Claim: The station KJDX was assigned the call signs KNXN, KQNC and KHJQ, before reverting to KNXN again in 2003.
Evidence: It first began broadcasting in 1983 under the call sign KNXN. On May 27, 1988, the calls sign was changed to "KQNC". On February 20, 1997, the call sign was changed to KHJQ with a Hot AC format as "Q92". In 2003, the station moved to 92.3 FM. 
It first began broadcasting in 1983 under the call sign KNXN. KNXN (1983-1988)
KQNC (1988-1997)
KHJQ (1997-2008)