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 replacement for the French horn. In the past, many publishers included parts in both Eb (for the tenor horn) and F (for the French horn). These parts were the same, just transposed into the pitch of the given instrument. Some publishers still follow this practice. Although Gustav Mahler orchestrated his Seventh Symphony to include one "tenorhorn in B", that instrument is more akin to the baritone horn. Partial list of solo repertoire: Tenor horn The tenor horn (British English; alto horn in American English, Althorn in Germany; occasionally referred to as E horn) is a brass instrument in the saxhorn