DIY Eurorack Builds

Dactrol

Vactrol multiplying DAC ยท Nonlinear Circuits

MakerNonlinear Circuits
TypeVactrol multiplying DAC
MountingMixed
Width4 HP
LicenseProprietary (No licence published)
Difficulty ๐ŸŒถ๏ธ Large through-hole
Dactrol module
Photo: Nonlinear Circuits

A Tom Hirst design: a vactrol-based multiplying DAC that converts a 4 bit number to an analog voltage relative to a reference voltage. Uses eight vactrols.

Documentation

This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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