SDS 3 (ca. 1979)
round hexagons?
SDS 5 (ca. 1981)
The beginning of hexagonal pads
Suitcase Kit (ca. 1981)
A portable SDSV
SDS 7 (ca. 1984)
introducing the rubber surface
SDS 8 (ca. 1984)
SDS 7 light
SDS 1 (ca. 1984)
pad and sound generation in one
SDS 9 (ca. 1985)
swimming surface, changeable shells
SDX (ca. 1987)
zone intelligence
SDS 2000 (ca. 1988)
screwed rubber surface, new logo
Minihex (ca. 1990)
small but nice
Hugger (ca. 1991)
pads with integrated trigger to midi conversion
Hexahead (ca. 1992)
the return to real drum heads
Turtle Trap (ca. 1994)
multipad midi controller
SDS V Mesh (ca. 2008)
self-constructed prototype