In August last year I published the AriCalculator as “recipe” on the Seed Studio comunity pages. In return I received a discount on PCBs, which I spend on a set of back AriCalculator boards. This is how they look assembled.

Black AriCalculator

The black solder mask prvides a better contrast to the laser engraved lables.

AriCalculators front

Overall black is a pretty niche color for the AriCalculator.

AriCalculators back