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In addition to range, the more common two-dimensional radar provides only azimuth for direction, whereas the 3D radar also provides elevation. Applications include weather monitoring, air defense, and surveillance. The information provided by 3D radar has long been required, particularly for air defence and interception. Interceptors must be ...
In 2019, Avito was the second-biggest classifieds site in the world after Craigslist. [31] In April 2019, online classifieds marketplace Jiji.ng acquired OLX businesses in Kenya, Ghana, Uganda, Tanzania and Nigeria. [32] In India, about 99% of its listings come from used mobile and electronics, used home and household goods, and used cars ...
APAR is typically paired with Thales Nederland's SMART-L passive electronically scanned array radar (which operates at L band frequencies). SMART-L is a long-range Volume Search Radar (VSR) that is able to provide volume search and tracking out to 480 km. The whole system is called Anti-Air Warfare Systems (AAWS), and is based on the NATO Anti ...
The General Services Administration is conducting a fire sale of government real estate, Cheap Military Property for Sale, but Buyers Better Prepare for Battle Skip to main content
ARSR-3 and 3D search radar were used by the FAA in the Joint Surveillance System (JSS). The radar operated in the L-band at 1250 to 1350 MHz and detected targets at distances beyond 210 nautical miles; 390 kilometres (240 mi). The D model had height-finder capability. Westinghouse also built ARSR-4 3-D air surveillance radar in the 1990s for ...
The AN/FPS-117 is an L-band active electronically scanned array (AESA) 3-dimensional air search radar first produced by GE Aerospace in 1980 and now part of Lockheed Martin. [1] [2] The system offers instrumented detection at ranges on the order of 200 to 250 nautical miles (370 to 460 km; 230 to 290 mi) and has a wide variety of interference and clutter rejection systems.
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Disaster creeps closer to her home. 'My house is unsellable': This Pennsylvania woman bought cheap land from the state for $15,000 — but didn't know a previous owner sold it due to a landslide ...