This is a unique module which uses trigger and gate signals to control a CV. It increases or decreases the voltage by a set interval or multiple of that interval. The interval is voltage controllable.

http://synthcube.com/cart/index.php?route=product/product&path=76&product_id=423

• ? mA +12V
• ? mA -12V
• ? mA 5V

Available as an assembled Module and as a DIY project.

No info about availability.