3 ms·
Back in the 20th century, we did this with flat-bed pen plotters. Ink makes lousy resist anyway. Much better results using old fashioned transparency and phot
by madengr 7y ago
Back in the 20th century, we did this with flat-bed pen plotters. Ink makes lousy resist anyway. Much better results using old fashioned transparency and photo resist.
- StavrosK 7y agoIt wasn't too bad, as you can see from the photos. I think the problem was that I left it way too long in the etchant because I didn't have a copper plane, but I will try with one next time.