for fully built modules, pcbs, and DIY kits
zlobmodular.wordpress.com

http://nerdaudio.com/collections/new-arrivals/products/zlob-modular-t-h-state-variable-voltage-controlled-filter

• 23 mA +12V
• 13 mA -12V
• 0 mA 5V
• 37 mm Depth

Available as an assembled Module and as a DIY project.

No info about availability.