低音提琴
Double bass ensembles include L'Orchestre de Contrebasses (6 members), Bass Instinct (6 members), Bassiona Amorosa (6 members), the Chicago Bass Ensemble (4+ members), Ludus Gravis founded by Daniele Roccato and Stefano Scodanibbio, The Bass Gang (4 members), the London Double Bass Ensemble (6 members) founded by members of the Philharmonia Orchestra of London who produced the LP Music Interludes by London Double Bass Ensemble on Bruton Music records, Brno Double Bass Orchestra (14 members) founded by the double bass professor at Janáček Academy of Music and Performing Arts and principal double bass player at Brno Philharmonic Orchestra – Miloslav Jelinek, and the ensembles of Ball State University (12 members), Shenandoah University, and the Hartt School of Music. The Amarillo Bass Base of Amarillo, Texas once featured 52 double bassists, and The London Double Bass Sound, who have released a CD on Cala Records, have 10 players.