Homebrew PCBs

>Imagine conductive salt soluions (especially the sulfuric 
>acid copper plating at 4.8 ohm-cm at 20°C) shorting the 
>transformer and blowing the fuse, which I sure hope he has 
>installed one.

Adam, I forgot to say that yes , there is of course a fuse. You can
see it on the pages under "closeups" and then "the pannel".

Markus