Hullo guys I don't know if anyone has thought along these lines (Probably, and being newbie to this group I am probably going over old ground, so sorry in advance). As an open source junky I think open sourcing machinery to build better machinery is the muts nuts. I have been reading a number of articles re RP and PCB production using some wonderfully novel techniques. If a little high tec. Pby aka47 - Mechanics