
Stefan Keller & Friends – Aria


by Stefan Keller
Unterricht – teaching
Viertelton – Konzertflöte / Quartertone Flute
Alto
Contr’Alto
Bass
Contrabass
Subcontrabass




The „Peak-Level-Meter-Suit“ (PLMS) invented, designed & handcrafted by Junichi Kusaka for the „electronic Flute Player“ Stefan Keller 2001 in Paris/Tokyo.