[TVARC] Bulkhead connectors

Ray Fallen nd8l2828 at gmail.com
Mon Feb 21 15:12:50 EST 2022


Good points.

On Mon, Feb 21, 2022 at 1:02 PM ab2et <ab2et at yahoo.com> wrote:

> Ray,
> I Guess All of My Engendering Training Must Be in for nought, If I
> remember 99% of the Bulk Head Feed Troughs are Not (AL) but some form of
> Plated "Metal" Alloy.  So lets see AL+H2O+"Metal"  Over Time Will Result in
> ELECTROLYSIS which in the Radio World Adds some Interesting NOISE Products .
> Yes, Clear Silicone Will protect for a short time but in the Florida
> Environment with Heating and Cooling cycles Plus UV will separate and
> actually form capillary action.  Thus My recommendation of Coax Seal at a
> minimum and the the True Professional  Method is to use a Plastic Sleeve
> for the Bulk Head Feed Trough and then the Coax Seal.
> Best Regards.
> 73's
> Steve
> AB2ET
>
>
>
>
> On Monday, February 21, 2022, 08:02:11 AM EST, Ray Fallen <
> nd8l2828 at gmail.com> wrote:
>
>
> Steve...
>
> It looks like Marty's birdcage is made of aluminum, so corrosion where the
> connector is bolted shouldn't be a problem.
>  But if that's a concern, a little clear silicone caulk should seal it up.
>
> I was specifically referring to covering and protecting the "guts" of the
> female SO-239 bulkhead connector.
>
> Those little plastic caps will keep the inside of the bulkhead connector
> nice and shiny.  But, as I write this, I
>  occurs to me that a little squirt of Pro-Gold every now and then wouldn't
> hurt either.
>
> 73 de ND8L/4/FNG
>
>
>
>
>
> On Sun, Feb 20, 2022 at 1:44 PM ab2et <ab2et at yahoo.com> wrote:
>
> Asides the Plastic Caps Caps, When You Do this type of installation you
> should  Use "Coax Seal" around the entry points thus preventing  Water
> Entry by wind driven rain (Yes It Will Get In) and Then you get Interior
> "CORROSION".
> 73's
> Steve
> AB2ET
>
> On Sunday, February 20, 2022, 12:53:37 PM EST, Ray Fallen <
> nd8l2828 at gmail.com> wrote:
>
>
> To piggyback on Marty’s excellent idea…DX Engineering (And other vendors
> I’m sure) sell plastic caps that will fit over that bulkhead connector and
> will help prevent any excess corrosion.
>
> de ND8L/FNG
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