KTDZ, with the branding Ted 103.9 FM, is a radio station serving Fairbanks, Alaska. It broadcast an Adult Hits music format.

The station does not have live shows, hosts, or DJs. Instead, it airs solely music playlists that combine the greatest hits from the '70s and '80s with randomly selected music hits from different decades and genres. KTDZ's playlists are curated daily to ensure that the same song does not play twice in the same day. Recurrent features in its broadcast include the music by U2, Sheryl Crow, Earth, Wind and Fire, and John Mellencamp.

Public announcements and commercials set the breaks between songs in Ted 103.9 FM's broadcast.

KTDZ's live streaming service is also available internationally, granting people all over the world the opportunity to listen live to its curated music selection.