radar antenna

См. также в других словарях:

• Innovative Space-based Radar Antenna Technology — Template:Infobox Spacecraft Name = ISAT Caption = ISAT computer model Organization = AFRL, DARPA, STP Major Contractors = Boeing, Lockheed Martin Bus = Mission Type = Technology demonstrator Flyby Of = Satellite Of = Earth Orbital Insertion Date …   Wikipedia

• radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …   Universalium

• 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

• Radar display — Modern radar systems typically use some sort of raster scan display to produce a map like image. In the past, notably during the early days of radar development, such displays were difficult to produce for a number of reasons. Several different… …   Wikipedia

• Radar signal characteristics — A Radar System uses a Radio Frequency electromagnetic signal reflected from a target to determine information about that target. In any radar system, the signal transmitted and received will exhibit many of the characteristics described below.The …   Wikipedia

• radar echo — noun an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object • Hypernyms: ↑electronic signal • Hyponyms: ↑blip, ↑pip, ↑radar target, ↑clutter …   Useful english dictionary

• radar horizon — The locus of points at which the rays from a radar antenna become tangential to the Earth …   Military dictionary

• radar dome — noun A weatherproof enclosure used to protect a radar antenna. Syn: radome …   Wiktionary

• radar dome — noun a housing for a radar antenna; transparent to radio waves • Syn: ↑radome • Hypernyms: ↑housing • Part Holonyms: ↑airplane, ↑aeroplane, ↑plane …   Useful english dictionary

• Radar MASINT — is one of the subdisciplines of Measurement and Signature Intelligence (MASINT) and refers to intelligence gathering activities that bring together disparate elements that do not fit within the definitions of Signals Intelligence (SIGINT),… …   Wikipedia

• Antenna diversity — Antenna diversity, also known as space diversity, is one in a superset of wireless diversity schemes that utilizes two or more antennas to improve the quality and reliability of a wireless link. Often, especially in urban and indoor environments …   Wikipedia