full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate. The station's digital signal remained on its pre-transition UHF channel 30. Through the use of PSIP, digital television receivers display the station's virtual channel as its former UHF analog channel 42. On April 5, 2010, the FCC granted WIAT a construction permit for a digital fill-in translator on its former UHF analog channel 42 to serve the Tuscaloosa area, which would maintain transmitter facilities on the tower previously used by WDBB (channel 17) near Jug Factory Road. Transmitter The WIAT-TV Tower is a guyed mast, located at 30°41'17.0" N and 87°47'54.0" W. The WIAT-TV Tower was built in 1974. http://www.skyscraperpage.com/diagrams/?b17269 References External links Birmingham Rewound – classic TV IAT CBS network affiliates Ion Mystery affiliates True Crime Network affiliates Court TV affiliates Television channels and stations established in 1965 1965 establishments in Alabama Nexstar Media Group