Archive for 17 Aug 2018

PCBs (Part 3)

Part 1, 2, 3, 4 Once we have our gerber files ready, it is time for “printing” the PCB. For a long time (and a long time ago) I used single sided coated copper Bakelite boards. Then I would copy the circuitĀ  on copper using a special permanent ink pen (in negative) and immerse the […]