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
Tenor horn bell easily rotated to point in the direction of the player's choice. The standard bell-up horn comes in two basic shapes, one with the beginning of the bell looping over the top of the valves and the other looping below the valves. These types are the most frequently encountered in the United States and UK. Only the standard upright instrument is seen in UK brass bands. In Europe, Červený have been manufacturing tenor horns since 1852. They currently offer models of the instrument looped like a classic horn and an oval model shaped like a Wagner tuba, all models having