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2. Air Route Surveillance Radar - Wikipedia

   en.wikipedia.org/wiki/Air_Route_Surveillance_Radar

   L band. Range. 290 miles. The Air Route Surveillance Radar is a long-range radar system. It is used by the United States Air Force 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 1980s, early 1990s) addition to the "Long Range" series of ...

3. Joint Surveillance System - Wikipedia

   en.wikipedia.org/wiki/Joint_Surveillance_System

   This provides common, high-performance, unattended radars. The ARSR-4/FPS-130 is a 3-D long range radar with an effective detection range of some 250 miles and has been fully integrated with JSS at all joint use sites. These radars are generally unattended except for periodic FAA maintenance crews which visit the sites as necessary.

4. List of radar types - Wikipedia

   en.wikipedia.org/wiki/List_of_radar_types

   Over-the-Horizon (OTH) Radar. Target Acquisition (TA, TAR) Radar Systems. Surface-to-Air Missile (SAM) Systems. Anti-Aircraft Artillery (AAA) Systems. Surface Search (SS) Radar Systems. Surface Search Radar. Coastal Surveillance Radar. Harbour Surveillance Radar. Antisubmarine Warfare (ASW) Radar.

5. Category:Military radars of the United States - Wikipedia

   en.wikipedia.org/wiki/Category:Military_radars...

   A. Air Route Surveillance Radar. ALTAIR (Radar) AN/APG-59. AN/APG-60. AN/APG-61. AN/APG-63 radar family. AN/APG-64. AN/APG-65 radar family.

6. Airport surveillance radar - Wikipedia

   en.wikipedia.org/wiki/Airport_surveillance_radar

   An airport surveillance radar (ASR) is a radar system used at airports to detect and display the presence and position of aircraft in the terminal area, the airspace around airports. It is the main air traffic control system for the airspace around airports. At large airports it typically controls traffic within a radius of 60 miles (96 km) of ...

7. Secondary surveillance radar - Wikipedia

   en.wikipedia.org/wiki/Secondary_surveillance_radar

   Secondary surveillance radar antenna (flat rectangle, top) mounted on an ASR-9 primary airport surveillance radar antenna (curved rectangle, bottom).. The need to be able to identify aircraft more easily and reliably led to another wartime radar development, the Identification Friend or Foe (IFF) system, which had been created as a means of positively identifying friendly aircraft from unknowns.