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Re: [TowerTalk] LMR-600 end connector, M or F ?

To: "towertalk@contesting.com" <towertalk@contesting.com>
Subject: Re: [TowerTalk] LMR-600 end connector, M or F ?
From: Jim Chaggaris <jimc@pwrone.com>
Date: Wed, 5 Aug 2015 22:36:16 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I agree.  I use all N connectors outside and make the transition through 
quality N female/SO-239 adapters into the shack.  I only use PL-259's indoors.  
YMMV...

73,
Jim N9WW

Jim Chaggaris
President
PowerOne Corp./PowerOne Environmental
2325 Dean St. Suite 200
St. Charles, IL 60175
Phn: 630.443.6500
Cell: 630.669.2241
Fax: 630.443.6505
Website: www.pwrone.com
 
Sent from my iPad Air




> On Aug 5, 2015, at 8:23 PM, Richard Thorne <rthorne@rthorne.net> wrote:
> 
> I tried N female barrels for bulkheads and didn't feel they made a good 
> connection.  I planned on installing them on grounding brackets at the top 
> and bottom of the tower.  After installed in the ground 
> bracket(http://www.dxengineering.com/parts/dxe-cgb-150), one side didn't seem 
> to make a good solid connection to the N Male connector as it was a bit too 
> short.
> 
> After researching and trying a few connectors I settled on the following:
> 
> - N Male connectors for the LMR-600 
> http://www.ebay.com/itm/QUICK-TYPE-10-Packs-N-male-crimp-connector-1-2-LMR-600-CA600-RF-Coaxial-Cable-/131217432221?
>  These are self captivating on the center conductor and crimp around the 
> shield.
> 
> - N Female to PL-259 adapters 
> https://www.tessco.com/products/displayProductInfo.do?sku=94997
> 
> At HF I don't think there's much loss to be concerned about with the 
> adapters.  I'm using stack match's and poly phaser's that already were setup 
> with SO-239's which is the reason for the adapters.  If I was starting from 
> scratch on all of the devices I would try to go N all the way.
> 
> W9AC will probably chime in on the barrel's and I would trust his suggestions.
> 
> Rich - N5ZC
> 
> 
>> On 8/5/2015 8:07 PM, mike stokes wrote:
>> Where is the best place to buy good N female barrels ?
>> 
>> Mike
>> KK9V
>> 
>>> On Wed, Aug 5, 2015 at 8:35 PM, Paul Christensen <w9ac@arrl.net> wrote:
>>> 
>>> What do you prefer for your LMR-600 end connectors, female or male or does
>>>> it make any difference?
>>> N4CC and I recently used male N connectors on both ends of the LMR-600
>>> runs. The copper bulkhead we use for our external ground bus is loaded with
>>> Polyphaser and Transitrap devices that come with female connectors on both
>>> sides.  So, in our case, it was kind of a no-brainer to use male connectors
>>> on the shack end of the LMR-600 runs.
>>> 
>>> On the antenna end, we also used male N connectors with N female barrels
>>> that join short lengths of RG-213 to the antenna feeds.  This facilitates
>>> VNA measurements looking into either direction of the cable without having
>>> to hunt down a gender-change jumper cable or adapter in mid air.   The
>>> barrel is just broken apart for measurements into either the source or load
>>> end of the line.
>>> 
>>> Paul, W9AC
>>> 
>>> 
>>> 
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>>> 
>>> 
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