| Maker | Mental Noise |
|---|---|
| Type | Four channel audio mixer |
| Mounting | Through-hole |
| Width | 4 HP |
| License | Proprietary (GPL-3.0 covers the firmware, no hardware licence) |
| Difficulty | 🌡️ Medium through-hole |
Clone of Doepfer A-138n and Befaco STMix. Four channel mixer drawing on the Doepfer A-138n and parts of the Befaco STMix schematic, with better capacitors on the audio path. Sold as a full kit with a build guide on GitHub or assembled. Beginner to intermediate build.
Documentation
Links
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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