A strange mixture of a VCO and a switched capacitor filter based on the filter presented by Jan Hall in Electronotes.

http://elby-designs.com/contents/en-us/p352.html

• 5 mA +12V
• 5 mA -12V
• ? mA 5V
• 112 mm Depth

Available as an assembled Module and as a DIY project.

No info about availability.