The Ground-Based Radar Prototype (GBR-P) is an X-band mechanically slewed

phased array radar A phaser is an electronic sound processor used to filter a signal, and it has a series of troughs in its frequency-attenutation graph. The position (in Hz) of the peaks and troughs are typically modulated by an internal low-frequency oscillat ...

system. It functions primarily as a

fire control radar A fire-control radar (FCR) is a radar that is designed specifically to provide information (mainly target azimuth, elevation angle, elevation, ranging, range and range rate) to a fire-control system in order to direct weapons such that they hit a ...

for ballistic missile defence. The radar is used for surveillance (autonomously or by cue from other sensors), and is designed to acquire, track, discriminate targets and provide kill assessment. The system is currently located at the

Ronald Reagan Ballistic Missile Defense Test Site The Ronald Reagan Ballistic Missile Defense Test Site, commonly referred to as the Reagan Test Site (formerly Kwajalein Missile Range), is a missile test range in Marshall Islands (Pacific Ocean). It covers about and includes rocket launch s ...

Kwajalein Atoll Kwajalein Atoll (; Marshallese: ) is part of the Republic of the Marshall Islands (RMI). The southernmost and largest island in the atoll is named Kwajalein Island, which its majority English-speaking residents (about 1,000 mostly U.S. civilia ...

Marshall Islands The Marshall Islands ( mh, Ṃajeḷ), officially the Republic of the Marshall Islands ( mh, Aolepān Aorōkin Ṃajeḷ),'' () is an independent island country and microstate near the Equator in the Pacific Ocean, slightly west of the Internati ...

References

Military radars Radar networks Missile defense United States Space Surveillance Network {{US-mil-stub

See also

References