[TowerTalk] RE : Soldering RG213 to PL259

hermans on4kj at skynet.be
Mon Feb 5 06:31:15 EST 2007

Or already felt....


-----Message d'origine-----
De : towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com] De la part de Ian White GM3SEK
Envoyé : lundi 5 février 2007 7:29
À : towertalk at contesting.com
Objet : Re: [TowerTalk] Soldering RG213 to PL259

Bill Turner wrote:
>On Fri, 2 Feb 2007 08:26:32 -0800 , Steve Katz <stevek at jmr.com> wrote:
>>I'd stay away from the Amphenol "RFX" PL-259s, which can be found with 
>>a Teflon dielectric
>------------ REPLY FOLLOWS ------------
>I agree. Teflon has a nasty characteristic called "cold flow" which 
>means it will deform over a period of time due to simple mechanical 
>pressure. While I have not personally heard of this causing a problem 
>in coax connectors, I don't believe the other benefits of Teflon 
>outweigh the risk. Ordinary phenolic has been used for decades with no 
>problem at amateur power levels.
>This is not one of those "sky is falling" kind of warnings. If you 
>choose Teflon it will probably work ok. Just be aware.

C'mon, Bill - every other respectable RF connector series uses Teflon! 
The sky definitely isn't falling.


73 from Ian GM3SEK         'In Practice' columnist for RadCom (RSGB)

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