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  2. AN/SPY-3 - Wikipedia

    en.wikipedia.org/wiki/AN/SPY-3

    Diagram of AN/SPY-3 vertical electronic pencil beam radar conex projections. X band functionality (8 to 12 GHz frequency range) is optimal for minimizing low-altitude propagation effects, narrow beam width for best tracking accuracy, wide frequency bandwidth for effective target discrimination, and the target illumination for SM-2 and Evolved Sea Sparrow Missiles (ESSM).

  3. Selfridge AFB radar station - Wikipedia

    en.wikipedia.org/wiki/Selfridge_AFB_radar_station

    By 1960, the AN/CPS-6 radar had been replaced by a Bendix AN/FPS-20 Radar for general surveillance, and the site had an additional General Electric AN/FPS-6A height-finder radar. A Sperry AN/FPS-35 radar installed at the station's tower in 1961 became operational in 1962, and the AN/FPS-6A height-finder was replaced with an Avco AN/FPS-26A ...

  4. Lidar traffic enforcement - Wikipedia

    en.wikipedia.org/wiki/LIDAR_traffic_enforcement

    Jeremy Dunn (Laser Technology Inc.) developed a police lidar device in 1989, [3] and in 2004 10% of U.S. sales of traffic enforcement devices were lidar rising to 30% in 2006, [1] given the advantages of lidar it appears likely that the majority of current sales are lidar, although sophisticated radar units are still being sold.

  5. Custer Air Force Station - Wikipedia

    en.wikipedia.org/wiki/Custer_Air_Force_Station

    Emblem of the 781st Radar Squadron Emblem of the Detroit Air Defense Sector Emblem of the 34th Air Division. Custer Air Force Station (ADC ID: P-67 DC-6, NORAD ID: Z-67, DC-6) is a closed United States Air Force General Surveillance Radar and Direction Center station. It is located 5.3 miles (8.5 km) west-northwest of Battle Creek, Michigan. It ...

  6. Port Austin Air Force Station - Wikipedia

    en.wikipedia.org/wiki/Port_Austin_Air_Force_Station

    Circa 1982, the main bearing of the AN/FPS-24 search radar failed catastrophically. The FAA long-range radar site at Canton (Detroit), MI, was then used as a temporary data-tie site until an AN/FPS-91A search radar could be installed at Port Austin AFS in 1983. Also, the AN/FPS-26A was replaced by an AN/FPS-116 height-finder radar for the JSS ...

  7. Calumet Air Force Station - Wikipedia

    en.wikipedia.org/wiki/Calumet_Air_Force_Station

    In 1956 an AN/FPS-6 replaced the AN/FPS-5 height-finder radar. In 1958 an AN/FPS-20 search radar was deployed at Calumet. By 1961 this radar was upgraded and redesignated as an AN/FPS-64. During 1960 Calumet AFS joined the Semi Automatic Ground Environment (SAGE) system, feeding data to DC-14 at K. I. Sawyer AFB, Michigan.