2 layers21.6 × 20.3 mm

Mic2250 boost 01
oxycon/ProjectApollo
Designs/docs/software/PCB for Project Apollo (open source oxygen concentrator)
10 parts41MIT
Open-source boards designed in KiCad by oxycon on GitHub, from 1 repository. A board’s address here is its repository’s there.

oxycon/ProjectApollo
Designs/docs/software/PCB for Project Apollo (open source oxygen concentrator)