The 1450 frequency was the home to KDXU from 1957 until 1974 when KDXU moved to 890 kHz and increased power to 10,000 watts.
The 1450 frequency was the home to KDXU from 1956 until 1985. In September 1985 KDXU switched frequencies to 890 kHz and increased power to 10,000 watts.