All Questions
Tagged with pcb-fabrication diy
6
questions
0
votes
1
answer
92
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Is it possible to expose dry photoresist film to UV before applying to copper for etching?
I've looked at a couple of resources regarding etching PCBs using dry photoresist film and in each of the methods, the film is applied to the copper before the image is projected onto the film with UV ...
2
votes
1
answer
302
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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.
1
vote
2
answers
1k
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Custom/DIY Metal-Core PCB?
I would like to fabricate a slight enhancement over the metal-core PCB's shown here:
https://www.thorlabs.com/newgrouppage9.cfm?objectgroup_id=6071
Specifically, my application requires 2 LED's of ...
2
votes
3
answers
409
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Presensitised-PCB Build Method
After completing many basic circuits on stripboard and premade PCB I've decided to try my hand at making my own PCB. Following some other forum posts this seems do-able but will likely take some trial ...
2
votes
1
answer
6k
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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 ...
5
votes
4
answers
863
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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 ...