In the early 1990s, the station moved to its present 91.3 frequency to permit the station formerly known as KFMA 92.1 (now KCMT) to raise its power and cover more of the Tucson area.
In the early 1990s, the station moved to a new frequency to accommodate the expansion of another station, formerly known as KFMA 92.1 (now KCMT), which was granted increased power.