[R-390] Cleaning?

[Barry]

Just to clarify, the panels are alodined (or a similar process as Alodine is
a brand name if I'm not mistaken).  The were most likely not anodized as
this makes the surface electrically non-conductive.

Barry - N4BUQ


> Tim,
>
> The anodizing comes in two versions, what is commonly known as Clear and
Gold colored.
> >From what I understand they are equivalents as far as protection is
concerned. It would be
> highly unlikely if the side panels were not treated. Google anodizing and
I am sure you
> will find all the facts about the anodizing corrosion treatment.
>
> Al
>
>
> ----- Original Message ----- 
> From: "Tim Shoppa" <shoppa_r390a at trailing-edge.com>
> To: <r-390 at mailman.qth.net>; <n4tua at aol.com>;
<glennmaillist at bellsouth.net>
> Sent: Monday, July 04, 2005 9:59 AM
> Subject: Re: [R-390] Cleaning?
>
>
> >> The aluminum was chemically treated to protect the aluminum
> >> [anodizing/alodyning]
> >
> > It's just a single data point, but my yellow striper shows zero sign of
> > anodizing/alodyning on the side panels.  The back plate, internal
plates,
> > and modules all were alodyned/MFP'ed and have a yellow sheen or a dull
> > yellow coating.
> >
> > Is there any way to definitively identify the maker of a mainframe,
> > as opposed to the modules?  Or is it just commonly assumed that the
> > RF deck usually stays attached to the mainframe?
> >
> > One of my R-390A's seems to have had the B+ fuses retrofitted.  Does
> > this narrow down the range of possible makers/contracts?
> >
> > Tim.
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