This Module is currently available.
Quad attenuverter and CV controller. When no input is plugged in, the output is approximately -11 when turned all the way left, to +11v when all the way right.
Quad attenuverter, smooth potentiometer (non center detent) black aluminum faceplate, analog circuit, linear taper. When nothing is plugged into the input, the output generates +5v when turned all the way right, and -5v when turned all the way left, and everything in between, giving you CV for controlling pitch, filter cutoff, or whatever else.