Sackbut as ballet "Don Juan" (1761). Some chamber music in this period includes trombone in an obligato role with voice, and also as a concerto instrument with string orchestra. Composers include the likes of Leopold Mozart, Georg Christoph Wagenseil, Johann Albrechtsberger, Michael Haydn and Johann Ernst Eberlin. For works for trombone post-1800, please see trombone. Many groups specializing in period music make frequent and prominent use of the sackbut. External links: Plenty of recordings of the authentic sackbut are now available from the groups such as Concerto Palatino, HMSC, Gabrieli Consort and the Toulouse Sacqueboutiers. For a closer examination of the
Sackbut in A (in first position), pitched at A=466. Surviving basses in D at A=466 (E at 440)—for example: Ehe, 1612 (Leipzig) and Hainlein, c.1630 (Nuremberg) confirm Praetorius' description. It is also worth noting that Rognoni's "Suzanne ung jour" setting descends repeatedly to BB, which is a tone lower than the lowest note playable on a bass in F; on a bass in D, it falls in (modern) fifth position. Many groups now perform at A=466 Hz for the sake of greater historical accuracy. The sackbut was described as suitable for playing with the 'loud' ensembles in the outdoors, as well