 Throughout its existence, WCLR shared the 88.3 frequency with Palatine-based WHCM at William Rainey Harper College, broadcasting on weekends and when the college was not in session.Pursuant to an agreement with the college, the WCLR license was canceled in 2017 to allow WHCM to broadcast full-time on 88.3.On April 14, 1993, the Church of Christian Liberty filed an application for a construction permit for a new FM radio station on 88.3 FM.