4 layers116.1 × 65 mm

Sd net
performance-tuned/sd-net-2.0
Open-source full-size USB SD card reader (GL823K). CERN-OHL-S-2.0.
13 partsCERN-OHL-S-2.0
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.

performance-tuned/sd-net-2.0
Open-source full-size USB SD card reader (GL823K). CERN-OHL-S-2.0.