Richard Brewster's Electronic Sounds

I have filled up fourteen proper Eurorack cases of all different sizes and shapes. This happened over the course of about ten years, during which I bought and sold many … Read More

What to do when you have too many modules? Build another rack, of course! I had parts for an open frame rack that I wasn’t using. Two 104hp rails with … Read More

I now have another Universal Slope module, the NANO Modules ARC. I updated the Universal Slope Love post to add ARC to all the comparisons. Here are the most notable … Read More

I had only one stereo filter in Eurorack, the Vult Freak. Freak is a versatile digital filter, but I wanted to get an analog stereo filter. Some searching brought me … Read More

A friend asked me to build him a manual switch box for MIDI. I had built a similar box for him before, but that was a metal box. This time … Read More

I found Audrey II on Modular Grid, even though it is not a Eurorack module. That listing led me to Synthux Academy, where I found lots of information about the … Read More

I will soon be posting about Audrey II from Synthux Academy. The diagram above is a screenshot from a video explaining the design of Audrey II. It shows a feedback … Read More

Sometimes you need a small mixer for a specific purpose. I was updating my Mocante rack and had 4hp of space for a three or four input mono mixer. Searching … Read More

I remembered looking at the Rise and Fall gate outputs on After Later Audio Tilt and Joranalogue Contour 1 slewing modules and finding unexpected behaviors. Recently I remarked about this … Read More

I patch and play my customized Rollz-5, built on a PC board by Meng Qi with circuits designed by Peter Blasser of Ciat-Lonbarde. These circuits are early versions of what … Read More