Thank you Steve!
Mike
--- In
Homebrew_PCBs@yahoogroups.com, "Steve" <alienrelics@y...>
wrote:
> --- In Homebrew_PCBs@yahoogroups.com, "mikezcnc" <eemikez@c...>
wrote:
> > and Cutronics copper foil? A company in England claims good
results
> > although not as cheap as TT. Mike
>
> BTW, from what I've read in various sign forums, the Stika cutters
are
> considered kind of low end cutters.
>
> No reason you can't use another cutter, anything that is rated to
be
> able to cut sandblast mask should handle Cutronics copper foil.
>
> I made a couple of PCBs using cut vinyl as resist, using an old
> Graphtec vinyl sign cutter. On the one that is undrilled, I used
sort
> of a surface mount construction using standard parts with leads
> clipped short.
>
<
http://groups.yahoo.com/group/Homebrew_PCBs/files/Sign_Cutter_to_make_PCBs/>
>
> I think results could be very useable with the right brand/type of
> vinyl and with CNC predrilled holes. It's very quick to do, on this
> cutter I can do up to about 18 inches wide so that's a lot of
boards.
> Even on my old, slow cutter it's done pretty quickly and as you can
> see there is very little undercutting. However, the adhesive on the
> vinyl I used was a little stringy and caused some slightly rough
edges.
>
> There are brands of vinyl specifically made so the adhesive does
not
> reseal behind the cutter.
>
> Steve Greenfield