February 22, 1961 Signed on as KBGN-FM.  Antenna located in Caldwell.  7.6 kW 

(Date unknown) call letters changed to KBXL

(Fall) 1973 transmitter moved to Deer Point -- coverage increased to entire valley

May 12, 1978 call letters changed to KBXL-FM

May 30, 1980 call letters changed to KBXL