I found couple of pics that might give an idea how it can be done
outside US, ie, for people on a budget and/or with access to diffrent
materials:
http://www.emling-online.de/digital/aetzen.htmlhttp://www.emling-online.de/digital/kuevette.htmlA side note: a larger tank requires a larger amount of etchant. Mike
-- In
Homebrew_PCBs@yahoogroups.com, "Stefan Trethan"
<stefan_trethan@g...> wrote:
> On Wed, 11 Aug 2004 11:27:53 -0000, ballendo <ballendo@y...> wrote:
>
> >
> > Three rods, with half their ends cut/filed away for a short
distance,
> > and "slider" with three rod-sized holes. With the slider at the
top,
> > the rods "spring apart to grip the board. pushing the slider down
> > towards the board increases this pressure.
> > If a hole were made in the tank "lid" from which these three rods
> > project, then the slider could be actuated without touching
any "wet"
> > parts...
> > Just some thoughts on a full moon night<G>
> > Ballendo
>
>
> Mine is a bit different, it uses two "plates" which clamp the pcb,
and
> a round rod pushed from top between the plates opens them.
> a rubber closes them.
> the pushrod is sprung-load so you can use one hand to hold the lid
and
> operate it.
>
> ST