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Homebrew PCBs

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Message

Re: How fine can you etch with toner transfer?

2008-10-23 by calvingrier

--- In Homebrew_PCBs@yahoogroups.com, DJ Delorie <dj@...> wrote:
 
> I've gotten down to 8.33 mil with TT with a fair degree of
> reliability.  6.66 I can do if I'm careful and put extra copies of 
the
> board on the print - there's usually one short or open somewhere,
> often I can fix it with a knife or solder.  Note the off-mil sizes; 
my
> laser printer is 600dpi or 1.33 mil per pixel, so I use multiples of
> that to get consistent results.  The limitation with my printer is 
its
> ability to place the toner particles precisely.

8.33mil? is that a multiple of 1.33? ;-)

--Calvin

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