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Re: Topband: Magic Antenna Land

To: Hugh Valentine <hsvdds@juno.com>
Subject: Re: Topband: Magic Antenna Land
From: Art K6XT <k6xt@arrl.net>
Date: Mon, 01 Mar 2010 21:15:04 -0700
List-post: <topband@contesting.com">mailto:topband@contesting.com>
Replying in a semi serious way, the March 10 QST article by N6LF and its 
references may shed some antenna magic light on your ground rod 
question. Or at least point in a researchable direction.

73 Art

Hugh Valentine wrote:
> Oval Clodfester is a Ham O Holic. His call is N1ERD. He lives in Antenna 
> Magicland on Eznec Avenue and can instantly create and remove any antenna his 
> little Code Oscillatin Heart can stand.
>
> Here is what Oval is wunderin today....He is looking for advice or education 
> from any Antenna Elmer in the land.......
>
> Question:  When using a 160M inverted "L" antenna, he constructs a radial 
> system of 20 radials, half 33' and half 133' in length and drives an 8' 
> ground rod into the salt marsh he lives on and connects the radials and the 
> Salt water ground Rod together.  
>
> Oval gets pretty good results but is wondering what effect his ground rod in 
> Salt water is having on his antenna performance.  Oval disconnects the Ground 
> rod and runs on Radials only.  He is wunderin....did I improve or degrade my 
> signal???....and he wonders if he could measure current flow in the 1/4" 
> ground bus to the ground rod...would it show any current flow and how would 
> that compare to the current flow in the radials....????  Will his SWR change?
>
> Do we have any antenna theorists who could help Oval in his query?
>
> Should Oval..
> 1) Connect his Ground rod in salt water to his radials
> 2) Use radials only and forget his Ground rod
> 3) Start building a new linear using a 3cx3000A7 or greater
> 4) Prepare for his 5th Divorce due to excessive hamming and obsessions
> 5) Perform a do-it-Yourself Vasectomy to prevent a possible Oval, Jr
> 6) Forget it all together
> ???????????????????????????????????????????????????????????????????????
>
> Anyone know enough Antenna theory to enlighten one as to the effect of adding 
> or subtracting a ground rod in a high salinity environment?
>
> Just adding a bit of humor but I have this situation and am asking myself 
> this question...just to settle my diseased and hopelessly infected brain.
>
> 73
> Val
> N4RJ
>
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-- 
73 Art
Allison, Colorado
"Whether you believe you can do a thing or
not, you are right."  --Henry Ford.

_______________________________________________
UR RST IS ... ... ..9 QSB QSB - hw? BK

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