Contra-alto flute repertoire for bass flute and contrabass flute see: Peter van Munster, "Repertoire Catalogue for Piccolo, Alto Flute and Bass Flute", Roma: Riverberi Sonori, 2004. More and more flute ensemble repertoire is incorporating the contra-alto flute. Typically, it is doubled with the contrabass (and/or bass) flutes, however, in recent years, composers and arrangers such as Alexandra Molnar-Suhajda and Judy Nishimura have been pushing the boundaries of lowness by writing independent parts for the instrument. Contra-alto flute The contra alto flute is in the key of G (or sometimes F), pitched one octave below the alto flute - which is a fourth
Flute beatboxing Flute beatboxing Flute beatboxing (also known as fluteboxing) represents an innovation in the extended technique of the flute, or conversely, an extension in innovative sound resonators for beatboxing. Involving the production of distinct and stereoscopic flute tones (producing two separate sounds by humming while blowing into the flute) combined with vocal percussion and aural prestidigitation (slight-of-ear), flute beatboxing enables the use of the flute as a rhythmic instrument. Most beatbox historians credit RadioActive as the original flute-beatboxer (using a pan flute, and performing with the Spearhead around the world), and Tim Barsky with being the original innovator in the field