| As for lightning protection,  you can use static bleed chokes from 
radiator (vertical) to ground. That would provide DC path to ground your 
antenna.
Such a chokes areavailable at Array Solutions, or you wound them by 
yourself.
73 & GL with your antenna project!
Mirko, S57AD
Greenacres113@aol.com pravi:
>I'm considering replacing my 1/2 square with a 1/4 wave vertical. The wires  
>keeping breaking in the storms. What I would like to know is if anyone is 
>using  Rohn 20/25 as an 80m vertical. I'm sure the physical size is shorter 
>because of  the large diameter. If you use a concrete base, that should make  
>it 
>virtually  insulated from ground. Another consideration is  lightning 
>protection. 
>You can disconnect the feed when not in use but would a  gap type arrestor be 
>sufficient to drain static charges?say a 1/4'' one. Anyone  out there using 
>something similar?
> 
>k9il 
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