Available as an assembled Module and as a DIY project.
This Module is currently available.
12db low-pass/high-pass filter
The VCF-2 is a fun little 12db filter, easy to build and use. bleep bleep bleep. It uses the AC3360 IC for a smooth filtering experience.
Features:
2 CV inputs with their own attenuator
Low pass and High Pass mode
Smooth resonance control
12db slope.
These merchants probably sell this module. Huh?