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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+Broken\s+Johnny\-ball\s+insulators\s*$/: 9 ]

Total 9 documents matching your query.

1. [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 23 Oct 2003 09:36:31 -0400
Yesterday I discovered that the three ceramic "Johnny-ball" insulators that isolate my bottom guy-set from the tower are all broken. They have been up 8 years and are the only strain insulators left
/archives//html/Towertalk/2003-10/msg00523.html (8,706 bytes)

2. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: "Richard M. Gillingham" <rmoodyg@bellsouth.net>
Date: Thu, 23 Oct 2003 09:48:55 -0400
Maybe ice sliding down the guy, hitting the top of the insulator?? Dunno.. Good luck, Gil, W1RG (in sunny South Florida) -- Original Message -- From: "Pete Smith" <n4zr@contesting.com> To: <towertalk
/archives//html/Towertalk/2003-10/msg00524.html (9,786 bytes)

3. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Cqtestk4xs@aol.com
Date: Thu, 23 Oct 2003 09:57:40 EDT
I recently replaced some of my ceramic insulators when I was putting up my fiberglass cable. I found the same thing on many of them, but several also had arc-marks. Lightning? Bill K4XS _____________
/archives//html/Towertalk/2003-10/msg00526.html (7,724 bytes)

4. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 23 Oct 2003 10:51:10 -0400
At 09:57 AM 10/23/03 -0400, Cqtestk4xs@aol.com wrote: In a message dated 10/23/03 1:37:27 PM Greenwich Standard Time, n4zr@contesting.com writes: But I'm really curious what would cause such a failur
/archives//html/Towertalk/2003-10/msg00531.html (8,550 bytes)

5. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Cqtestk4xs@aol.com
Date: Thu, 23 Oct 2003 11:02:49 EDT
I have taken a number of hits on my towers over the last few years since 1998. I have seen firsthand as the lightning hit the towers during thunderstorms. Fortunately, most of the hits have gone down
/archives//html/Towertalk/2003-10/msg00533.html (7,976 bytes)

6. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 23 Oct 2003 12:36:36 -0400
At 10:31 AM 10/23/03 -0500, you wrote: Pete, you know Johnny-Balls have an up side and a down side, don't you? If you don't, I bet this could be at the bottom of it. They are designed to sweat moistu
/archives//html/Towertalk/2003-10/msg00534.html (8,686 bytes)

7. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: "utahfolk" <utahfolk@xmission.com>
Date: Thu, 23 Oct 2003 16:56:46 +0100
The phenomena is well understood ... by a few. The major cause of damage from lightning is due to acoustics. (a/k/a ... thunder). In this case the insulators have suffered environmental fissures/crac
/archives//html/Towertalk/2003-10/msg00536.html (10,169 bytes)

8. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Roger D Johnson <n1rj@pivot.net>
Date: Thu, 23 Oct 2003 14:00:22 -0400
Cqtestk4xs@aol.com wrote: I have heard tales of people hearing snapping and popping at the insulators as storms approach on broadcast towers. I would imagine it happens on a grander scale from a ligh
/archives//html/Towertalk/2003-10/msg00538.html (8,799 bytes)

9. Re: [TowerTalk] Broken Johnny-ball insulators (score: 1)
Author: Dave Hachadorian <k6ll@juno.com>
Date: Thu, 23 Oct 2003 13:09:08 +0000
On Thu, 23 Oct 2003 12:36:36 -0400 Pete Smith <n4zr@contesting.com> writes: I didn't know that either. I went out to inspect mine and found one upside down. I told my wife that one of my Johnny-Balls
/archives//html/Towertalk/2003-10/msg00539.html (8,853 bytes)


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