On Dec 31, 2008, at 11:59 AM, Alexandre Souza wrote:
A 4-layer board is way more expensive with PTH. But
in Brazil you
can have these boards made for cheap, many american friends use to
make boards on cirvale and tec-ci.
I'm doing full production boards (not prototypes) that are fully silk
screened with solder mask and gold fingers. Going from 2 -> 4 layers
is ~20% adder in the quantities that I do (~25). And they're made
right here in USA. :-)
TTFN - Guy