90.3 FM WCSK Radio is a Non-Commercial and Educational radio station licensed by the FCC to the Kingsport Board of Education. WCSK Radio first aired in 1979. We broadcast 24-hours/7-days week from Dobyns-Bennett High School in Kingsport, TN. Our transmitter is located on Bays Mountain. We broadcast at 195 watts ERP. Our stereo signal serves Kingsport and portions of Sullivan, Hawkins, Washington, Greene, Carter and Scott Counties.