Homebrew PCBs

Hi Leon

Thanks for clarifying this. It's a difficult thing for me to translate 
those chemical terms propperly.

Thanks again

Markus

Leon schrieb:
>
> ----- Original Message -----
> From: "Markus Zingg" <homebrew-pcb@... 
> <mailto:homebrew-pcb%40shdesign.info>>
> To: <Homebrew_PCBs@yahoogroups.com 
> <mailto:Homebrew_PCBs%40yahoogroups.com>>
> Sent: Friday, January 18, 2008 9:05 PM
> Subject: Re: [Homebrew_PCBs] Re: THRU HOLE PLATEING
>
> > - You then remove the other protective foil and put it into a 
> developper
> > bath. That bath is however not natrium hydroxid (not sure if that's the
> > propper term in english), but what I think is called caustic soda
> > (sodium carbonate solution).
>
> Sodium hydroxide (NaOH) is caustic soda. Sodium carbonate is washing soda.
>
> Leon
> --
> Leon Heller
> Amateur radio call-sign G1HSM
> Yaesu FT-817ND and FT-857D transceivers
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> <http://www.geocities.com/leon_heller>
>
>