"Radius Sketchpad" was a monthly program on WGXC 90.7-FM presented by the Chicago-based platform, Radius. This episode featured Steve Bates's Black Seas (Radius), originally produced for Radius, and is followed by a playlist of works selected by the artist.

Tune in for selections from the WGXC archives featuring past broadcasts of programs that consisted of community talk, produced interviews, music, and/or radio art that were broadcast on Wave Farm's WGXC 90.7-FM.