 The station went on the air as KXHC on October 17, 1990.On December 21, 1990, the station changed its call sign to KKYZ.KKYZ has been granted a U.S. Federal Communications Commission (FCC) construction permit to move to a new transmitter site, change the city of license to Tanque Verde, Arizona, move to 101.1 MHz, change to class C3, increase ERP to 24,000 watts and decrease HAAT to 49 meters.