airborne antenna

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• Airborne Surveillance Platform — Infobox Aviation name = Airborne Surveillance Platform caption = ASP Airavat during the tests in 1996The Airborne Surveillance Platform (ASP) is an Indian defense project, initiated by the Defence Research and Development Organization, which… …   Wikipedia

• Airborne Early Warning and Control — An Airborne Early Warning (AEW) system is a radar system carried by an aircraft which is designed to detect other aircraft. Used at a high altitude, the radars allow the operators to distinguish between friendly and hostile aircraft hundreds of… …   Wikipedia

• Airborne early warning and control — AEW redirects here. For other uses, see AEW (disambiguation). For the airline, see Air Wisconsin. United States Air Force E 3 Sentry …   Wikipedia

• Midwest Program on Airborne Television Instruction — The Midwest Program on Airborne Television Instruction (MPATI) was a special broadcasting initiative designed to broadcast educational television programming to schools, especially in areas where local educational television stations are either… …   Wikipedia

• Yagi antenna — A Yagi Uda Antenna, commonly known simply as a Yagi antenna or Yagi, is a directional antenna system [ [http://what is what.com/what is/Yagi Uda antenna.html What is a Yagi Uda antenna? An explanation of the familiar Yagi Uda antenna from a non… …   Wikipedia

• side-looking airborne radar — An airborne radar that produces an image of a portion of the earth’s surface by sweeping the terrain by means of one or more antennae and at an angle to the axis of the aircraft. A SLAR can look at the ground, which can be 25 to 60 miles (40–100… …   Aviation dictionary

• AWACS (Airborne Warning and Control System) — Mobile, long range radar surveillance and control centre for air defense. Used by the U.S. Air Force since 1977, AWACS is mounted in a specially modified Boeing 707 aircraft, with its main radar antenna affixed to a rotating dome. It can detect,… …   Universalium

• 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

• History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …   Wikipedia

• Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target …   Wikipedia

• Signals intelligence operational platforms by nation — This article is a subset article under the main article Signals intelligence, which addresses the unifying conceptual and technical factors and common technologies in this intelligence discipline. This article deals with current signals… …   Wikipedia