On 10/4/09 4:24 PM, "Chuck Harris" <[email protected]> wrote:
> Don Latham wrote:
>
>> Use of "brush" or radioactive lightning rods, as has been pointed out, is
>> pointless and even dangerous. If you feel you have to experiment with
>> such, at least just use a sort of ball of barbed wire rather than paying
>> someone a small fortune for junk. Any "brush discharge" lightning rod only
>> serves to protect itself, and not even that in the presence of wind.
>
> Curious, a quick tour of Johns Hopkins Applied Physics Lab's satellite dish
> farm finds many instances of brush style lightning rods...
>
> They must all be wrong too!
>
Or they work no worse than anything else as an air terminal, and the labor
to take them down is more costly than just leaving them there.
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