WUOT offers many hours of classical music to listeners, including the Morning Concert and Afternoon Concert on weekdays, Early Morning Concert on weekend mornings, Classical 24 (overnight music), recorded broadcasts of the Knoxville Symphony Orchestra and  syndicated symphony orchestra broadcasts Tuesday through Thursday at 8 p.m.

Opera broadcasts are heard on Saturday afternoons at 1. The Metropolitan Opera broadcasts December-May, then it's Lyric Opera of Chicago from mid-May thru mid-July. LA Opera on Air follows with broadcasts beginning in July and running thru most of August; San Francisco Opera  bring us up to the new season of the Met.
(Note: opera offerings subject to change.)