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WAFF (channel 48) is a television station in Huntsville, Alabama, United States, affiliated with NBC. It is owned by Gray Television alongside low-power Telemundo affiliate WTHV-LD (channel 29). The two stations share studios on Memorial Parkway ( US 431 ) in Huntsville; WAFF's transmitter is located south of Monte Sano State Park .
The station operates its own weather radar at the main studios called "Live Storm Force 31 Doppler Max". On December 12, 2011, WAAY began broadcasting its news programming in high definition, making it the third station in the Huntsville television market to do so behind WAFF and WHNT. The WZDX broadcasts were included in the upgrade.
WTVM (channel 9) is a television station in Columbus, Georgia, United States, affiliated with ABC.It is owned by Gray Television, which provides certain services to dual NBC/CW+ affiliate WLTZ (channel 38, owned by SagamoreHill Broadcasting) and Fox affiliate WXTX (channel 54, owned by American Spirit Media) under separate shared services agreements (SSAs).
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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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.).
WHNT's facilities were moved from Monte Sano Mountain to downtown Huntsville in 1987. The move was prompted by a fire that destroyed rival WAFF-TV (channel 48)'s studios, then on Governors Drive, five years earlier. The transmitter and tower remain on Monte Sano because the mountain provides the highest elevation in the immediate area; backup ...
What is known today as WXIA-TV originally signed on the air September 30, 1951, at 5 p.m., as WLTV on VHF channel 8. It was the first full time ABC affiliate for Atlanta, taking it over from WSB-TV and WAGA-TV (channel 5), both originally primary NBC and CBS affiliates respectively that previously shared ABC programming as a secondary affiliation.