Tuba many small brass ensembles will use the euphonium or bass trombone as the lowest voice). It is the principal bass instrument in concert bands, brass bands and military bands, and those ensembles generally have two to four tubas. It is also a solo instrument. Tubas are used in marching bands, drum and bugle corps and in many jazz bands (see below). In British style brass bands, two E and two B tubas are used and are referred to as "basses". Well known and influential parts for the tuba include: Concertos have been written for the tuba by many notable composers,
Brass band are conical-bore instruments, which gives the British-style brass band its distinctive bright, mellow sound (as opposed to a dark symphonic sound). All parts apart from the Bass Trombone and percussion are now written in Treble Clef. Note that despite its musical range, the alto horn in E is traditionally called the tenor horn in British bands. Brass bands have a long tradition of competition between bands, often based around local industry and communities. In the 1930s brass bands thrived most with around 20,000 brass bands in the U.K. British-style brass bands are widespread throughout Great Britain and Northern Ireland, Australia,