Expander just front

plinkysynth·plinky-expander

Expander just front PCB layout, top view — open source board by plinkysynth
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About the Expander just front PCB

Expander just front is an open source PCB design by plinkysynth, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 20.3 × 128.3 mm, with 9 components from 3 distinct parts.

By type, the board carries 8 diodes and 1 connector.

It belongs with the audio designs in this gallery.

From the project

hardware design of a small expander for the plinky synth

if you want to get some of these made, I recommend the gerbers in the folders gerbersjustfront (the front panels, no SMT assembly required) and gerbersjustback (one sided SMT assembly required, JLCPCB compatible subject to stock) the BOM files for the SMT assembly are in the main folder, and then the hardware BOM file is the set of thruhole parts you will need to order to assemble. in summary: - get black PCB only boards using the gerber zip file in gerbersjustfront - get any-color PCB boards with SMT assembly using gerber zip and placement file in gerbersjustback, and using the BOM in…

Expander just front bill of materials (BOM)

9 components, 3 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
Conn_02x04_Odd_Even
J11
4
WHITE
D1, D3, D5, D7
4
BLUE
D2, D4, D6, D8

Expander just front design files

The KiCad project lives in the plinkysynth/plinky-expander repository on GitHub; these links point at the commit this page was built from.

Expander just front: common questions

How big is the Expander just front PCB?

The Expander just front measures 20.3 × 128.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Expander just front?

9 components, from 3 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 Expander just front design files?

From the plinkysynth/plinky-expander repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Expander just front design in my own project?

It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.

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