[TowerTalk] ground connection at tower base

Eric Dobrowansky K2WD k2wd at comcast.net
Thu May 12 08:07:20 PDT 2011



How about using the aluminum lugs? Would that be ok between the copper wire and galvanized tower metal? 



Eric 
K2CB 

----- Original Message ----- 
From: "Jim W7RY" <w7ry at inbox.com> 
To: "Bill Winkis" <kc4pe at mindspring.com>, "Eric Dobrowansky K2WD" <k2wd at comcast.net>, towertalk at contesting.com 
Sent: Thursday, May 12, 2011 11:03:39 AM 
Subject: Re: [TowerTalk] ground connection at tower base 

NEVER let copper come in contact with galvanized metal.  Always use a 
transition metal. A past WILL NOT SUFFICE. 

73 
Jim W7RY 


-------------------------------------------------- 
From: "Bill Winkis" <kc4pe at mindspring.com> 
Sent: Thursday, May 12, 2011 7:38 AM 
To: "'Eric Dobrowansky K2WD'" <k2wd at comcast.net>; <towertalk at contesting.com> 
Subject: Re: [TowerTalk] ground connection at tower base 

> Came off of a central point of the ground system then ran 3" copper ribbon 
> (From Georgia Copper) to a cross bar on the tower base then used two 
> copper palates to sandwich the assembly ...a picture is better. 
> 
> http://www.kc4pe.com/amateurshack.htm 
> 
> Wait till it loads and then go down to ..Tower Grounding System 
> 
> -Bill 
> 
> 
> -----Original Message----- 
> From: towertalk-bounces at contesting.com 
> [mailto:towertalk-bounces at contesting.com] On Behalf Of Eric Dobrowansky 
> K2WD 
> Sent: Thursday, May 12, 2011 10:21 AM 
> To: towertalk at contesting.com 
> Subject: [TowerTalk] ground connection at tower base 
> 
> 
> 
> Good Morning. 
> 
> 
> 
> I recently installed a US Tower HDX589.  I also installed a number of 3/4" 
> 10ft ground rods. Then cad-welded #2 stranded copper wire to the rods. I 
> am now trying to determine the best way to connect the #2 wire to the 
> tower base.  In past installations, I simply drilled a hole thru the tower 
> base steel, used a stainless bolt/nut/washer, and fastened a copper ground 
> lug to the tower. Then stick the ground wire into the lug and tighten it. 
> 
> 
> 
> Before I break out the drill this weekend, does anyone have a better 
> solution? 
> 
> 
> 
> Eric 
> K2CB 
> 
> 
> 
> 
> Eric 
> K2CB 
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