[ETS/PARC List] Dielectric grease on antenna threads?

[KC2WDZ]

Thanks Marvin,
Some excellent information.
I've quoted the info and cc'd the ETS list.

73
Gene
 On Jul 25, 2013 8:08 PM, "Marvin Bronstein" <marvbrons at verizon.net> wrote:

> It is perfectly o.k. to use silicone 'dielectric' paste on the NMO antenna
> mount threads. Silicone grease compound is recommended by antenna
> manufacturers for water-proofing large copper hard-line coax connectors.
>  It will not change the ''contact'' integrity.  However, I prefer to use
> ''PETROX'' compound (electrical ''anti-galvanic'' paste) because it
> prevents metal migration from one type metal to another by promoting
> electrical conduction.  This, I feel, improves the electrical contact of
> the threads.
>
> 73,
> Marvin
> PETROX is sold by all electrical supply stores for use between copper and
> aluminum wiring.  I use it for all my outdoor and below-grade wiring and
> antenna assemblies for outdoor use!
> ..............................**..............................**
> ..............................**........................
> ----- Original Message ----- From: "KC2WDZ" <kc2wdz at gmail.com>
> To: "ETS MAIL LIST" <ETSList at mailman.qth.net>
> Sent: Thursday, July 25, 2013 6:41 PM
> Subject: [ETS/PARC List] Dielectric grease on antenna threads?
>
>
>  Is it OK to use a small amount of dielectric grease on the mating threads
>> of an NMO antenna and mount?
>> Just the shield part of the antenna that screws onto the mount... not the
>> center stud.
>> I'm not looking to waterproof as much as I am to lubricate it. It can be a
>> real pain to unscrew the antenna from the mount after a few months.
>>
>> My inbox has been emptied for the anticipated multiple responses.
>>
>> Thanks!
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