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,
Tuba high school marching bands) and for adult amateurs. Many professionals in the U.S. play CC tubas, with BB also common, and many train in the use of all four pitches of tubas. The next smaller tubas are the bass tubas, pitched in F or E (a fourth above the contrabass tubas). The E tuba often plays an octave above the contrabass tubas in brass bands, and the F tuba is commonly used by professional players as a solo instrument and, in America, to play higher parts in the classical repertoire (or parts that were originally written for the F tuba,