Topband: Ground Screens - Another Small Space Option
Howard K2HK
k2hk at arrl.net
Tue Sep 25 16:13:04 EDT 2012
I didn't mean to imply that chicken wire is as good as the rabbit wire. In fact I had exactly that situation with chicken wire. Definitely agree that most situations must be evaluated on their own merits and circumstances. I am aware of Rob's call but just thought this might prompt him to relay some of his experiences.
Howard K2HK
> From: zr at jeremy.mv.com
> To: k2hk at arrl.net; topband at contesting.com
> Subject: Re: Topband: Ground Screens - Another Small Space Option
> Date: Tue, 25 Sep 2012 15:11:26 -0400
>
> Im sure chicken wire lasts longer in the great southwest but it rapidly
> turns to rust in the acidic soil and acid rain of the New England rust belt.
> I see rolls of it regularly at our trash transfer station and Id be willing
> to bet the current Chinese variety rusts a lot faster than the earlier US
> variety.
>
> I keep stressing that the one size fits all theory of some just doesnt work
> for Topband antennas and grounds.
>
> It is not recommended to use stranded copper wire for RF or DC/AC grounds
> and that should also apply to galvanized wire that only has a few twists at
> each junction. Each junction can eventually become a diode and I believe
> most of us on here are aware what that can cause.
>
> Carl
> KM1H
>
>
> Rob Sherwood was once a strong advocate of chicken wire and has run many
> tests. Perhaps he might chime in here with some comments.
>
>
> Howard K2HK
>
>
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