All Questions
3 questions
2
votes
1
answer
312
views
PCB electroplating then etching
How can I protect the through holes copper which is electroplated from being etched away by the ferric chloride? Is there a resistive solution or it`s just the conductive ink.
- 25
2
votes
1
answer
7k
views
Proper storage of ferric cloride PCB etchant
I etch about half a dozen printed circuit boards each year at home, using an aqueous ferric chloride AKA iron(III) chloride etchant solution. As I want to minimize the costs and hassle of buying new ...
- 8,681
5
votes
4
answers
875
views
Why did my homemade PCB turn out like this?
I did a first experiment with the UV-lamp + Transparency + Presensitized-Board method.
Using a randomly drawn pattern, this was my (promising but unsatisfactory) result:
What could typically be the ...
- 4,972