KNAF-FM (105.7 FM) is an American radio station broadcasting a country music format and licensed to the Fredericksburg, Texas area. The station is owned by J. & J. Fritz Media, Ltd.The station was assigned the call letters KNAF-FM on August 26, 1996. On December 10, 2003, the station changed its call sign to just KNAF.On December 24, 2003, the station was sold. The station holds no DJs during the broadcast except for the morning show.