Monthly Archives: November 2023

Modular Synth Notes

Hooking up Electrosmith Patch.Init and Expert Sleepers FHX gate and CV expanders

I want to build a hardware version of a polyphonic module from VCV Rack. I had made various versions out of modules I have, but it used a ton of modules and never quite worked how I wanted. So the answer is a custom module based around the ElectroSmith Patch.Init.

Patch.Init doesn’t have enough outputs for my polyphonic module though, so I need to add some gates and CV outs. It turns out this is not too hard to do using Expert Sleepers expanders for the FH2 Fader Host. This pdf explains how it works:

Now the basic hardware is all working nicely I can concentrate on programming my application. Here’s a teeny clip of it running: