Homebrew_PCBs

Steve, If the puddling stays within the boundries of the area you
want printed, why worry about it?

Chris

> --- In Homebrew_PCBs@yahoogroups.com, "Steve" <alienrelics@>

wrote:

> > >
> > > Sorry.... first test not fully successful. Details here:
> > > http://www.polyphoto.com/tutorials/DirectInkjetPCBs/index.html
>
> Updated! Gist: Still way more ink that is probably needed, as it

still

> puddles, but it no longer strays outside the lines.
>
> I've got this cooking in my food dryer at 145F right now. If it is
> still looking wet after a few hours, I may stick it in the toaster
> oven at a higher temp.
>
> I should put something like a layer of Future on the back so I

don't

> waste etchant. Plus I can still use the back for the next test.
>
> Next to try:
> Whichever ink color/combo works best, use successively lighter

prints

> to vary the amount of ink. At some point the puddling should become
> more acceptible before the ink dots get so far apart that traces

get

> holes.
>
> Then thinner traces. It may turn out that wide areas and thin

traces

> require different amounts of ink, if so that should be a simple

matter

> of varying the shade of the trace. Naturally it would be much

better

> to find a setting that works for both!
>
> Then the next experiment may be to load nothing but that color into
> all 4 heads of another Epson. The reason being that the printer can
> print at higher resolutions when using all heads, as compared to

using

> only one color or loading the selected color into the black head

and

> using "black ink only" settings.
>
> Steve Greenfield
>