Another little suggestion - Especially when crimping thing like lugs and
rterminals, put a little Penetrox, or similar, in the lug before you cruimp
it.
----- Original Message -----
From: <hanslg@aol.com>
To: <towertalk@contesting.com>
Sent: Friday, January 15, 2010 12:51 AM
Subject: [TowerTalk] Fwd: broken balun wires
>
> Hi Ken,
>
> Crimp is the the answer. You can make it ever better by adding some shrink
> tube over the wire next to the crimp connector. You will reduce the stress
> on the wire even more that way. May be a little tricky to do that way up
> in a tower though.
>
> The problem is that a wire gets stiff when it is soldered (and you also
> get it harder due to tin alloying with copper resulting in a harder
> bronze). If you place some plastic around the wire next to the lug you
> reduce the movements and following break.
>
> 73 de hans - N2JFS
>
>
>
>
>
>
>
>
> -----Original Message-----
> From: Ken Eigsti <diverken@chaffee.net>
> To: towertalk@contesting.com
> Sent: Thu, Jan 14, 2010 6:02 pm
> Subject: [TowerTalk] broken balun wires
>
>
> Here is my problem.
> I have a Force 12 C36XN and I use a Force 12 balun with the 2 wires
> (3.5"each ) that exit one end of the balun and connect to the antenna. (40
> meter portion)
>
> Twice in less than a year, the wire has broken where I have it soldered to
> a
> spade lug that connects to the terminal on the antenna.
> Obviously the vibration is breaking the wire at the solder joint on the
> lug.
>
> What is the best method to prevent this? Crimping the wire on the lug? No
> solder? Luckily I can reach the balun/connections by leaning out from the
> tower.
>
> Any thoughts?
>
> Thanks
> Ken W0LSD
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