Topband
[Top] [All Lists]

Re: Topband: Rather use N-type (was Re: The answer to PL-259

To: lists@oakcom.org
Subject: Re: Topband: Rather use N-type (was Re: The answer to PL-259
From: Mike Waters <mikewate@gmail.com>
Date: Fri, 7 Dec 2018 18:10:38 -0600
List-post: <mailto:topband@contesting.com>
The one I have in my hand has a solder hole in it. I take it that there are
newer ones that have contacts that grip the coax center conductor?

73, Mike
www.w0btu.com

On Fri, Dec 7, 2018 at 6:04 PM Steve Maki <lists@oakcom.org> wrote:

> Well here's the advantage of captivated center pins: the pin is NOT
> bonded to the center conductor. IOW, if the coax center conductor
> shrinks a bit, it can slide in the center pin and the pin stays put.
>
> And that's exactly what you want it to do - especially with an N connector.
>
> -Steve K8LX
>
>
> On 12/07/18 14:25 PM, Mike Waters wrote:
>
> > Exactly my experience, even with captivated pins!! And my coax runs were
> > only about 100' long.
> >
> > The captivating washers were made of Teflon®, *and Teflon cold flows*.
> This
> > was when I lived in Toledo, Ohio when the temperature dropped well below
> > zero.
> >
> > Four photos of those N connectors are at
> > http://www.w0btu.com/files/misc/N_plugs . See the last two.
>
> > On Fri, Dec 7, 2018, 1:02 PM Richard (Rick) Karlquist <
> richard@karlquist.com>
> > wrote:
> >
> >> My two 500 foot RG-216 military surplus cables both eventually exhibited
> >> retracted pins on the type N connectors at both ends.  I replaced them
> with
> >> PL-259's.  ...  Success anecdotes about install once and never touch
> again
> >> commercial sites are probably not relevant to ham applications.
>
> _________________
> Searchable Archives: http://www.contesting.com/_topband - Topband
> Reflector
>
_________________
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
<Prev in Thread] Current Thread [Next in Thread>