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Re: [TowerTalk] Earth Ground: How good is good enough

To: towertalk reflector <towertalk@contesting.com>
Subject: Re: [TowerTalk] Earth Ground: How good is good enough
From: RCM <robrk@nidhog.net>
Date: Thu, 9 Sep 2021 22:00:55 -0400
List-post: <mailto:towertalk@contesting.com>
Download this, read it all, there will be a test.

Or chapters 4 and 5.

https://www.blm.gov/sites/blm.gov/files/Lands_ROW_Motorola_R56_2005_manual.pdf

> On Sep 9, 2021, at 14:41, Jim Brown <jim@audiosystemsgroup.com> wrote:
> 
> On 9/9/2021 9:41 AM, Artek Manuals wrote:
>> I 've read a lot of articles over the years about ground systems and how to 
>> build a good one. Most of them ignore actual soil conditions and few talk 
>> about the differences between "DC/AC (Low Freq)/Lightning" and RF ground vs 
>> frequency
> 
> N0AX's ARRL book on the topic is excellent. Also, these two links may help. 
> The first addresses grounding and bonding, the second about 
> radial/countepoise systems for verticals.
> 
> http://k9yc.com/GroundingAndAudio.pdf
> http://k9yc.com/160MPacificon.pdf
> 
> Some important points. The ONLY reasons for an earth connection are 1) 
> lightning safety, and 2) to make certain RX antennas work (Beverages and some 
> loops. An earth connection has NOTHING to do with noise reduction, and it 
> does NOT make TX antennas work better. That's the function of 
> radials/counterpoise.
> 
> 73, Jim K9YC
> 
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