[TowerTalk] Force12 rebuild

[Mac]

HB= Home Brew  ...made it myself sorta thing ..  mac/mc  w5mc

On 12/21/2019 4:26 PM, Richard Smith wrote:
>   Hi Jim,
> Sorry to sound dumb, but what is an hb coil?
> 73, Rich, N6KT
>      On Saturday, December 21, 2019, 02:13:15 PM PST, Jim Thomson <jim.thom at telus.net> wrote:
>   
>   Date: Fri, 20 Dec 2019 14:01:20 -0600
> From: N5KM - Kris <n5kilomike at gmail.com>
> To: "towertalk at contesting.com" <towertalk at contesting.com>
> Subject: [TowerTalk] Force12 rebuild
>
>
> <Im rebuilding my Force12 40m yagi. What would you recommend as replacement
> <for the alumoweld linear loading wires? Some of these wires have snapped in
> <the past due to years of vibration.
>
> <Note: as part of the rebuild I am adding truss supports for the 3 elements
> <in order to remove the stress on the linear loading wires.
>
> <Kris N5KM
>
> ##  replace the  LL alumoweld  fubar  with hb  coils...  like  either  al  or  cu.  Use  dacron  rope  for the
> new  truss supports.
>
> ##  Dont  even  think  about using SS  wire..... the losses are beyond  sky  high.  It  will  break  anyway,  cuz  of  metal fatigue.
> Stranded  CU wire  would  work,  but hb coils are simpler.
>
> Jim  VE7RF
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