2 layers26 × 21 mm
Open-source KiCad boards
21 match “romkey”Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.
- 2 layers140 × 40 mm
- 4 layers50 × 20 mm
- 2 layers35.6 × 43.2 mm
Bucket adapter
romkey/ESP32BucketAdapter
PCB to adapt Internet of Buckets LED controllers to use 30 pin NodeMCU ESP32 boards
6 parts - 2 layers81.3 × 80.8 mm
CO2 Monitor Through Hole
romkey/pdxhackerspace-portable-co2-monitor
Open source hardware and software portable CO2/air quality monitor
27 parts3MIT - 2 layers50.8 × 53.3 mm
PDX Hackerspace Exit Poll
romkey/pdxhackerspace-exit-poll
ESPHome/Home Assistant-based exit dashboard used at PDX Hackerspace
14 parts1MIT - 2 layers133 × 20 mm
- 2 layers25 × 20 mm
- 2 layers25 × 20 mm
Air stcc4
romkey/sensr
Sensor project hardware - ESP32-S3 base board, light and air sensors
18 partsMIT - 2 layers106 × 58.5 mm
CO2 Monitor SMD
romkey/pdxhackerspace-portable-co2-monitor
Open source hardware and software portable CO2/air quality monitor
28 parts3MIT - 2 layers25 × 20 mm
- 2 layers54 × 52 mm
PDX Hackerspace Exit Poll
romkey/pdxhackerspace-exit-poll
ESPHome/Home Assistant-based exit dashboard used at PDX Hackerspace
19 parts1MIT - 2 layers45 × 20 mm
- 2 layers133 × 20 mm
- 2 layers30 × 30 mm
- 2 layers25 × 20 mm
Light ltr-390-uv
romkey/sensr
Sensor project hardware - ESP32-S3 base board, light and air sensors
18 partsMIT - 2 layers50 × 35 mm
- 2 layers40 × 40 mm
Occupancy
romkey/sensr
Sensor project hardware - ESP32-S3 base board, light and air sensors
35 partsMIT - 2 layers95 × 55 mm
Esp32-access control reader
romkey/esp32-access-control
ESP32-based hardware access control reader for PDX Hackerspace
56 partsMIT - 2 layers142 × 208 mm
- 2 layers70 × 40 mm
