But....aluminum in a lot of soil types will disintegrate in a couple of
years, so best to know the soil characteristics before making the effort to
lay a bunch of aluminum down. 68 bucks for a 1000' of #14 THHN insulated
copper wire is not a fortune, and would last a very long time.
73,
...hasan, N0AN
----- Original Message -----
From: "Jim Lux" <jimlux@earthlink.net>
To: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; <towertalk@contesting.com>
Sent: Wednesday, June 14, 2006 8:56 AM
Subject: Re: [TowerTalk] re Radials
> At 06:29 AM 6/14/2006, Rob Atkinson, K5UJ wrote:
>>It depends on whether or not you either bury them, lay them flat on the
>>ground or elevate them a significant distance in terms of wavelength. If
>>you bury them or lay them on the ground the 40 meter 1/4 w/l will be okay
>>on 20. If you elevate them (for 7 mhz 6 feet would probably be okay) then
>>I think you need radials cut to each band you want to operate.
>>
>>If you haven't bought your wire yet, you'll have to rob a bank first. I
>>heard last night that #14 and #12 cu wire prices have gone to the
>>moon. A guy I know paid $90 for 500' of #12 at one of the big box
>>stores. 500' of #14 is around $40. It was $15 two years ago.
>
>
> Yes indeedy.. copper prices have shot through the roof. Starts to make
> aluminum electric fence wire look more attractive. 60% of the
> conductivity
> of copper, but less than half the price, so just lay twice as much. (Labor
> is free on ham antenna projects, right?)
>
>
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