Active audio matrix (6×6), that can map 6 input channels (1-6) to 6 output channels (A-F). Connection via 3.5 jack cable. Compatible with line signals, aux, headphones and active speakers. Each output channel can map one input channel at a time.
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| File / Folder | Abbreviation | Description |
|---|---|---|
| /3d/ | 3D models | Files to work with in a 3D CAD program |
| /bom/ | Bill of Material | Files with needed components and corresponding order number from different distributors |
| /case/ | Case for PCB | Files with an example case for the PCBs |
| /doc/ | Documentation | Files needed in README.md to document the repository |
| /gerber/ | Gerber files | Files exported from Board Layout to order the PCBs from a manufacturer |
| /sch/ | Schematic | Additional schematic files |
| /AB-AudioMatrix-6x6.pro | — | Kicad Project File |
| /AB-AudioMatrix-6x6.sch | — | Root schematic files |
| /AB-AudioMatrix-6x6.kicad_pcb | — | PCB / Board Layout File |
| /LICENSE.md | — | File contains project license |
| /README.md | — | Markdown file with the documentation you are reading now |
| Mode | + | — | ⊥ | Jumper JP1 | U7, R25, R26 | Info |
|---|---|---|---|---|---|---|
| Symmetric | +2.5 to +15 V | -2.5 to -15 V | 0V | Open | not necessary | Highly recommended for good Sound and clearly separated channels |
| Asymmetric | +5 to +30 V | 0 V | --- | Closed | necessary | Possible, but not recommended; Channels are not clearly separated |
Front view
Rear view
Bottom view
Top view
Rear view
Sheet 1: Root / Overview Page
Sheet 2: Switches and OPAs
Sheet 3: Audio Input and Output
PCB / Board layout
AB AudioMatrix 6×6 by Hans Achterbahn CC BY 4.0
