Instrument Family
Concert Flute
Piccolo
Bass Flute
Alto Flute
Treble Flute
Soprano Flute
The soprano flute is pitched halfway between the concert flute and the piccolo. The soprano flute is pitched in the key of E-flat, it is one of the only flute that is not pitched in the key C. Sometimes jazz bands will use this flute since it is pitched in the same key as the Alto and Baritone saxophone.
Contra Alto Flute
Contrabass Flute
The Contrabass flute, is pitched two octaves lower than the concert flute. The Contrabass flute usually only appears in flute choirs. This flute is best used when doubled up with another instrument.
Subcontrabass Flute
The subcontrabass flute is pitched three octaves below the concert flute, is more than 4 meters long.
Double contrabass Flute
The double contrabass flute has around 5 meters of tubing. It is pitched three octaves below the concert flute. Some performers use a method called the " beat-boxing " method.