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Re: Topband: (no subject)

To: Jeff <w7jw@arrl.net>
Subject: Re: Topband: (no subject)
From: Herb Schoenbohm <herbs@surfvi.com>
Reply-to: herbs@surfvi.com
Date: Sun, 28 Dec 2008 07:08:44 -0400
List-post: <topband@contesting.com">mailto:topband@contesting.com>
Jeff  W7JW asked:
>
>
> OK so here is my question about wires on the ground and their velocity
> factor as this isn't the first time I've seen reference to 50% or so
> velocity factor for such wires.  If this is true for radials, than is it
> true for a beverage on the ground (BOG)?  If so then is a 350' BOG the same
> as a 700' beverage three feet off the ground?
>
> ___________________________________________
>   
BOG's work and can be shorter but the overall signal pickup and gain is 
considerably less and a good pre- amp is very important.  The ROG 
radials act more like a big capacitor to ground reducing loses in the 
near field by being an improvement over losy earth.

Herb, KV4FZ
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