Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, Harvey White <madyn@...> wrote:
>
> On Fri, 23 Mar 2012 20:13:25 -0600, you wrote:
> 
> >Forget about etching tanks.
> >http://www.pcbfx.com/main_site/pages/tech_support/no_etching_tank.html
> 
> I think that only works with ferric chloride, not the CUCL etchant nor
> the persulfates.
> 
> Harvey
> 
> >
> >I tried the sponge method last time. It was easy, convenient, and it
> >worked very well, so I'll continue with that technique.
> >
> >- Jan

I don't know about CUCL or persulphates, but it does work with HCl + H2O2 -- or it at least it worked for me the last board I etched.

I DON'T