Euphonium repertoire euphonium was embraced from its earliest days by composers and arrangers in band settings, orchestral composers have generally not taken advantage of its capabilities. Nevertheless, there are several orchestral works, a few of which are in the standard repertoire, in which composers have called for a tenor tuba, a German "Tenorhorn"¹, a Wagner tuba, or a French tuba in C. In all of these cases, the composer's desired effect was that of "tenor-voiced, valved brass" instrument – and in many of these cases the euphonium is substituted for the called-for instrument, either because the instrument is obsolete (French C tuba),
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