Category Archives: sodium persulfate

Copper Be Gone: The Chemistry Behind PCB Etching

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For a lot of reasons, home etching of PCBs is somewhat of a dying art. The main reason is the rise of quick-turn PCB fabrication services, of course; when you …read more Continue reading Copper Be Gone: The Chemistry Behind PCB Etching→

Different Etching Strokes for Different PCBs, Folks

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[Sebastian] probably didn’t think he was wading into controversial waters when he posted on his experimental method for etching PCBs (in German). It’s not like etching with hydrochloric acid and …read more Continue reading Different Etching Strokes for Different PCBs, Folks→