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Re: [TowerTalk] N - clamp style connector

To: "Tower and HF antenna construction topics." <towertalk@contesting.com>, <w4lde@numail.org>
Subject: Re: [TowerTalk] N - clamp style connector
From: "Gene Fuller" <w2lu@rochester.rr.com>
Reply-to: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Date: Wed, 10 Mar 2010 20:28:43 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I hear that some boaters use heatshrink tubing that has a sealer glue inside 
it that keeps water out.
----- Original Message ----- 
From: <TexasRF@aol.com>
To: <w4lde@numail.org>; <towertalk@contesting.com>
Sent: Wednesday, March 10, 2010 5:43 PM
Subject: Re: [TowerTalk] N - clamp style connector


> Hi Ron, the heat shrink alone is not water tight. Your plan to use the
> fusing tape is the very best way to seal the connectors. The fusing tape 
> of
> coarse needs uv protection and even cheap vinyl tape will work fine for 
> that.
>
> 73,
> Gerald K5GW
>
>
>
> In a message dated 3/10/2010 4:39:12 P.M. Central Standard Time,
> w4lde@numail.org writes:
>
> Thanks  to all that replied, I remember that I never had soldered the
> shield and  thought that was the correct method.
>
> I will also as many have suggested  use some heat shrink for stability as
> well as helping with water  intrusion.  Was planning on #33 or #88 tape
> plus some fusion style  tape to help with the final connections.
>
> Again thanks to everyone for  your comments.
>
> 73 de
> Ron W4LDE
>
>
> On 3/10/2010 3:18 PM,  TexasRF@aol.com wrote:
>> Ron, the clamping ring for N connectors is  nickel plated. You will turn
> the
>>   coax to charcoal before  successfully soldering the shield to it.
>>
>> One of the major  failure modes with N connectors is having the shield
> work
>> loose due to  pulling and twisting the cable. A short piece of heat 
>> shrink
>>  tubing  over the clamping end of the connector and a couple inches of
> the
>> coax will  provide excellent reinforcement and improved  reliability.
>>
>> The recommended connector installation procedure  has worked very well
> for a
>>   lot of years.
>>
>>  73,
>> Gerald K5GW
>>
>>
>>
>>
>> In a message  dated 3/10/2010 12:00:01 P.M. Central Standard Time,
>> w4lde@numail.org  writes:
>>
>> Just  getting ready to install some a new beam  and  coax plus N style
>> male  connectors on a new  tower.  It's been awhile since I last used one
>> (N  style)  and have reviewed via the WEB and the ARRL handbook
>> recommended   installation methods and find two different methods with
>> respect to  the  barrel and shield connection.
>>
>> The barrel I am  referring to is the small  piece were the shield is
>> folded back  over and then compressed and held in  place by a O-ring,
>> washer  and screw in clamp.
>>
>> The ARRL handbook  does not call for  any solder of the shield to the
>> barrel peace but on one  ham web  sites recommends that the shield be
>> soldered to the barrel  insert  piece and then assembled the same way as
>> the non  soldered.  If I  remember and it has been some time since I 
>> used
>> N type but I believe I did  not solder the shield but relied  on the
>> compression and clamp fittings to  make good contact from  the shield to
>> the N fitting.
>>
>> Would  appreciate  your opinion, to SOLDER or NOT to SOLDER.
>>
>> 73 de
>>  Ron  W4LDE
>>  _______________________________________________
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