Richard Brewster's Electronic Sounds

I came across a used Pittsburgh Modular Cell 90 Eurorack case with a Tiptop Audio uZeus power supply included, for a very good price. I couldn’t resist. I already have … Read More

DIY Quantussy controls Modular Tetrazzi and some filters. Later I made another recording with a variation on this patch. Similar, but with a different filter and tweaks.

This box contains one HBB15-1.5A power supply. I recapped the supply (replaced all the electrolytic capacitors), as I had done for the MOTM cabinets. The caps on the MOTM-900 were … Read More

Finally got a Tallin Dual VCA from Xaoc. Tallin is a perfect VCA for adding tremolo on top of an envelope. After playing around to find a nice sound source, … Read More

A video and a recording

Tetrazzi, DIY Quantussy, 5-6 Rollz, Dubernator, and Cocoquantus all jamming together. Signal flow: Two Tetrazzi triangle outputs into two Dubernator channels; Dubernator outputs into Cocoquantus. Controls: 5-6 Rollz controlling two … Read More

Another Ciat-Lonbarde PC board from crucFX, a.k.a. Josh Rodriquez, with circuit design by Peter Blasser. Dubernator is a dual bandpass filter, highly resonant. It features two identical, independent filters, each … Read More

A couple of drones patched on the MOTM.

Is it really done? I’ve spent a lot of time looking over Eurorack modules on Modular Grid over the past six years since I started accumulating Eurorack. It can be … Read More

I’ve built a Tetrazzi quad oscillator, a Quantussy quintuple modulator, a Roolz 5-6 dual LFO, and am about to built a Dubernator dual VCF. All of these from PC boards … Read More