Playing around with the Serge system, plus the dual Benjolin. Slightly Nasty Oscillator and Filter are in white panels. The rest are blue.

It was almost too easy to add this rack of 4U modules in Loudest Warning panel format. All I needed to do was to make a 4U rack frame. The … Read More

Filling out my 4U Serge rack project is a Serge design based Dual Negative Slopes plus Hills and Valleys from Low-Gain Electronics. Of course the original Serge module names were … Read More

I built this large Serge Modular system for a friend, Kri Samadhi. Serge is one of my favorite modular synthesizers. So when Kri started asking me for advice on what … Read More

The Serge Dual Universal Slope Generator is a legend in modular synthesis.  It is the basis of most voltage controlled slew modules, including Make Noise Maths.  I have built a … Read More

Here is a wide range, non-precision, and somewhat unstable voltage-controlled oscillator (VCO) with just a pot for initial frequency, a CV input attenuator, a triangle (-0.5 to +4.5 volts) and … Read More

After I had sussed out the Cocoquantus schematic and understood the internal relationships among the five oscillators that Peter B. calls the Quantussy section, I began to wonder what it … Read More

The CGS Serge Wave Multipliers is the fourth and final module in my CGS Serge banana jack panel.  Please read Ken Stone’s CGS 113 notes. The board contains three independent … Read More

This is my take on the legendary Serge Smooth and Stepped Generator (SSG).  I received the SSG PC board as a compliment from Ken Stone, who designed the board.  The … Read More