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MADRE over-the-horizon radar at the NRL's Chesapeake Bay Detachment U.S. Navy Relocatable Over-the-Horizon Radar station. The most common type of OTH radar, OTH-B (backscatter), [3] uses skywave or "skip" propagation, in which shortwave radio waves are refracted off an ionized layer in the atmosphere, the ionosphere, and return to Earth some distance away.
HAER No. OR-154-Q, "Over-the-Horizon Backscatter Radar Network, Christmas Valley Radar Site Transmit Sector Six Sounder Antennas" HAER No. CA-2258-B, "Over-the-Horizon Backscatter Radar Network, Tulelake Radar Site Receive Sector Four Antenna Array, Unnamed Road West of Double Head Road, Tulelake, Siskiyou County, CA"
Development of Moscow AFS can be traced to work undertaken by USAF Rome Air Development Center [RADC] engineers in the early 1970s who were developing an over the horizon backscatter radar (OTH-B) system. The system was based on a frequency modulation/continuous wave (FM/CW) radar capable of detecting and tracking objects at over-the-horizon ...
Cobra Mist was the codename for an Anglo-American experimental over-the-horizon radar station at Orford Ness, England. [a] It was known technically as AN/FPS-95 and sometimes referred to as System 441a; a reference to the project as a whole. Cobra Mist was part of a small number of "Cobra" long-range surveillance radars operated by the United ...
Columbia Falls Air Force Station is a closed United States Air Force radar station in Washington County, Maine.Located 16.0 miles (25.7 km) northwest of Machias, Maine and 10.0 miles (16.1 km) north of Columbia Falls, it went operational in 1990 but was closed in 1997 and placed in "warm storage" with minimal maintenance.
Container (29B6) radar (Russian: 29Б6 «Контейнер») is the new generation of Russian over-the-horizon radar, providing long distance airspace monitoring and ballistic missile detection. The first radar, near Kovylkino , Mordovia , Russia , became operational in December 2013 [ 1 ] [ 3 ] [ 4 ] and entered combat duty on 1 December ...
The United States military unleashed a wave of attacks targeting radar sites operated by Yemen's Houthi rebels over their assaults on shipping in the crucial Red Sea corridor, authorities said ...
AN/APS-21 search radar by Westinghouse Electric (1886) for part of AN/APQ-35 for Douglas F3D Skynight and Gloster Meteor NF; AN/APS-23 search radar by Western Electric for Convair B-36 North American B-45C Tornado Boeing B-47E Stratojet B-50 Superfortress B-52 Stratofortress Lockheed C-130 Hercules and Boeing C-135 Stratolifter part of AN/ASB-3