Homebrew_PCBs

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_mak
e_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