaint, badge of infamy, band, bar,… … Moby Thesaurus
