WDUN (550 AM), known as "North Georgia's Newstalk", is a News/Talk radio formatted radio station licensed to the city Gainesville, Georgia, in the Atlanta, Georgia radio market. WDUN is licensed as a Class B AM broadcast facility by the Federal Communications Commission operating with 10,000 Watts of power during the daytime using a non-directional antenna signal pattern, and 2,500 Watts during nighttime using a directional antenna pattern.