DIY Eurorack Builds

3xVCA

Three linear VCAs built from matched transistors ยท Noise Reap

MakerNoise Reap
TypeThree linear VCAs built from matched transistors
MountingSMD
Width6 HP
LicenseProprietary (Bespoke conditions on the maker's site, not a standard open licence)
Difficulty ๐Ÿ”ฅ SMD (0805)

No dedicated VCA chips, just matched transistors and 0.1 percent resistors. Inputs are normalled from the top down.

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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