WYBF (89.1 FM, "Cavalier Radio") was a college radio station which broadcast in the Philadelphia area via a 700 watt transmitter that covered a 15-mile radius around Radnor, Pennsylvania; the station was owned by Cabrini College. WYBF had a freeform type of format, which allowed the student DJs to create their own playlists; however most of the music played on WYBF was of the modern rock genre.