Fiscorn powerful baritone voice has no counterpart, (save perhaps the piston-valved marching baritone), in the organology. The forward-projected sound makes a pair of fiscorns the most suitable two instruments to join the shrill Catalan shawms (tenoras and tibles) and flabiol pipe, together with trumpets and trombone in the outdoor town-square setting where the cobla bands play for sardana dancers. While the instrument is often played by trombonists, its conical nature is easily mastered by tuba or euphonium players. Several instrument manufacturers have attempted to solve the intonational discrepancies of the instrument in recent years, with a varied success. The instrument is
Wagner tuba tubas. If they are played by players who are not also playing a horn, they are placed below the trombones, above the regular tuba, which is then called a "contrabass tuba." These composers have written for the instrument: Wagner tuba The Wagner tuba is an infrequently-used brass instrument that combines tonal elements of both the French horn and the trombone. Wagner tubas (or "Wagnertuben") are also referred to as Wagner horns or Bayreuth tubas in English and as Bayreuth-Tuben or simply Tuben in German. The term "Wagner tuba" has been used in English since the 19th century and is standard