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Re: [TowerTalk] Dipole center insulator strain releif

To: reflector -tower <>
Subject: Re: [TowerTalk] Dipole center insulator strain releif
From: Bob K6UJ <>
Date: Mon, 23 Apr 2012 16:25:56 -0700
List-post: <">>
Good idea Stan.  Then the cable is supported by the cord.
I'm getting ready to string up a dipole for 30 meters, I'll give it a try try.
I have some 3/16" black dacron polyester antenna rope that is pretty easy to 
work with.  


On Apr 23, 2012, at 3:51 PM, Stan Labinsky Jr. wrote:

> Guys... and ladies too...
> All this talk of looping the coax over some sort of support and the concerns 
> about bend radius and the cable weight damaging the cable at the bend, 
> etc.causes me to suggest an alternative.
> Has anyone tried to use 1/4" or 3/16" good outdoor UV stable rope (or line 
> as you wish to call it) to Whip the cable and hang it from the antenna 
> insulator - a good ceramic "dog bone"?
> See
> The co-ax would be the rope in the image. The line end labeled "B" would be 
> the end used to hang the cable (the antenna end of the co-ax being the "B" 
> end of the rope).
> I've used this technique with good success. The cable is held by the 
> multiple wraps of the whipping cord, distributing the load on the jacket 
> over the many turns, the hanging lead "B" is supported at its root from the 
> "A" end of the whipping, and also held in place by the same turns holding 
> the cable.
> All in all, a very gently way to handle co-ax.
> And it's soooo simple.
> Stan
> ----- Original Message ----- 
> From: "K8RI" <>
> To: <>
> Sent: Saturday, April 21, 2012 10:07 PM
> Subject: Re: [TowerTalk] Dipole center insulator strain releif
>> On 4/21/2012 6:17 PM, Dick wrote:
>>> I just got a rope over a tree after 4 years of trying. I need a dipole 
>>> center insulator that has strain relief for the coax. To clear the 
>>> branches, the coax will be pulling against the center support rope. All 
>>> the center insulators I've seen have an SO-239, it doesn't seem like 
>>> putting that strain on a PL-259 is a good idea... Do any have a strain 
>>> relief??
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