The Best Music Under The Sun at 100.1 Austin, 103.1 Dripping Springs, 106.9 Fredericksburg, 99.9 San Marcos, 88.1 Gonzales, 88.9 Johnson City, and https://t.co/QDCmdO45wC Solar-Powered and Listener-Supported Sun Radio. Playing The Best Music Under The Sun. The Sun Radio Mission is to (1) preserve the heritage of Texas music with a (2) minimal impact on the environment. Sun Radio creates and distributes solar-powered radio programming to owned and operated as well as non-commercial member stations with a focus on (3) Saving Local Community Radio. We help foster new radio broadcasting careers for the residents of the Texas Hill Country and provide 24/7, free, local radio for the communities we serve. Proceeds are used to expand local programming, create local jobs, support other non-profit radio stations, broadcast local musicians and events, and fund new capital projects designed to increase our coverage area.