Eurorack Wavefolder

A four-stage analogue wavefolder in 10HP, built around a pair of TL074s. It started as a breadboard experiment and ended up as a two-board module with a laser-cut aluminium panel.

Specs

Parameter	Value
Width	10 HP
Depth	32 mm
Current draw	+42 mA / −38 mA
Inputs	Audio, fold CV, symmetry CV

The folding stages are a classic diode-pair design, with a CV-controlled gain stage in front. See the build log for the whole story — and grab the KiCad files if you want to build one.