KYXX and sister station KKYN in Plainview were sold to Keith Adams and Jim Shelton of Amarillo in 1979. The format flip helped vault KYXX to the top of the Permian Basin radio ratings, where in 1981 it had a market share of 16.5 percent, but in 1982 it was supplanted by KUFO, an FM station.
In 1979, Keith Adams and Jim Shelton from Amarillo acquired KYXX and its sister station KKYN in Plainview. This format shift propelled KYXX to the top of radio ratings in the Permian Basin, where it achieved a market share of 16.5 percent in 1981 but was later surpassed by KUFO in 1982.