[TowerTalk] (no subject)

[David Robbins K1TTT]

Oh, its not THAT bad... I had 48' verticals for an 80m 4-square made out of
chain link fence galvanized top rail.  They lasted in the ice and wind up
here for several years just fine.


David Robbins K1TTT
e-mail: mailto:k1ttt at arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
 

> -----Original Message-----
> From: towertalk-bounces at contesting.com [mailto:towertalk-
> bounces at contesting.com] On Behalf Of jacobsen_5 at msn.com
> Sent: Friday, October 13, 2006 17:12
> To: w7psk at w7psk.net; towertalk
> Subject: [TowerTalk] (no subject)
> 
> In a message dated 10/12/2006 5:36:36 P.M. Pacific Daylight Time,
> towertalk-request at contesting.com<mailto:towertalk-request at contesting.com>
> writes:
> 
> >  Sorry, but in all the piles I only saw one suggestion that  Im looking
> for.
> 
> >  Im not looking for mail order, I need to  find mast material that I can
> obtain locally.   So far the Fencing  material is only one suggested.
> 
> K7LXC Replied:
>     "It's already been pointed out that you're looking  for tubing - not
> pipe.
> You need something like an SAE 1026 or A520 - something  in the
> neighborhood
> of 50-60,000 psi yield strength I imagine. I didn't see  the original post
> so
> I'm not sure what your specific application is, what  your proposed
> antenna
> load is or what your county windspeed rating is. "
> 
> And I add:  Fencing material is NOT what you want. I believe it has a
> welded seam and will split at the first side load applied. I've seen
> ground planes for low band commercial use up 20' or more on fencing
> material. The first good wind and the "Pipe" split like a banana peel and
> the antenna was over like it was being used for NVIS.
> 
> Just my $.02
> 73
> K9WN  Jake
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