As long as they are round, about the size on a CD :-D lol !!! / Lars Segerlund.
On Thu, 04 Nov 2004 17:11:29 +0200 Florian Steiper <[EMAIL PROTECTED]> wrote: > Hello > > I believe I saw (inkjet) printers that were used to print directly on > CDR, so if a CD fits in there a PCB might too ?!? > > ciao > > Florian > > Mike Jarabek wrote: > > > Hi, > > > > Tek used to have a wax based technology called a `Phasar'. The wax > > itself seemed to resist my Ferric Cloride etchant, but I had great > > dificulty in transferring the wax to the PCB. I tried transferring it > > from paper and transparencies, but could not control the temperature, > > the wax went from solid to runny liquid very quickly, and tended to > > smear the traces. At the time, I had though that if I could somehow > > feed the actual bare board through the printer I could image directly > > onto the copper, and skip the whole transfer step. ( Unfortunatly the > > printer belonged to my employer, and the paper path through the > > printer had too many bends in it... And my raw PCB material was not > > that flexible. :-) > > > > Mike > > > > Lars Segerlund wrote: > > > >> Now I wonder how hard it would be to modify a common printing head to > >> spray a low temperature thermoplastic, does anybody know ? > >> > >> It seem's this would be a nice project :-) ... > >> > >> A heating setup, ( resistance wire or similar ), gravity feed and a > >> modified inkjet head ( probably an older is better ) and then a feed > >> mechanism like an old x-y plotter ( pen ), ie. the card can be feed > >> directly from the axis of a stepper motor or similar. > >> > >> Come to think of it, to scavange the mechanics from an old printer > >> would probably be the best option ! > >> > >> > >> > >> > >> <SNIP> > >> > >> > > >
