Large objects

_

_ Schattenorchester III (1999)
       Shadow Orchestra
       14 photo cells, 13 Instruments, 1 projection lamp, 1 Control panel

Nagoya-Klangwand (1991)
       Nagoya Soundwall
       14 photo cells, 2 loudspeakers

_Objects with photo cells

_Trio (2006)
       1 photo cell , 3 loudspeakers

Percussive Accelerando (2001)
       1 photo cell, 1 loudspeaker

Tiefton (1999)
       Deep sound
       1 photo cell, 1 loudspeaker

Analogie (2009)
       Analogy
       1 photo cell, 1 loudspeaker, 5 LEDs

Schwarzer Paddler (2010)
       Black Paddler
       1 photo cell, 2 motors

Groß und Klein (2001)
       Large and Small
       1 photo cell, 2 loudspeakers

Schnelle Überlagerungen (1982)
       Fast Superpositions
       1 photo cell, 1 loudspeaker

Fugato (1975)
       1 photo cell, 4 magnets

Gelbe Lichtpunkte (1995)
       Yellow Light Points
       1microphone, 40 LEDs

Fünf Flügel (2001)
       Five Wings
       1 microphone, 5 motors

_Wall hanging objects 

_Geheime Botschaft (2003)
       Secret Message
       1 microphones, 6 number displays

Black Hole (2004)
       1 microphone, 118 LEDs

Blauer Kreis (2008)
       Blue Circle
       1 microphone, 48 LEDs in blue

Blaugrüne Farbscheiben (1987)
       Blue-green Colour Sheets
       1 microphone, 16 light bulbs

Tempo-Wechsel (2010)
       Tempo Change
       1 photo cell, 1 loudspeaker

Vibrations (2008)
       1 photo cell, 1 motor

Alternation (1998)
       1 photo cell, 1 loudspeaker