[2] The station was founded by William W. Brown in 1984 as KPCH and broadcast with adult contemporary, easy listening, and oldies music formats in its early history.

In 2007, the original KPCH switched its call sign and format with sports station KNBB.

The new KNBB became the local home of the ESPN Radio network and Louisiana Tech University sports.

[3][4] KPCH was originally a music station; the 1987 Broadcasting Yearbook listed its format as adult contemporary.

[7] The following year, KPCH changed to a full time 1950s to 1970s oldies format branded "K-Peach 97FM".