Searching for envelop generator/LFO modules for my Wave Mangler System, I ran across the Pip Slope, by ALM/Busy Circuits. ‘Pip Slope’ is an envelope generator. It supports both Attack/Decay and … Read More

One of the most popular Eurorack modules is the Make Noise Maths.  Maths is in the venerable lineage of the Serge Dual Universal Slope Generator.  I have a number of … Read More

This 5U panel contains three CGS Serge PC boards. Two CGS 76 Serge Envelope Generators One CGS 88 Triple Bi-Directional Switch Serge Envelope Generator It’s an early Serge design that … Read More

Quantity: 2 The Serge Dual Negative slew is one of my favorite 1970’s Serge modules.  Ken Stone made the CGS 82 PC board. The output tracks the input and gives … Read More

This is a DIY Buchla 281 Function Generator, built on the printed circuit board by Toppobrillo.  The discussion on Muff’s message board has the details.  It’s actually one half of … Read More

Quantity 2 Tony of Oakley Sound keeps updating his modules.  See here for his latest description of the famous ADSR-VCA. Though I already had four of the earlier revision 2 … Read More

Quantity: 2 Description: The Trapezoid VCA is a DIY project from Jurgen Haible, renowned modular synthesizer engineer.  It emulates the EMS VCS3 and Synthi A Trapezoid Generator.  I am not … Read More

Quantity: 1 George Mattson’s description: The Quad AD/ASR Envelope Generator consists of 4 identical channels. This is designed as a utility module for basic Envelope utilization. Each channel has an … Read More

Quantity: 2 Description: Mattson Mini-Modular Envelope Generator Mattson Mini-Modular VCA I combined the Mattson Envelope Generator and VCA modules into one panel.  Here is George Mattson’s description of the Envelope … Read More

Quantity: 2 About Ken Stone’s CGS 75 VCS: This is a licensed adaptation of the classic Serge DTG/DUSG The Serge VCS module released in conjunction with from bananalogue.com is an … Read More