For a lot of reasons, home etching of PCBs is somewhat ... copper with hydrochloric acid, it’s easier to just throw all the ingredients together with the PCB to be etched and let the copper ...
Making a PCB is very simple ... Gently pour in 1-cup Muriatic acid, to create the etching solution. Always wear goggles, gloves, and do not inhale the fumes. Do not use any metal containers ...
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