WDYZ (660 AM) is a Class B regional radio station licensed to ALTAMONTE SPRINGS, FL. Operating with 4 kW daytime power using a directional (different day/night patterns) antenna system with 3 towers. At night it operates at 1 kW. After sunset, skywave propagation can extend the signal across much of the surrounding region. The station is owned by Norsan Media. It broadcasts a Regional Mexican format.