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Re: [TowerTalk] N - clamp style connector

To: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Subject: Re: [TowerTalk] N - clamp style connector
From: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>
Reply-to: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Date: Wed, 10 Mar 2010 21:08:14 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>

Gene Fuller wrote:
> I hear that some boaters use heatshrink tubing that has a sealer glue inside 
> it that keeps water out.
>   
Tis what I use: http://www.rogerhalstead.com/ham_files/connectors.htm

73

Roger (K8RI)
> ----- 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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>>>       
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