Eurorack

Automatic Patch with Mindphaser

After my investigations of the Hexinverter Mindphaser Complex Oscillator I continued on to make an automatically running patch. I created a five-cell Quantussy ring that included Frap Tools BAGÀI and … Read More

Mindphaser Modulations Tutorial

Here’s a tutorial of sorts for a subset of the many features of the Hexinverter Mindphaser Complex Oscillator. In this tutorial I walk through five ways to modulate the Carrier … Read More

Rack Mounted Power

I built this power supply for an upcoming Eurorack project (TBA) that will be rack mounted. I used the same Tiptop Audio Zeus Studio Bus supply as the one I … Read More

Two Random Eurorack Modules

I’m going to compare the features and behaviors of two relatively new complex random modules, the Ultra-Random Redux from Steady State Fate, and BAGÀI from Frap Tools. There is some … Read More

Four new Quantussy Cells

Two Dual LFO from VoiceAs plus two Dual Sample and Hold modules from Tenderfoot Electronics plus two Dual S&H from 2hp make possible a four-cell Quantussy Cell ring. The 2^LFO … Read More

TZFM Oscillator Comparison

This is a listening comparison of the Through-Zero Linear Frequency Modulation sounds made by four different TZ capable oscillators. Through Zero Linear FM Initial Offset Through zero linear FM entails … Read More

Patching Panda Operat VCO DIY

I bought a Patching Panda Operat oscillator full kit from Modular Addict. It is based on the SSI2130 integrated circuit, the same as used in the LA 67 T-ZED oscillator … Read More

LA 67 T-ZED Oscillator

I’d been looking for oscillators with a few specific requirements. 1) Analog, 2) Phase Modulation, and 3) DIY. The LA 67 T-ZED Oscillator meets all these and was on sale … Read More

3X-MIA Module Repair

One of my cherished Happy Nerding 3X-MIA modules stopped working. It wasn’t even patched at the time, but I noticed the LEDs weren’t responding to the knobs. I removed it … Read More

Second Dannysound EN129 VCO

Six years after I built the first one, I decided to build a second Dannysound EN129 Thru-Zero Oscillator. The design originated in the Electronotes newsletter #129, published by Bernie Hutchins … Read More