Homebrew Circuit Boards: Methods? Supplies?
Tony Duell
ard at p850ug1.demon.co.uk
Thu Sep 15 14:31:09 CDT 2005
> >The method I've always used is to etch the board as usual, wash it, then
> >give it another (longer-than-normal) UV exposure with no artwork -- thus
> >'fogging' the remaining resist. Then pop it back in the developer and it
> >will all strip off nicely. Remember on most photoresist boards, the bits
> >that are exposed to UV are the bits you want to etch away (the artwork is
> >black for the traces, etc), so the resist that's been exposed is the
> >stuff that comes off.
> >
> >
> I am wondering what you have against a stripper like acetone. I have
Absolutely nothing. But it's one more 'tray of liquid' to have around. I
find it easier to just stick the board back in the UV box for a minute or
so, then back in the developer
-tony
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