weather surveillance radar
1Weather surveillance radar-57 — Antenne d’un WSR 57 du National Weather Service Le WSR 57 (Weather Surveillance Radar 1957) était le principal radar météorologique utilisé aux États Unis à partir de 1957 et pour une période de 35 ans[1]. Il s’agissait du …
2Secondary 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 …
3Airport surveillance radar — An airport surveillance radar (ASR) is a radar system used at airports to detect and display the position of aircraft in the terminal area.Digital Airport Surveillance RadarThe Digital Airport Surveillance Radar (DASR) is a new terminal air… …
4Compact surveillance radar — are small lightweight radar systems that have a wide coverage area and are able to track people and vehicles in range and azimuth angle. They weigh less than 10 pounds, consume less than 15 Watts of power and are easily deployed in large numbers …
5Weather radar — in Norman, Oklahoma with rainshaft …
6Air Route Surveillance Radar — The Air Route Surveillance Radar (ARSR 4) is used by Homeland defense and the Federal Aviation Administration to control airspace within and around the borders of the United States.The ARSR 4 is the FAA s most recent (late 80s, early 90s)… …
7Radar 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),… …
8Radar — 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 …
9radar — /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… …
10History 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.… …
