Available as an assembled Module and as a DIY project.
No info about availability.
distortion, external fx
For using external effect stomp boxes and also distortion with switchable clipping diodes/modes. by robboten
Included in 2 Racks, 2 are public:
Groove guitar. Les Paul Les Paul
DOD Envelope Filter 440
VHT Pittbull Hundred CL
PDP Drum rack system main side
Gibson Lyre Vibrola
DigiTech RP3 Multi Effect Unit