On 16/01/2011 19:29, Nathan House wrote:
>> It is the drilling etc, that prevents me from doing it more often - I
>> guess if I automated this bit the whole thing would be pretty painless
>> and I could be doing other stuff during.
> I've been trying to build a cheap CNC machine ($100-$200 dollars) to
> do just that: http://www.roboticsguy.com/projects/build-a-cheap-diy-cnc-m=
achine
> . I didn't know *anything* about CNC machines, stepper motors, etc.,
> before I started the project, so it's taken me a *really* long time
> (too long!), but has been a great learning experience. It's accurate
> to about 14 mils now, almost good enough to drill PCBs. I keep finding
> ways to improve it, though, so hopefully I'll find a way to make the
> accuracy a little better.
>
> And guess what? It's controlled by a PIC! :-)

Looks like you've done very well there, good work.. :-)
Pretty sure to save you quite a bit of time/effort if you are making=20
your own boards regularly..




--=20
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist
.