CV Expansion for WMD Micro Hadron Collider

The CV Expansion features additional inputs for all controllable parameters in the uHC. It also provides a linear (FM) input for each filter frequency. These inputs are normalled from Filter 1 to Filter 2. Jack in to break the normal, or dial down to ignore it. Expansion modules are supplied with a 14 pin cable and connect only to the uHC. No external power is required.

http://www.wmdevices.com/uhc.php