WVX TWS VCF
WVX: CGS 113 PCB
TWS: CGS 85 PCB
VCF: CGS 35 PCB
http://www.cgs.synth.net/modules/index.html
Front panel custom design by ADDAC Systems
http://www.modulargrid.net/e/users/view/8174
Build buy OSICA
http://www.modulargrid.net/e/users/view/6244
No info about availability.