Guo Musical Instrument Company New Design. Guo Musical Instrument Company Guo Musical Instrument Company (GMIC) is a Taiwan-based musical instrument manufacturer, specializing in flutes, piccolos, flute head joints, and saxophone necks and head joints. Founded by Geoffrey Guo in 1988, GMIC offers its products for sale online and through various retailers all over the world. Some of its instruments include a tenor flute, a G soprano flute, grenaditte flutes and a new C flute design called a Tocco flute. Many of these models of flutes and piccolos come in many different colors. In 2004, Geoffrey Guo and flute professor Mark Dannenbring developed the grenaditte
Subcontrabass flute it has great opportunities for dynamic power and accent. A–D The tone becomes less secure and loses some of the lower partials and it is great for blending. E–C has a weaker and somewhat unfocused pitch center which may be a good choice for blend or effect. The double contrabass flute (or "octobass flute"), an instrument in the key of C pitched a fifth lower than the subcontrabass flute in G, is sometimes referred to as a "subcontrabass flute", as for, example, in the instruments made by Jelle Hogenhuis. "And the Giant Began to Dance..." (Peter Sheridan), on the album