Homebrew PCBs

On Tue, 15 Mar 2005 21:22:30 -0000, Steve <alienrelics@...> wrote:

>
> Actually, I -was- only talking about pumping the etchant around, not
> spraying it. I'm thinking of something just to get the etchant moving.
> Steve Greenfield


oh, then i mixed the threads up, sorry.

As said, the eheim aquarium pump is the same, ceramic shaft, no metals.
we have a second report of such a pump now so they seem common....

I guess in a big shop you can go and take the pumps apart, the one i have  
has sort of a bajonett mechanism.

ST