On 30/03/13 21:00, Boman33 wrote:
paper/transparency, overlay on painted board (which is covered by
polyethylene plastic since the paint is "wet"), expose to UV for a few
minutes, remove plastic, wipe away the remaining unexposed ink from the
pads.
[Non-text portions of this message have been removed]
>Same as for photoresist methods, print pads image onto tracing
> How do you mask the application not to get the soldermask on the pads?
>
>
>
paper/transparency, overlay on painted board (which is covered by
polyethylene plastic since the paint is "wet"), expose to UV for a few
minutes, remove plastic, wipe away the remaining unexposed ink from the
pads.
[Non-text portions of this message have been removed]