Rotary encoder
slomkowski·octoglow·pcb/rotary-encoder/rotary-encoder.kicad_pcb
About the Rotary encoder PCB
Rotary encoder is an open source PCB design by slomkowski, published on GitHub under the MIT license. It is a 2-layer board measuring 51 × 27 mm, with 10 components from 4 distinct parts.
By type, the board carries 5 resistors, 3 capacitors, 1 connector and 1 switch.
It belongs with the displays & leds designs in this gallery.
From the project
Fallout-inspired post-pocalyptic display.
Design files of Octoglow, the post-apocalyptic desktop display device. Detailed article published on my website.

Rotary encoder bill of materials (BOM)
10 components, 4 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Conn_01x05 | PinHeader_1x05_P2.54mm_Horizontal | J1 |
| 1 | EC11 | RotaryEncoder_Alps_EC12E-Switch_Vertical_H20mm | SW1 |
| 3 | 10n | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C1, C2, C3 |
| 5 | 10k | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R1, R2, R3, R4, R5 |
Rotary encoder design files
The KiCad project lives in the slomkowski/octoglow repository on GitHub; these links point at the commit this page was built from.
Rotary encoder: common questions
How big is the Rotary encoder PCB?
The Rotary encoder measures 51 × 27 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Rotary encoder?
10 components, from 4 distinct parts. The full bill of materials is listed on this page.
Where can I download the Rotary encoder design files?
From the slomkowski/octoglow repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Rotary encoder design in my own project?
Yes, under the terms of its MIT license, which slomkowski chose for the repository.
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