4x4 matrix mixer

Poly Resonators

4 Pole Low Pass Filter

State Variable Filter

CGS SubOscillator/Harmonic Sequencer

Sequential Switch (bidirectional)

Instrument Amplifier

VC Sequential Switch

http://www.synthtech.com/motm800.html

Two Synthesizers.com Q108 amplifiers merged together

Chorus

Gristleizer clone

Sequential Divider Switch

Attenuator/Mixer

Reverberation Unit

Transistor Ladderfilter, predecessor of Superladder

5 reversible attenuators in CP format

4-Channel Mixer in CP Format

Low frequency oscillator with voltage controlled input.

Moog VCO clone

Mixer in either 6:1 or dual 3:1 configuration

Noise/ S&H module

VCO

KOBOL EXPANDER III PROJECT

Autobend

Dual Digital Oscillator

Dual complex oscillator

Yusynth Recreation Of Minimoog VCF

Dual Voltage Controlled Attack / Decay envelope, dual VC LFO, audio generator,...

Distortion Module

Noise Source for HH sound

Quad Envelope Gate

Format converter

CV and Switch (Gate) Pedal Interface

Compact dual LFOs in kit form

W/ Pause and Reset Jacks

Extended 4 Channel Morph Controller

Sample & Hold Circuit