Project turbo version v01 Two layer rigid PCB, 8mil/8mil rules, 0.4mm vias, 10mil annular Size: 50x51 mm² Thickness: 1.55 mm. With soldermask, no silk. Layer order: 1c: turbo.top.gbr top side copper 2c: turbo.bottom.gbr bottom side copper d: turbo.plated-drill.cnc drill file o: turbo.outline.gbr board outline 1m: turbo.topmask.gbr soldermask top 2m: turbo.bottommask.gbr soldermask bottom