[TowerTalk] 67' vertical

[jim Jarvis]

Good point, Arne.

I was looking for first-order estimates of price, not final design.
Tubing is priced by the pound.   So using thinner wall would save some
money.

.058 wall seems a tad light to me, by the way, but I see the clearance
issue.

Jim/n2ea


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Jim Jarvis, MBA, President
The Morse Group, LLC
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On Mar 23, 2009, at 4:03 PM, N7KA at comcast.net wrote:

> 1.7500" od with 0.125 wall will not telescope into a 2.00 od with  
> 0.125wall.  There is no clearance.  That is why we use tubing in  
> 1.25 od increments with 0.058 wall to give a o.009 inch clearance  
> to telescope.
>
> Arne N7KA
>
>
> ----- Original Message -----
> From: "jim Jarvis" <jimjarvis at optonline.net>
> To: towertalk at contesting.com
> Sent: Monday, March 23, 2009 7:20:51 PM GMT +00:00 Monrovia
> Subject: Re: [TowerTalk] 67' vertical
>
>
> I just got pricing from Bethlehem Aluminum for a nesting tubular
> vertical.
>
> .125" wall, 6061-T6,  in diameters from 2.25 to 1.00,  12' lengths
> ran around
> $225 plus tax.    That's without any clamps, cleanup, cuts or
> shipping.   Quantity one.
>
> Makes the radio vendor pricing look fairly reasonable, eh?
>
> If you needed to UPS it to your site, you'd be constrained to 7'
> lengths.
>
> If I were building a 4 square, I might look at doing it with
> Bethlehem, particularly
> since they're only an hour away.   (they have distribution sites
> around the NE, though).
>
> But the DX Engineering base looks pretty snazzy.
>
> N2EA
>
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