Once again, the combination of conductor Peter Walls's effective and informed direction, the verve of the players, and a programme which included unfamiliar treasures from the classical repertoire ensured a concert which was consistently pleasing.
Opus opened with a whirl - Mozart's Ballet Music from Idomeneo, adapted from that opera, combines dance rhythms, operatic drama and symphonic development.
Their refreshing performance emphasised this is music of high quality and does not deserve the neglect it has suffered from.
Richard Strauss wrote his Horn Concerto No.1 as a teenage student.
His youthful vitality came through in the assured technique and silky tones of the outstanding horn soloist Samuel Jacobs.