WNIU (90.5 FM) is a non-commercial educational (NCE) radio station licensed to ROCKFORD, IL. Broadcasting with an effective radiated power of 50.0 kW and antenna height of 137 meters HAAT, its signal reaches approximately 61 km to the radio horizon. The station broadcasts in HD Radio digital format. It operates a network of 1 translator(s) extending its coverage area. The station is owned by Northern Illinois University. It broadcasts a Public radio (European classical music format.