The Ch.Svr music synthesizer module is a small utility module, offering several channels of signal-processing that will be useful in just about any modular system. As a condensation/extension of the sum/offset/attenuversion aspects of MATHS, it continues the great tradition of sculpting the control signals we use to sculpt our sound signals.

The X-PAN music synthesizer module is a compact and powerful 5 channel Voltage Controlled Stereo Mixer with Low Noise and High Headroom allowing for creation of complex panoramic audio imagery in just 10hp.

The XOH (miX Out Headphone) music synthesizer module is a stereo mixer, headphone amplifier and output interfacing module for your modular synthesizer.