Eurorack power bus
About the Eurorack power bus PCB
Eurorack power bus is an open source PCB design by ckarcz, published on GitHub under the MIT license. It is a 2-layer board measuring 245 × 50 mm, with 33 components from 13 distinct parts.
By type, the board carries 18 connectors, 4 test points, 3 diodes, 3 inductors and 3 resistors.
It belongs with the audio designs in this gallery.
From the project
Electronics Circuits (Synth, Guitar, Video, etc)
Basic passive power distribution bus for eurorack.
Eurorack power bus bill of materials (BOM)
33 components, 13 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | JST-5 IDC16 | IDC-Header_2x08_P2.54mm_Vertical | J1 |
| 1 | TERMINAL-4 IDC16 | IDC-Header_2x08_P2.54mm_Vertical | J2 |
| 16 | IDC16 | IDC-Header_2x08_P2.54mm_Vertical | J3, J4, J5, J6, J7, J8, J9, J10 +8 |
| 1 | 12VAC +5V | TestPoint_THTPad_D1.5mm_Drill0.7mm | TP1 |
| 1 | -12V | TestPoint_THTPad_D1.5mm_Drill0.7mm | TP3 |
| 1 | GND | TestPoint_THTPad_D1.5mm_Drill0.7mm | TP4 |
| 1 | +12V | TestPoint_THTPad_D1.5mm_Drill0.7mm | TP{2 |
| 1 | Screw_Terminal_01x04 | TerminalBlock_Phoenix_MKDS-1,5-4_1x04_P5.00mm_Horizontal | W1 |
| 1 | Screw_Terminal_01x02 | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | W2 |
| 3 | 1N4004 D_Small | D_DO-41_SOD81_P10.16mm_Horizontal | D1, D2, D3 |
| 3 | LED | LED_D3.0mm | L1, L2, L3 |
| 1 | 2.4K 150 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 2 | 2.4K 500 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R3 |
Eurorack power bus design files
The KiCad project lives in the ckarcz/electronics repository on GitHub; these links point at the commit this page was built from.
Eurorack power bus: common questions
How big is the Eurorack power bus PCB?
The Eurorack power bus measures 245 × 50 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Eurorack power bus?
33 components, from 13 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Eurorack power bus design files?
From the ckarcz/electronics repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Eurorack power bus design in my own project?
Yes, under the terms of its MIT license, which ckarcz chose for the repository.
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