Backtrack has a Sherline mill with 3 controllers for $1500. I'm
very inclined to try this out. It might be a cheap enough
You might want to look at some of the threds on
rec.crafts.metalworking- some of the conversions are better than
others both in hardware and software. I really want a 4 axis
machine- a rotary table that can be mounted vertically or
horizontally, in addition to the XYZ axis.
There is a company at www.supertech.com that is developing a
machine based on a taig mill for $1500 The software was written
by them, and uses graphic files rather than G code. They are
working on a 4th axis, I'm patiently waiting....
Richard D. Hamilton
Fabricated 14k, 18k, and platinum Jewelry
wax carving, modelmaking, jewelry photography