WTSU (89.9 FM) is a non-commercial educational (NCE) radio station licensed to MONTGOMERY-TROY, AL. Broadcasting with an effective radiated power of 100.0 kW and antenna height of 256 meters HAAT, its signal reaches approximately 79 km to the radio horizon. The station broadcasts in HD Radio digital format. The station is owned by Troy University Public Radio. It broadcasts a Public radio and Classical music format.