[allowed] Re: [TowerTalk] Old coax connectors . . .

[on4kj]

just like old wine Steve.
The older the better.

Jos

----- Original Message -----
From: "Steve" <steveac at charter.net>
To: <TowerTalk at contesting.com>
Sent: Tuesday, August 05, 2003 7:57 PM
Subject: Re: [allowed] Re: [TowerTalk] Old coax connectors . . .


> Thanks everyone for the advice and information. Sorry to take a few days
> getting back to this, was distracted by another (radio) project.
>
> Most of my old connectors are evidently silver plated. Their finish is
> dulled by the years but they solder rather easily with a moderate
> wattage iron.
>
> Someone inquired as to the interior insulating material. The SO-239's
> have a brown material, looks like bakelite. The male-male barrels,
> female-female barrels and 90-degree male-female connectors appear to
> have plastic dielectric. On some of the connectors I can see through the
> plastic, on most it is an off-white that I cannot see through.
>
> What I get out of this discussion is that these are oldies but goodies.
>   I'll put 'em to use!
>
> Thanks again,
>
> Steve
>
> Didier Juges wrote:
> > You should be able to tell because silver that is more than a few months
old
> > will have a slight (or more pronounced) yellowish tint, where nickel
plating
> > looks just like stainless steel. Nickel oxide is clear (and always only
a
> > very thin layer), so it does not affect the aspect of the connector.
> >
> > If you can tell the difference between real silverware and regular
kitchen
> > stainless steel "silverware", you have it made :-)
> >
> > Finally, if you can solder it easily, it definitely is silver and not
nickel
> > plated, even though nickel can be soldered, it requires higher
temperatures
> > and is much harder to do.
> >
> > 73,
> > Didier/KO4BB
> >
> > ----- Original Message -----
> > From: "Steve" <steveac at charter.net>
> > To: <TowerTalk at contesting.com>
> > Sent: Saturday, August 02, 2003 1:03 PM
> > Subject: [allowed] Re: [TowerTalk] Old coax connectors . . .
> >
> >
> >
> >>Steve,
> >>
> >>Thanks for the info. Allow me to press my luck with a further question:
> >>How does one discern the difference between the connectors which are
> >>silver plated and those which are otherwise plated?
> >>
> >>Thanks again!
> >>
> >>Steve
> >>
> >>K7LXC at aol.com wrote:
> >>
> >>>In a message dated 8/1/03 10:27:31 AM Pacific Daylight Time,
> >>>steveac at charter.net writes:
> >>>
> >>>
> >>>
> >>>>I have several PL-259 and SO-239 connectors that I acquired in the
> >>>>1970's. Also a number of male-male barrels, female-female barrels and
> >>>>90-degree male-female connectors.
> >>>>
> >>>>Do these type of connectors deteriorate with the passing of the years?
> >>>>Their finish has been dulled, but they are in good mechanical
> >
> > condition.
> >
> >>>>They have been kept dry during storage, although exposed to the summer
> >>>>and winter time temperatures of an unheated/uncooled building.
> >>>
> >>>
> >>>    It depends on the material. If they're silver, then the silver
oxide
> >>>collected over the years is a conductor and they'll work FB. If they're
> >
> > nickel
> >
> >>>plated, then the nickel oxide is not a conductor and you'll have
> >
> > potential
> >
> >>>problems.
> >>>
> >>>Cheers,
> >>>Steve    K7LXC
> >>>TOWER TECH -
> >>>Professional tower services for commercial and amateur
> >>>_______________________________________________
> >>>
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> >
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any
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> >
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> >>
> >>
> >>_______________________________________________
> >>
> >>See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
> >
> > Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with
any
> > questions and ask for Sherman, W2FLA.
> >
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>
>
> _______________________________________________
>
> See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless
Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any
questions and ask for Sherman, W2FLA.
>
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