Tom's Hardware on MSN
Electronics buff hand-draws and etches custom PCBs at home
Pentel N850 marker was the best photo resist, ferric chloride etched away the rest very cleanly.
Nearly all modern PCBs are designed with the help of EDA software, but not all of them. [ALTco] shows us the process of plotting out a board the old-fashioned way — by hand. Back in the day, drawing ...
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