Homebrew PCBs

On Fri, 19 Sep 2003 20:54:53 -0000, Dave Mucha <dave_mucha@...> 
wrote:

> --- In Homebrew_PCBs@yahoogroups.com, "sogilo" <sogilo@y...> wrote:
>> I am trying to bake my first PCB, the thing is I don't know how to
>> protect copper surface. Some says " Sprayed with a thin coat of
> clear
>> lacquer" but my application requires high current(200A) flow and i
>> doubt that lacquer will do the job.
>
>
> If I read your post correctly, 200 amps ?
>
> I don't think the COPPER will do the job.
>
> or, you got one heck of a trace there.
>
> As far as protecting the copper, spray laquor is to keep it from 
> tarnishing.
>
> if you want an all weather protector, be aware that the heat from a 200 
> amp trace may burn off most everything unless you are using some pretty 
> thick and wide traces.
>
> Dave
>
>
>
I fear we get no more information on this. just like Markus and his patent 
number ;-) .

Not nice to ask and then don't care about the answers...

st






>
>
>
> Be sure to visit the group home and check for new Bookmarks and files:
> http://groups.yahoo.com/group/Homebrew_PCBs
>
> To unsubscribe from this group, send an email to:
> Homebrew_PCBs-unsubscribe@yahoogroups.com
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>