Re: gEDA-user: pcb anti-environment coating?

[John Griessen <john@xxxxxxxxxxxxxx>]

Bob Paddock wrote:

>    A very common misconception is that Conformal Coating is a Hermetic
>    Seal.


You
>    never notice it in a low impedance digital circuit, but unless
>    debugging is an obsession don't let it get near a RF tuning circuit or
>    a high impedance circuit.

So, when your sensor network RF node in a rainproof, but sometimes high humidity
box corrodes, what do you do?  How is polyurethane transformer insulation
spray paint for that?  What else?

John
-- 
Ecosensory   Austin TX


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