Trombone so the name means "large trumpet". The trombone has a predominantly cylindrical bore like its valved counterpart the baritone and in contrast to its conical valved counterparts, the cornet, the euphonium, and the French horn. The most frequently encountered trombones are the tenor trombone and bass trombone. The most common variant, the tenor, is a non-transposing instrument pitched in B, an octave below the B trumpet and an octave above the pedal B tuba. The once common E alto trombone became less widely used as improvements in technique extended the upper range of the tenor, but it is now enjoying
Mouthpiece (brass) mouthpieces are conical. The mouthpiece has a large effect on instrument sound. Major effects are due to the shape of the cup, shape of the throat, and the inner rim diameter. In addition, players often choose a mouthpiece that complements their playing styles. In general, brass players who concentrate on the upper range prefer a mouthpiece with a narrow bore, and players who emphasize the lower range prefer a wider bore. The cup depth also heavily influences the tone of the brass instrument. A shallow cup will brighten the sound, which is good for trumpeters doing a solo, while the