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millimeter (antenna) array

См. также в других словарях:

  • Antenna measurement — techniques refers to the testing of antennas to ensure that the antenna meets specifications or simply to characterize it. Typical parameters of antennas are gain, radiation pattern, beamwidth, polarization, and impedance.The antenna pattern is… …   Wikipedia

  • Antenna — Contents 1 Science and engineering 1.1 Technology 1.2 Biology …   Wikipedia

  • Atacama Large Millimeter Array — Atacama Large Millimeter/submillimeter Array ALMA logo Organisation Multi national Location Llano …   Wikipedia

  • Metamaterial 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… …   Wikipedia

  • Atacama Large Millimeter Array — Atacama Large Millimeter/submillimeter Array Situación Llano de Chajnantor Coordenadas …   Wikipedia Español

  • Allen Telescope Array — For other uses, see ATA. Allen Telescope Array ATA The Allen Telescope Array (ATA 42), October 11, 2007 …   Wikipedia

  • Combined Array for Research in Millimeter-wave Astronomy — The Combined Array for Research in Millimeter wave Astronomy (CARMA) is an astronomical instrument comprising 23 radio telescopes. These telescopes form an astronomical interferometer where all the signals are combined in a purpose built computer …   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

  • Atacama Large Millimeter Array — Atacama Large Millimeter Array …   Википедия

  • Microwave transmission — The atmospheric attenuation of microwaves in dry air with a precipitable water vapor level of 0.001 mm. The downward spikes in the graph correspond to frequencies at which microwaves are absorbed more strongly, such as by oxygen molecules… …   Wikipedia

  • Plateau de Bure Interferometer — Infobox Observatory name = Plateau de Bure Interferometer caption = Picture of several of Plateau de Bure Interferometer s antennas, with one of the rails for antenna displacement in the foreground. organization = Institut de radioastronomie… …   Wikipedia

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