--- In
Homebrew_PCBs@yahoogroups.com, "Dave Hylands" <dhylands@b...>
wrote:
> Ahhh. I had already seen the T-Tech one so I wasn't searching on it
> again.
>
> I'm not actually interested in buying it, but I amd collecting
pictures
> of CNC PCB machines, hopefully to give me ideas for the day that I
build
> one.
>
> I think that the irregularity in the round pad is due to incorrect
> backlash compensation or something similar. Circles seem to make
this
> really show up.
I agree. it could be a lose bit, the router is loose or software and
possibly hardware.
The second unit has a list price of over $6,000 but I would expect a
sale price MUCH lower.
The unit without software and without drivers and without a spindle
seems to be asking a bit much.
Dave
>
> Thanks
>
> --
> Dave Hylands
> Vancouver, BC, Canada
> http://www.DaveHylands.com/
>
> > -----Original Message-----
> > From: Dave Mucha [mailto:dave_mucha@y...]
> > Sent: Friday, May 07, 2004 9:02 AM
> > To: Homebrew_PCBs@yahoogroups.com
> > Subject: [Homebrew_PCBs] Re: t-tech and Precise Cut on E-Bay
> >
> >
> > --- In Homebrew_PCBs@yahoogroups.com, "Dave Hylands"
<dhylands@b...>
> > wrote:
> > > Hi Dave,
> > >
> > > Do you have an item number or anything. I searched on 'Precise
Cut'
> > and
> > > several other combinations but nothing came up.
> > >
> > > --
> > > Dave Hylands
> >
> >
> > sure, I searched on t-tech and they both came up, but here are
some
> > observations from me.
> >
> >
> >
> > T-Tech unit looks complete, all the parts are included.
> > and it includes the software with the system.
http://tinyurl.com/3yzk3 > >
> >
> > The other is a PreciseCut unit.
> > This is the base only, does not include the drivers or
> > cutting head. this one says you need to get your own
> > software. http://tinyurl.com/2evm8
> >
> > Also, notice the 'round' pad at the top of the picture, it has a
> > definate bump in it. Not enough to be a problem, but shows
something
> > is odd. it might be in software as the smaller pads don't show
the
> > same thing to the same degree.
> >
> >
> >
> > Dave