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miniadsr · BoardRepo

miniadsr

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@benjiaomodular

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https://boardrepo.com/benjiaomodular/miniadsr

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Files for version 1. Pick what you came for.

KiCad projectAll 23 files, ready to open in KiCad679 KB

For fabricationGerbers, drill, pick-and-place and BOMGerbers and drill zip108 KB Gerbers and drill zip: MiniADSR 1.0.1159 KB Gerbers and drill zip: MiniADSR 1.0.1 - Control61 KB Gerbers and drill zip: MiniADSR 1.0.1 - Front33 KB Gerbers and drill zip: MiniADSR 1.0 - Control Panel54 KB Gerbers and drill zip: MiniADSR 1.0 - Front Panel25 KB Gerbers and drill zip: MiniADSR 1.0 - Main Board99 KB Gerbers and drill zip: MiniADSR 1.1163 KB Gerbers and drill zip: MiniADSR 1.1163 KB Gerbers and drill zip: MiniADSR 1.1 - Control Board56 KB Gerbers and drill zip: MiniADSR 1.1 - Front Panel28 KB Gerbers and drill zip: MiniADSR 1.1 - Main Board101 KB Pick and place (CSV)2.7 KB Pick and place (CSV): MiniADSR 1.0.14.2 KB Pick and place (CSV): MiniADSR 1.0.1 - Control908 B Pick and place (CSV): MiniADSR 1.0.1 - Front721 B Pick and place (CSV): MiniADSR 1.0 - Control Panel907 B Pick and place (CSV): MiniADSR 1.0 - Front Panel721 B Pick and place (CSV): MiniADSR 1.0 - Main Board2.7 KB Pick and place (CSV): MiniADSR 1.14.5 KB Pick and place (CSV): MiniADSR 1.14.5 KB Pick and place (CSV): MiniADSR 1.1 - Control Board908 B Pick and place (CSV): MiniADSR 1.1 - Front Panel721 B Pick and place (CSV): MiniADSR 1.1 - Main Board2.7 KB PCB BOM CSV (PCB SVG)2.0 KB PCB BOM CSV (PCB SVG: MiniADSR 1.0.1)3.2 KB PCB BOM CSV (PCB SVG: MiniADSR 1.0.1 - Control)667 B PCB BOM CSV (PCB SVG: MiniADSR 1.0.1 - Front)627 B PCB BOM CSV (PCB SVG: MiniADSR 1.0 - Control Panel)666 B PCB BOM CSV (PCB SVG: MiniADSR 1.0 - Front Panel)627 B PCB BOM CSV (PCB SVG: MiniADSR 1.0 - Main Board)2.0 KB PCB BOM CSV (PCB SVG: MiniADSR 1.1)3.3 KB PCB BOM CSV (PCB SVG: MiniADSR 1.1)3.3 KB PCB BOM CSV (PCB SVG: MiniADSR 1.1 - Control Board)667 B PCB BOM CSV (PCB SVG: MiniADSR 1.1 - Front Panel)627 B PCB BOM CSV (PCB SVG: MiniADSR 1.1 - Main Board)2.0 KB

3D modelThe board with its parts, for an enclosure (GLB)3D model (GLB)5.6 MB 3D model (GLB): MiniADSR 1.0.18.6 MB 3D model (GLB): MiniADSR 1.0.1 - Control2.0 MB 3D model (GLB): MiniADSR 1.0 - Main Board5.4 MB 3D model (GLB): MiniADSR 1.16.7 MB 3D model (GLB): MiniADSR 1.16.7 MB 3D model (GLB): MiniADSR 1.1 - Main Board5.3 MB

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Copy of benjiaomodular/miniadsr · 2026-07-09

Licence file found: MIT, repository root · Request removal · Licence looks wrong · Files added by BoardRepo: LICENSE.md (restored 2026-09)

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README

MiniADSR

A four-parameter envelope generator based on Rene Schmitz' The Fastest Envelope in the West. More info on my website: https://benjiaomodular.com/post/2022-02-02-mini-adsr/

Versions

1.0.1

Quick fixes for v1.0

Fixed connection of R7 to Q2 pin 1
Updated C2 value to 10uF
Change sustain pot from 1M to 10k
C3 from 100uF to 1uF
Added version numbers
Flipped power connectors 180deg to accomodate larger IDC connectors.

1.0

Initial design.

Issues

Wrong connection from R7
Wrong value for C3 and Sustain pot

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About

A 4HP envelope generator for Eurorack modular synth

MIT
19 stars
0 comments
18 downloads

Updated Sep 17, 2026

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