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NEXRAD or Nexrad (Next-Generation Radar) is a network of 159 high-resolution S-band Doppler weather radars operated by the National Weather Service (NWS), an agency of the National Oceanic and Atmospheric Administration (NOAA) within the United States Department of Commerce, the Federal Aviation Administration (FAA) within the Department of Transportation, and the U.S. Air Force within the ...
The station first signed on the air on October 9, 1948, with 10 + 1 ⁄ 2 hours of programming [2] as the second television station in both Detroit and Michigan, over a year behind WWJ-TV (channel 4, now WDIV-TV) and 15 days ahead of WJBK-TV (channel 2).
WTVG. / 41.68333°N 83.41361°W / 41.68333; -83.41361. WTVG (channel 13) is a television station in Toledo, Ohio, United States, affiliated with ABC and The CW. Owned by Gray Television, the station maintains studios on Dorr Street ( SR 246) in Toledo, and its transmitter is located on Stadium Road in Oregon, Ohio .
Spectrum News (formerly Time Warner Cable News) is the brand for a slate of cable news television channels that are owned by Charter Communications through its acquisition of Time Warner Cable in May 2016. Each of the 17 regional channels primarily focus on local news, weather and sports coverage in their given areas, in addition to national ...
Doppler effect. The emitted signal toward the car is reflected back with a variation of frequency that depends on the speed away/toward the radar (160 km/h). This is only a component of the real speed (170 km/h). The Doppler effect (or Doppler shift), named after Austrian physicist Christian Doppler who proposed it in 1842, is the difference ...
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A NEXRAD weather radar currently used by the National Weather Service (NWS) is a 10 cm wavelength (2700-3000 MHz) radar capable of a complete scan every 4.5 to 10 minutes, depending on the number of angles scanned, and depending on whether or not MESO-SAILS is active, which adds a supplemental low-level scan while completing a volume scan. Its ...
Weather radar in Norman, Oklahoma with rainshaft Weather (WF44) radar dish University of Oklahoma OU-PRIME C-band, polarimetric, weather radar during construction. Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.).
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