KJAK (92.7 FM, "K-Jack") is a radio station licensed to the community of Slaton, Texas, USA, and serving the greater Lubbock, Texas, area. The station is owned by Williams Broadcasting Group and licensed to G.O. Williams Oil Co. Inc. (Karen Laubhan and Sue Williams, both of Woodward, Oklahoma). It airs a Christian radio format. The station was assigned KJAK call letters by the Federal Communications Commission. The station had desensing problems and later moved over to 92.9. They later changed to a 100,000 watt signal on 92.7 at the KCBD-TV tower on Avenue A in Lubbock.