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Re: Topband: lightning protection on 4 sq

To: "Allan Greening" <vk3pa@vk3pa.com>, <topband@contesting.com>
Subject: Re: Topband: lightning protection on 4 sq
From: "Harold Smith" <w0rihps@sbcglobal.net>
Date: Sun, 15 Jun 2008 10:35:16 -0500
List-post: <topband@contesting.com">mailto:topband@contesting.com>

>I carn't see why not just use 1/4 wave shorted stubs at each vertical
> ??this would blead static es lighten to gnd!es not effect the delay lines!
> also on this is it ok to use a coax impedance other than 50/75 ohms? Can i
> use 92 ohm coax cut to 1/4 wave lines for the shorted stubs.. as i have a
> 500 ft roll of 92 ohm coax can i use this for the shorted stub on each of
> the 4 verticals? on my 4 sq?



Allan:

I don't believe that lightning will even know that a shorted stub is 
connected. The resistance will be a couple of ohms.
One need resistance in the milliohms. A Super Conductor at absolute zero 
would end our problems.

73 Price W0RI 

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