Sun Radio is dedicated to the preservation and evolution of Texas music culture, while maintaining a minimal impact on the environment through solar power. Sun Radio radio programming focuses on Austin, Texas and Americana music. Sun Radio is heard solar powered in Austin at 100.1 FM; Dripping Springs at 103.1 FM; Johnson City/Highland Lakes at 88.9 FM; Fredericksburg/Luckenbach at 99.1 FM, and SunRadio.com