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1. [RFI] w7ekb & ground rods (score: 1): Author: Bill W7KXB <w7kxb@msn.com>; Date: Thu, 15 Jan 2015 11:55:37 -0800; Ken: Better read up on issues that arise with multiple ground rods for home AC grounding. I don't have the info at hand but you'll find it on the www Good luck de Bill/w7kxbTo: rfi@contesting.com Sub; /archives//html/RFI/2015-01/msg00112.html (8,464 bytes)
2. Re: [RFI] w7ekb & ground rods (score: 1): Author: "K1FZ-Bruce" <k1fz@myfairpoint.net>; Date: Thu, 15 Jan 2015 15:18:58 -0500; The power company installed a remote reading sensor on my meter. I noticed a noise increase. Took a portable receiver into the basement and found noise along a very old house ground to my water line; /archives//html/RFI/2015-01/msg00113.html (11,156 bytes)
3. Re: [RFI] w7ekb & ground rods (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 15 Jan 2015 12:27:23 -0800; The only "issues" that arise is failing to bond them together. The simple rule -- you can have as many earth electrodes as you like, but they MUST be bonded together, and to the power system safety g; /archives//html/RFI/2015-01/msg00114.html (7,476 bytes)
4. Re: [RFI] w7ekb & ground rods (score: 1): Author: "Kenneth G. Gordon" <kgordon2006@frontier.com>; Date: Thu, 15 Jan 2015 13:40:26 -0800; Jim: After reviewing the above link (and downloading it), it seems quite obvious that I have one hell of a lot of work to do. Can you suggest a source for flat wide copper "tape" ? And for copper bra; /archives//html/RFI/2015-01/msg00115.html (8,661 bytes)
5. Re: [RFI] w7ekb & ground rods (score: 1): Author: "EDWARDS, EDDIE J" <eedwards@oppd.com>; Date: Thu, 15 Jan 2015 21:45:36 +0000; Excellent point Jim. All services' grounds (AC, telephone, television, internet and ham shack cable entry point & ham tower) must be bonded to a single-point ground system. There's no limit on number; /archives//html/RFI/2015-01/msg00116.html (9,403 bytes)
6. Re: [RFI] w7ekb & ground rods (score: 1): Author: "EDWARDS, EDDIE J" <eedwards@oppd.com>; Date: Thu, 15 Jan 2015 22:03:48 +0000; Here's a couple. http://www.kf7p.com/KF7P/Products.html http://www.smithspower.com/brands/polyphaser/ There are several others; probably Talley, Tessco, Texas Towers, AES, & HRO may have some as well; /archives//html/RFI/2015-01/msg00117.html (10,663 bytes)
7. Re: [RFI] w7ekb & ground rods (score: 1): Author: D C _Mac_ Macdonald <k2gkk@hotmail.com>; Date: Thu, 15 Jan 2015 16:30:45 -0600; All well and good, and probably doable for a dedicated single site communication facility. My RF cabling entry point is probably 50 linear feet from the AC service entry point and ground. The tower a; /archives//html/RFI/2015-01/msg00118.html (11,019 bytes)
8. Re: [RFI] w7ekb & ground rods (score: 1): Author: "Anthony (N2KI)" <n2ki.ham@gmail.com>; Date: Thu, 15 Jan 2015 17:41:32 -0500; I have a total of 15 ground rods in my system which are part of a perimeter ground that I installed. This includes the ground rod that is connected to the house electrical panel. Everything is bonded; /archives//html/RFI/2015-01/msg00119.html (12,099 bytes)
9. Re: [RFI] w7ekb & ground rods (score: 1): Author: D C _Mac_ Macdonald <k2gkk@hotmail.com>; Date: Thu, 15 Jan 2015 16:45:19 -0600; DX Engineering carries flat copper tape. I bought 25' to use divided into thirds to taper connect each tower leg to a ground rod outside the concrete foundation. They also have special clamps for the; /archives//html/RFI/2015-01/msg00120.html (9,744 bytes)
10. Re: [RFI] w7ekb & ground rods (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 15 Jan 2015 15:15:19 -0800; No, but the only place I use it is poured into the concrete base for my towers for bonding to the tower and the radial system. And for copper braid, other than from old coax? (I suspect braid from ol; /archives//html/RFI/2015-01/msg00121.html (9,457 bytes)
11. Re: [RFI] w7ekb & ground rods (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 15 Jan 2015 15:22:51 -0800; Remember that these "good practice" methods are tailored to VHF/UHF, with antennas bonded to the tower, coax (or hard line) bonded to the tower top and bottom, for well-laid out power and antenna ent; /archives//html/RFI/2015-01/msg00122.html (9,089 bytes)
12. Re: [RFI] w7ekb & ground rods (score: 1): Author: dalej <dj2001x@comcast.net>; Date: Thu, 15 Jan 2015 18:12:06 -0600; Ken, I've found some really nice copper thin sheet stock at a local scrap yard. I cut it into strips and it makes good ground/bonding material. You might want to check out local scrap yards for it. D; /archives//html/RFI/2015-01/msg00124.html (8,461 bytes)
13. Re: [RFI] w7ekb & ground rods (score: 1): Author: Gary K9GS <garyk9gs@wi.rr.com>; Date: Thu, 15 Jan 2015 19:10:46 -0600; Another excellent source is KF7P Metalwerks http://www.kf7p.com/KF7P/Welcome.html DX Engineering carries flat copper tape. I bought 25' to use divided into thirds to taper connect each tower leg to a; /archives//html/RFI/2015-01/msg00125.html (11,470 bytes)
14. Re: [RFI] w7ekb & ground rods (score: 1): Author: "Donald W. Kane via RFI" <rfi@contesting.com>; Date: Thu, 15 Jan 2015 20:23:03 -0500; NEC requires minimum 6 ft. between ground electrodes..for better performance minimum 2X electrode length (e.g. 16 ft for 8 ft rods). 73 Don WB2BEZ In a message dated 1/15/2015 4:46:00 P.M. Eastern St; /archives//html/RFI/2015-01/msg00127.html (9,398 bytes)
15. Re: [RFI] w7ekb & ground rods (score: 1): Author: donovanf@starpower.net; Date: Thu, 15 Jan 2015 20:35:03 -0500 (EST); NEC quotes relevant to this discussion: Not less than two driven ground rods placed at a minimum of 6 feet apart when a non-metallic water piping system exists or is to be installed. A separate groun; /archives//html/RFI/2015-01/msg00128.html (10,094 bytes)
16. Re: [RFI] w7ekb & ground rods (score: 1): Author: "Kenneth G. Gordon" <kgordon2006@frontier.com>; Date: Thu, 15 Jan 2015 18:03:26 -0800; Thanks, Don. Ken W7EKB _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi; /archives//html/RFI/2015-01/msg00129.html (8,609 bytes)
17. Re: [RFI] w7ekb & ground rods (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 15 Jan 2015 18:27:17 -0800; The concern with rod spacing is that there is inductive coupling between them, with reduces their combined effectiveness. Spacing equal to their length is considered a minimum, 1.5-2X is better. The; /archives//html/RFI/2015-01/msg00130.html (8,913 bytes)
18. Re: [RFI] w7ekb & ground rods (score: 1): Author: <n0tt1@juno.com>; Date: Fri, 16 Jan 2015 03:50:16 +0000; Here's another option... I purchased a sheet of copper for a ham project....cut as needed with sheet metal shears. Purchased the sheet with a 40%-off coupon from the Sunday newspaper's "craft" sectio; /archives//html/RFI/2015-01/msg00132.html (12,419 bytes)
19. Re: [RFI] w7ekb & ground rods (score: 1): Author: CR <ka5s@earthlink.net>; Date: Fri, 16 Jan 2015 09:53:45 -0500; On 1/15/2015 8:35 PM, donovanf@starpower.net wrote (quoting the NEC): A separate grounding conductor to each ground rod shall be utilized Huh? I can't imagine that a home with a ring system of (say); /archives//html/RFI/2015-01/msg00133.html (8,848 bytes)
20. Re: [RFI] w7ekb & ground rods (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Fri, 16 Jan 2015 10:38:24 -0500; Power company required 3 ground rods for our service. The ground system for the towers consists of over 600 feet of bare #2 CadWelded to 32, or 33 8' ground rods. That ground system eventually gets b; /archives//html/RFI/2015-01/msg00134.html (11,736 bytes)

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