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1 narrow-beam antenna
English-Ukrainian dictionary of aviation terms > narrow-beam antenna
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2 antenna
(мн. antennae) n•- airborne antenna - aircraft-type antenna - all-around looking antenna - all-band antenna - anti-interference antenna - approach antenna - approach azimuth antenna - approach elevation antenna - back azimuth antenna - back-to-back antennas - broadbeam antenna - broad sector antenna - cavity antenna - clearance antenna - closed antenna - coil antenna - collapsible antenna - communications antenna - crossed-loop antenna - deep-space antenna - dipole antenna - directional antenna - DF antenna - direction finder antenna - dummy antenna - elevation antenna - end-fire antenna - fixed sector antenna - flush-mounted antenna - folding antenna - frame antenna - gain antenna - glide-path antenna - glide-slope antenna - guyed antenna - highly directional antenna - homing antenna - horn antenna - localizer antenna - LOC antenna - long-range antenna - loop antenna - marker antenna - matched antenna - mismatched antenna - monopole antenna - narrow-beam antenna - omnidirectional antenna - omnipole antenna - parabolic antenna - radar antenna - radio altimeter antenna - receiving antenna - reception antenna - rhombic antenna - rod antenna - rotable antenna - rotating antenna - sector antenna - selective identification feature antenna - sense antenna - SIF antenna - slot antenna - space-borne antenna - spacecraft antenna - split antenna - spot-beam antenna - suppressive antenna - trailing antenna - transmitting antenna - umbrella-type antenna - UHF antenna - ultra high frequency antenna - very high frequency omnidirectional radio range antenna - VOR antenna - wide aperture antenna - wide-band antenna - wire antenna
См. также в других словарях:
beam antenna — A directional antenna that transmits its signals along a very narrow path. These antennae are advantageous both for transmitting and receiving. The forward gain enhances the range, and a good front to back ratio and narrow bandwidth aid in… … Aviation dictionary
Fan-beam antenna — A fan beam antenna is a directional antenna producing a main beam having a narrow beamwidth in one dimension and a wider beamwidth in the other dimension. This pattern will be achieved by a truncated paraboloid reflector or a circular paraboloid… … Wikipedia
Antenna (radio) — Whip antenna on car … Wikipedia
beam — beamless, adj. beamlike, adj. /beem/, n. 1. any of various relatively long pieces of metal, wood, stone, etc., manufactured or shaped esp. for use as rigid members or parts of structures or machines. 2. Building Trades. a horizontal bearing… … Universalium
Antenna gain — is defined as the ratio of the radiation intensity of an antenna in a given direction, to the intensity of the same antenna as it radiates in all directions (isotropically). Since the radiation intensity of an isotropically radiated power is… … Wikipedia
Log-periodic antenna — In telecommunication, a log periodic antenna (LP, also known as a log periodic array) is a broadband, multielement, unidirectional, narrow beam antenna that has impedance and radiation characteristics that are regularly repetitive as a… … Wikipedia
Parabolic antenna — A parabolic satellite communications antenna at Erdfunkstelle Raisting, the biggest facility for satellite communication in the world, in Raisting, Bavaria, Germany. It has a Cassegrain type feed. A parabolic antenna is an antenna that uses a… … Wikipedia
Horn 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… … Wikipedia
High-gain antenna — The high gain antenna (HGA) is an antenna with a focused, narrow radiowave beam width. This narrow beam width allows more precise targeting of the radio signal also known as a directional antenna. Most commonly referred to during space missions,… … Wikipedia
Pencil beam — A pencil beam is a beam of radiant energy in the form of a narrow cone or cylinder.Antennas which strongly bundle in azimuth and elevation are often described as a pencil beam antenna. For example the phased array antenna can send out a beam thin … Wikipedia
dish antenna — Dish Dish (d[i^]sh), n. [AS. disc, L. discus dish, disc, quoit, fr. Gr. di skos quoit, fr. dikei^n to throw. Cf. {Dais}, {Desk}, {Disc}, {Discus}.] 1. A vessel, as a platter, a plate, a bowl, used for serving up food at the table. [1913 Webster]… … The Collaborative International Dictionary of English