Sun Radio - The Best Music Under The Sun. Listen at 100.1 FM/1490AM-HD Austin, 96.1FM Williamson County, 103.1 FM Dripping Springs, 106.9 FM Fredricksburg, 88.1 KCTI-FM Gonzales, 88.9 FM Johnson City, 104.1FM KMSN Mason, 96.3FM KTHE Llano, and 99.9 FM San Marcos. Stream worldwide at www.sunradio.com.