 KPGF's former occupant, KWNZ, made its debut on February 14, 1985 as a Top 40 at 97.3 but in 2004 switched frequencies to 93.7.KWNZ launched with morning man Bruce Van Dyke, PD Dave Shakes in middays and MD Todd Fisher, who handled nights and eventually afternoons.Prior to the 2004 frequency flip, they were a Rhythmic Top 40 throughout the 1990s and most of the 2000s.