 The 1450 kHz frequency was home to KDXU from 1956 until 1985.In September 1985 KDXU switched its radio frequency to 890 kHz and increased power to 10,000 watts.KDXU broadcast engineer and local cable-TV owner Ray Carpenter filed for a new radio station on 1450 kHz, which was granted by the Federal Communications Commission (FCC); KATJ began operating with an adult contemporary music format in December using the former KDXU transmitter.