Mixer-Comparator DIY Module

UPDATED FOR 2006 This 1U-wide MOTM-format utility module combines a two-input mixer with an inverter and a comparator to create a versatile signal processor. I’ll describe the circuits first, and … Read More

MOTM-120R Sub-Octave Multiplexer

From the Synthtech website: The MOTM-120 is based on an article in Electronotes, updated with improved and added features. The MOTM-120 contains two four-stage sub-octave dividers, a digital multiplexer, and … Read More

Wiard Wogglebug

This is a special DIY module, based on the #3 Standard WoggleBug Circuit schematics given by Grant Richter on his website, together with the block diagrams of the Wogglebug on … Read More

Aleatoric Double Harmonic, Four Gates

Two variants of a patch that uses a complex pattern generator based on the CGS Infinite Melody, two MOTM-390 LFOs, and CGS Digital Logic. Four envelope generators drive the Quad … Read More

Big Drone, Big Drone Sweep

  The photo shows the Big Drone patch at one point. Four different voices were mixed in real time during the recording. I touched the keyboard once in the middle … Read More