Cutting out precise shapes requires a steady hand, a laser cutter, or a CNC mill, right? Nope! All you need is PCB design software and a fabrication facility that’ll do the milling for you. That’s the secret sauce in [bobricius]’s very pleasing seven-segment display design. His Hackaday.io entry doesn’t have…
Source: Charliplexed 7-Segment Display Takes Advantage of PCB Manufacturers