Euphonium Euphonium The euphonium is a large, conical-bore, baritone-voiced brass instrument that derives its name from the Ancient Greek word "euphōnos", meaning "well-sounding" or "sweet-voiced" ( "eu" means "well" or "good" and "phōnē" means "sound", hence "of good sound"). The euphonium is a valved instrument. Nearly all current models have piston valves, though models with rotary valves do exist. The euphonium may be played in bass clef as a non-transposing instrument or in treble clef as a transposing instrument. In British brass bands, it is typically treated as a treble-clef instrument, while in American band music, parts may be written in
Tuba for them to take solos. New Orleans style brass bands like the Dirty Dozen Brass Band and the Rebirth Brass Band use a sousaphone as the bass instrument. Bill Barber played tuba on several Miles Davis albums, including "Birth of the Cool" and "Miles Ahead". New York City-based tubist Marcus Rojas performed frequently with Henry Threadgill. Tuba The tuba (; ) is the largest and lowest-pitched musical instrument in the brass family. As with all brass instruments, the sound is produced by lip vibration into a large mouthpiece. It first appeared in the mid-19th century, making it one of the