Midi-Guitar, Composition, Artistic Direction:
Klaus Obermaier

Keyboards, Composition, Artistic Direction:
Robert Spour

Plexi-drums:
Wolfgang Reisinger

Light Design:
Rainer Jessl



Interaction Design, Laser:
Friedrich Förster

Laser Programming:
Kurt Waltz

CD-Rom Design:
Klaus Obermaier

CD-Rom Programming:
Robert Spour



immateriaux 1991 – 1995

Interactive Music and Laser Performances
and Installations
Klaus Obermaier, Robert Spour, Friedrich Förster