sky-wave radar

См. также в других словарях:

• 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

• Sky Bow — The Sky Bow series of surface to air missiles were developed by the Republic of China (Taiwan) and are currently in used for air defense purposes. Contents 1 Development 2 Sky Bow I 2.1 General characteristics …   Wikipedia

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• Weather radar — in Norman, Oklahoma with rainshaft …   Wikipedia

• 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

• Belgian UFO wave — The Belgian UFO wave refers to a series of sightings of triangular UFOs in Belgium, which lasted from November 29, 1989 to April 1990. The sightings The Belgian UFO wave peaked with the events of the night of 30/31 March 1990. On that night… …   Wikipedia

• Surface wave — Diving grebe creates surface waves In physics, a surface wave is a mechanical wave that propagates along the interface between differing media, usually two fluids with different densities. A surface wave can also be an electromagnetic wave guided …   Wikipedia

• Heat wave of 2006 derecho series — The heat wave of 2006 derecho series was a series of severe wind events associated with powerful thunderstorms, known as derechos, that occurred in a five day period between July 17 and July 21, 2006. The first storms took place across a wide… …   Wikipedia

• Operation Tidal Wave — Part of Oil Campaign of World War II A B 24 Liberator called Sandman during a bomb run over th …   Wikipedia

• Stealth aircraft — are aircraft that use stealth technology to make it harder to be detected by radar and other means than conventional aircraft by employing a combination of features to reduce visibility in the visual, audio, infrared and radio frequency (RF)… …   Wikipedia

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium