• redesigned contrabassoon, in collaboration with Guntram Wolf, Kronach
  • written range A1 – G 5, sounding A0 – G 4
  • wide bore for a voluminous tone
  • large toneholes for a free response and a large dynamic range
  • completely redesigned acoustical concept with a precisely shaped bore taper for an exact intonation
  • reconfigured body sections for an improved radiation of sound and fingering positions
  • new key bearings in synthetic sleeves for a silent key action
  • push rods for easy key action without friction
  • half-hole mechanism for a clean, noise-free octave for F# and G3
  • automatic octave keys from Ab3 to F4