sidelobe

sidelobe
боковой лепесток диаграммы направленности антенны радиотелескопа

English-Russian astronomy dictionary. 2013.

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  • sidelobe — noun The part of an antenna response pattern which is not contained in the main beam …   Wiktionary

  • Side lobe — In antenna engineering, side lobes are the lobes of the far field radiation pattern that are not the main beam, where the terms beam and lobe are synonyms. An antenna radiation pattern is more commonly called a beam pattern. The power density in… …   Wikipedia

  • Secondary surveillance radar — SSR antenna of Deutsche Flugsicherung at Neubrandenburg, in Mecklenburg/Western Pomerania Secondary surveillance radar (SSR)[1] is a radar system used in air traffic control (ATC), that not only detects an …   Wikipedia

  • Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …   Wikipedia

  • Inverse synthetic aperture radar — (ISAR) is a technique to generate a two dimensional high resolution image of a target.In situations where other radars display only a single unidentifiable bright moving pixel, the ISAR image is often adequate to discriminate between various… …   Wikipedia

  • AWG-9 and APG-71 radars — The AN/AWG 9 and AN/APG 71 radars are all weather, multi mode radar systems designed by Hughes Aircraft (now Raytheon) for the F 14 Tomcat fighter/interceptor aircraft used by the United States Navy and the Imperial Iranian Air Force (later the… …   Wikipedia

  • YLC-2 Radar — The YLC 2 radar is a three dimensional main guidance and surveillance radar developed by the Nanjing Research Institute of Electronics Technology. Specifications * L band * Power Output: 5.5 KW * Peak Power: 85 KW * Detection range: 330km *… …   Wikipedia

  • Differential rotation in stars — What is differential rotation? *Differential rotation is when a rotating body has different angular velocities at different latitudes and/or depths of the body and/or in time. Differential rotation can be applied to any type of fluid body such as …   Wikipedia

  • Spectral concentration problem — The spectral concentration problem in Fourier analysis refers to finding a time sequence whose discrete Fourier transform is maximally localized on a given frequency interval, as measured by the spectral concentration.pectral concentrationThe… …   Wikipedia

  • Microwave burn — This article is about injury from direct microwave exposure. For other microwave oven related injuries, see Hazard section of Microwave oven. Microwave burns are burn injuries caused by thermal effects of microwave radiation absorbed in a living… …   Wikipedia

  • SLS — aeronaut. abbr. Sidelobe Suppression biomed. abbr. Segment Long Spacing com. abbr. Sidelobe Suppression abbr. Softlanding Linux System (Linux) abbr. Storage Library System acronym Space(lab) Life Sciences (Space) …   United dictionary of abbreviations and acronyms


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