 KBUC-AM-FM simulcasted a country music format, and were owned by Tom E. Turner and the Turner Broadcasting Corporation (which is not related to the current day Turner Broadcasting System).In 1974, KBUC-FM moved from 106.3 to 107.5 to make way for a new station, KTUF 106.3 (now KTKX at 106.7 FM).The move also included a power increase to 100,000 watts and a change in community of license to San Antonio.