2 layers50.8 × 22.9 mm

Race timer feather
chdabre/race-timer
A race timing system built with an ESP32-S3 microcontroller and LED display that measures elapsed time between start and finish sensors.
11 partsCC-BY-SA-4.0
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.

chdabre/race-timer
A race timing system built with an ESP32-S3 microcontroller and LED display that measures elapsed time between start and finish sensors.