Homebrew PCBs

Derek,

DETAILS. DETAILS!

I was told by this learned group that this was impossible to do. You 
proved them wrong. $70 for the mill table with a 12" x 5"  work area 
is great.

I'll buy one for manually drilling my pcbs.

Myc



--- In Homebrew_PCBs@yahoogroups.com, "derekhawkins" 
<derekhawkins@y...> wrote:
> I bought a milling table from Enco (US) and modified it for 
minimal 
> backlash and CNC on X and Y axis. Modified the drill press for CNC 
on 
> the Z axis. Using DC geardhead motors retrofitted with encoders, a 
> servo setup....TurboCNC is the software. Yes, there are photos.
> 
> --- In Homebrew_PCBs@yahoogroups.com, Mycroft2152 
<mycroft2152@y...> 
> wrote:
> > HI Derek,
> > 
> > what design for the driller did you use? Any photos?
> > 
> > I am told that some laser printers will shrink the
> > design slightly in one direction. Haven't had that
> > problem yet, still designing my machine.
> > 
> > Myc
> > 
> > --- derekhawkins <derekhawkins@y...> wrote:
> > 
> > > Hi,
> > > 
> > > Just finished putting together a CNC drilling
> > > machine and have now 
> > > stumbled on a problem that I never
> > > anticipated....The drilling machine 
> > > appears to be more accurate than the printer used
> > > for the PCB 
> > > artwork....Tried both a HP2420 (laser) and Epson
> > > 2200 (Inkjet) and the 
> > > results were similar. Is this a known issue with CNC
> > > setups?
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > 
> > 
> > 
> > 		
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