OK, I see the issue. Like Rick, I used to use N connectors and abandoned
them because of the center pin migration.
I now only use good quality Amphenol PL-259's and everything has been fine.
I am anal about sealing all the Pl-259 connections but that is another topic in
itself. hihi
73,
Bob
K6UJ
> On Jun 5, 2015, at 8:15 PM, Richard (Rick) Karlquist <richard@karlquist.com>
> wrote:
>
>
>
> On 6/5/2015 8:00 PM, Roger (K8RI) on TT wrote:
>
>
>> My experience shows "to me" that those using N-type connectors on
>> vertical runs without problems are quite lucky.
>>
>
> Coax with type N connectors is quite capable of center pin
> migration in or out just laying on the ground. About
> 20 years ago, I bought a bunch of 43 foot long 9913 cables
> with type N's at a swap meet. They came coiled up and I
> just threw them in storage. By now, every single one of
> them has the center pins sticking out both ends like
> pinocchio. The ones that I used early on that got
> straightened out for a while, but then were rolled up
> did better.
>
> I had some 500 foot runs of coax laying out on the ground
> and over time, the center conductor migrated.
>
> Going forward, I use PL259's exclusively to avoid this problem.
> Except on my 7/8 inch coax.
>
> Rick N6RK
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