WKDS (89.9 FM) is a non-commercial educational (NCE) radio station licensed to KALAMAZOO, MI. Broadcasting with an effective radiated power of 140 watts and antenna height of 71 meters HAAT, its signal reaches approximately 48 km to the radio horizon. The station broadcasts in HD Radio digital format. The station is owned by Kalamazoo Public Schools. It broadcasts a Classical music format.