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1. [TowerTalk] Station Ground (score: 1): Author: N6KJ <n6kj@yahoo.com>; Date: Fri, 14 Jan 2005 13:39:05 -0800 (PST); How do people attach their rigs to a bus-bar (or similar)? The bigger the ground wire the better, but most rigs/amps have small, somewhat fragile grounding posts. How do others out there connect a ni; /archives//html/Towertalk/2005-01/msg00499.html (9,321 bytes)
2. Re: [TowerTalk] Station Ground (score: 1): Author: Richard Zalewski <dick.w7zr@gmail.com>; Date: Fri, 14 Jan 2005 15:02:45 -0700; I will probably get beat up on this but what I have is a 6'x3"x1/4" aluminum bar behind my operating position. It is drilled and tapped every 6". Then at the end I have a 1/4 x 20 bolt that I attache; /archives//html/Towertalk/2005-01/msg00501.html (11,370 bytes)
3. Re: [TowerTalk] Station Ground (score: 1): Author: "K8RI on Tower Talk" <k8ri-tower@charter.net>; Date: Fri, 14 Jan 2005 17:16:00 -0500; Sounds good to me. What I use here: The bare #2 that gets used for the grounding network runs on into the basement and up into the shack. Here it is harnessed across the back side of the desk and has; /archives//html/Towertalk/2005-01/msg00502.html (12,893 bytes)
4. Re: [TowerTalk] Station Ground (score: 1): Author: Charlie <ad5th@direcway.com>; Date: Fri, 14 Jan 2005 16:25:05 -0600; I use ring terminals crimped then soldered. I have to agree that the size of the ground terminals on most rigs does prevent the easy use of a larger gauge ground wire. My station ground rod is about; /archives//html/Towertalk/2005-01/msg00503.html (11,665 bytes)
5. Re: [TowerTalk] Station Ground (score: 1): Author: N6KJ <n6kj@yahoo.com>; Date: Fri, 14 Jan 2005 14:37:52 -0800 (PST); OK, I've gotten several responses to my station ground question. Nearly all of them have described a ground system with "beefy" (#0 or #2 stranded) wire connecting a bus-bar in the shack to a ground; /archives//html/Towertalk/2005-01/msg00504.html (9,660 bytes)
6. RE: [TowerTalk] Station Ground (score: 1): Author: "Keith Dutson" <kjdutson@earthlink.net>; Date: Fri, 14 Jan 2005 16:47:04 -0600; I use the Harger copper bar available from AES. It came with hardware and a few straps to connect equipment. It's easy to make more straps if you have some copper braid and terminals. The Harger bar; /archives//html/Towertalk/2005-01/msg00505.html (10,860 bytes)
7. Re: [TowerTalk] Station Ground (score: 1): Author: "Pat Barthelow" <aa6eg@hotmail.com>; Date: Fri, 14 Jan 2005 14:49:24 -0800; Kelly, and TT: One reason for the desirability of broad, flat ground conductors at RF, is that the series inductance of such is much less than "round" conductors of any manageable size... While a nar; /archives//html/Towertalk/2005-01/msg00507.html (10,763 bytes)
8. Re: [TowerTalk] Station Ground (score: 1): Author: Joe Giacobello <k2xx@swva.net>; Date: Fri, 14 Jan 2005 17:50:06 -0500; For heavy gauge wire, I would use a solder lug or crimp connector lug suitably sized to accept the wire. 73, Joe N6KJ wrote: How do people attach their rigs to a bus-bar (or similar)? The bigger the; /archives//html/Towertalk/2005-01/msg00508.html (10,334 bytes)
9. Re: [TowerTalk] Station Ground (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Fri, 14 Jan 2005 16:55:48 -0600; It's all part of fooling ourselves about the basic physics. The impedance of a conductor at RF is FAR more dependent on its INDUCTANCE than upon its resistance. So the only value of that "beefy" wire; /archives//html/Towertalk/2005-01/msg00509.html (9,841 bytes)
10. Re: [TowerTalk] Station Ground (score: 1): Author: "Gene Smar" <ersmar@comcast.net>; Date: Fri, 14 Jan 2005 18:04:06 -0500; David: The beefy wires are used to minimize the inductance of LONG ground leads, e.g., from your desk to the ground rod. The shorter leads from the rig to the ground bus can be of smaller gauge as th; /archives//html/Towertalk/2005-01/msg00511.html (11,168 bytes)
11. Re: [TowerTalk] Station Ground (score: 1): Author: "Frank Donovan" <donovanf@erols.com>; Date: Fri, 14 Jan 2005 18:22:52 -0500; Station ground bus bars are an obsolete grounding practice, modern design practices provide far superior AC power safety and lightning protection. Grounding serves several purposes, including: - elec; /archives//html/Towertalk/2005-01/msg00512.html (9,036 bytes)
12. Re: [TowerTalk] Station Ground (score: 1): Author: "K8RI on Tower Talk" <k8ri-tower@charter.net>; Date: Fri, 14 Jan 2005 18:27:25 -0500; And the braid can be dressed out into a wide flat low inductance piece from the connector at the rig to the buss bar or heavy cable. Roger Halstead (K8RI, EN73 & ARRL Life Member) N833R, World's Olde; /archives//html/Towertalk/2005-01/msg00515.html (12,629 bytes)
13. Re: [TowerTalk] Station Ground (score: 1): Author: "Michael Tope" <W4EF@dellroy.com>; Date: Fri, 14 Jan 2005 15:32:19 -0800; I got a long piece of 1" copper water pipe and put wooden dowel rod inside. Then I drilled holes all the way through the pipe every few inches for pipe from deforming too much when I tighten the scre; /archives//html/Towertalk/2005-01/msg00516.html (10,554 bytes)
14. Re: [TowerTalk] Station Ground (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 14 Jan 2005 15:36:11 -0800; At 01:39 PM 1/14/2005, you wrote: How do people attach their rigs to a bus-bar (or similar)? The bigger the ground wire the better, WHy would you necessarily want a huge wire? How much current do you; /archives//html/Towertalk/2005-01/msg00517.html (11,214 bytes)
15. Re: [TowerTalk] Station Ground (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 14 Jan 2005 15:44:47 -0800; At 02:49 PM 1/14/2005, you wrote: Kelly, and TT: One reason for the desirability of broad, flat ground conductors at RF, is that the series inductance of such is much less than "round" conductors of; /archives//html/Towertalk/2005-01/msg00519.html (11,895 bytes)
16. Re: [TowerTalk] Station Ground (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Fri, 14 Jan 2005 17:45:38 -0600; Huh? Could you please explain exactly why? A circuit diagram might help. Jim _______________________________________________ See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Wea; /archives//html/Towertalk/2005-01/msg00520.html (9,208 bytes)
17. Re: [TowerTalk] Station Ground (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Fri, 14 Jan 2005 19:07:04 -0500; If you depend on the station ground for ANY type of RF reference, you have a poorly designed system. Now I admit in some cases, people have no choice but to have a crummy RF system. For example someo; /archives//html/Towertalk/2005-01/msg00521.html (10,103 bytes)
18. Re: [TowerTalk] Station Ground (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 14 Jan 2005 16:14:37 -0800; It's all part of fooling ourselves about the basic physics. The impedance of a conductor at RF is FAR more dependent on its INDUCTANCE than upon its resistance. So the only value of that "beefy" wire; /archives//html/Towertalk/2005-01/msg00522.html (11,971 bytes)
19. Re: [TowerTalk] Station Ground (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 14 Jan 2005 16:16:01 -0800; At 03:22 PM 1/14/2005, Frank Donovan wrote: Station ground bus bars are an obsolete grounding practice, modern design practices provide far superior AC power safety and lightning protection. <snip> 7; /archives//html/Towertalk/2005-01/msg00523.html (7,813 bytes)
20. Re: [TowerTalk] Station Ground (score: 1): Author: bob finger <finger@goeaston.net>; Date: Fri, 14 Jan 2005 19:42:56 -0500; I well recall the first time I was at W3LPL to set up a radio for a contest. No ground buss anywhere. I was not surprised nor was I concerned. Not many have a more sophisticated M/M station than does; /archives//html/Towertalk/2005-01/msg00524.html (8,114 bytes)

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