[Amps] tarnish or corrosion?

[n8de at thepoint.net]

Have you ever thought of putting petroleum jelly on the contacts to  
prevent the moist air from getting to the metal?  Worth a try!
73
Don
N8DE


Quoting Charles Harpole <hs0zcw at gmail.com>:

> I have a hot and humid year round weather.  I have lots of problems with
> some kind of material that gets on exposed plugs and sockets that
> interferes with electric conduction.
> That is, plugs normally kept in their sockets stop conducting.
>
> The small plug/sockets between boards inside the Alpha 87a are a real
> example--as is my use of Cinch Jones plugs/sockets on a patch panel for
> rotors.  Other plugs too, same problem.
>
> These plugs use metal and somehow they lose good conduction either in
> constant "plugged in" state or "in and out."
>
> Because these type of plugs have a "wiping action," I can fix the problem
> by plugging in several times.  Then they conduct fine.
>
> Question:  There is no sign of real corrosion and no pitting nor change in
> the metal, so what is cause of this problem?
>
> The metal looks ok or perhaps tarnished.  What is tarnish and how is it
> different from corrosion?  Web is vague.
>
> Tnx 73, Charly
>
>
>
>
>
>
> Charly, HS0ZCW
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