Homebrew PCBs

Sounds like the one I got - I will give it a try.

Thanks!

Chris


--- In Homebrew_PCBs@yahoogroups.com, "Stefan Trethan" 
<stefan_trethan@g...> wrote:
> On Tue, 06 Sep 2005 15:35:44 +0200, lcdpublishing  
> <lcdpublishing@y...> wrote:
> 
> > Hi Stan,
> > Do you remember what color the bubbler stones were and how long 
it
> > took for them to dissolve?
> > Chris
> 
> 
> I tried a blue round one that came with my pump, and that one 
didn't  
> dissolve during 2 weeks or so.
> As it was too small it is unsuitable, but i wanted to see if it 
would hold  
> up.
> It had a ceramic/glued together sand appearance, and if there was 
a shaft  
> instead of the connection for the hose i would have thought it is 
one of  
> these grinding bits.
> 
> 
> ST