Homebrew PCBs

In article <20031113192840.27723.qmail@...>,
   mpdickens <md30022@...> wrote:

> --- dombaines <dombaines@...> wrote:

> > So what is in a simple tin salt mix... 

> The Metal Finishing Guidebook lists three formulations
> for immersion deposits of tin onto copper, only one
> formula is cyanide-free. Here is that formula:

Thanks for that, do you have a formula for silver plating?

I have some RF boards which are silver plated and I need to copy. Obsolete
equipment and OEM not interested. These are stripline and getting exact
size of original tracks is also proving interesting!

Stuart

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