KGTF, virtual and VHF digital channel 12, is a Public Broadcasting Service (PBS) member television station serving the U.S. territory of Guam that is licensed to Hagåtña. The station is owned by the Guam Educational Telecommunications Corporation, an agency of the territorial government. KGTF's studios are located in Mangilao, adjacent to Guam Community College, and its transmitter is located on Mount Barrigada in Barrigada. KGTF currently operates from 6 a.m. to midnight seven days a week. History The station signed on the air on October 30, 1970, with only 4½ hours of programming Monday through Friday, of which they would later expand throughout its 50-year history, including producing local shows and various projects. Original materials from PBS Guam have been contributed to the American Archive of Public Broadcasting. PBS Guam received PBS' overhaul branding in late-November 2019. Digital channels The station's digital signal is multiplexed: See also Channel 12 digital TV stations in the United States Channel 12 virtual TV stations in the United States References External links GTF PBS member stations Television channels and stations established in 1970 1970 establishments in Guam