Homebrew PCBs

>"loco_labs" wrote:
> <snip>
> as for the sticktion, one idea i had was; you
> see where on the older carriages of printers/
> scanners they had bronze guides that slide 
> around a steel rod, what if there were a few
> holes drilled into the bronze around the
> diameter and a small pump would supply some 
> oil/air under pressure into the holes. then
> the fluid should slowly leak out around the 
> rod and hopefully it floats on a pillow of
> oil. or even pressurised air.
> <snip>

I was considering air bearings for a little while
(the big 50 thousand dollar plotters use them)
But decided it sounds like a lot of trouble
unless I find out a simpler solution won't work.