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Total 31 documents matching your query.

21. Re: [RFI] ISOBAR (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Tue, 18 Sep 2012 13:39:02 -0400; Two questions: 1) That 40 feet of bare #2 wire between the entrance panel and power line ground - I assume it is run outside, and if so, how many ground rods are on it? 2) Does the wire provide all o; /archives//html/RFI/2012-09/msg00121.html (18,455 bytes)
22. Re: [RFI] ISOBAR (score: 1): Author: Pete Smith N4ZR <n4zr@contesting.com>; Date: Tue, 18 Sep 2012 16:35:43 -0400; Answers interspersed. 73, Pete N4ZR The World Contest Station Database, at www.conteststations.com The Reverse Beacon Network at http://reversebeacon.net, blog at reversebeacon.blogspot.com, spots at; /archives//html/RFI/2012-09/msg00125.html (11,537 bytes)
23. Re: [RFI] ISOBAR (score: 1): Author: "Dale Svetanoff" <svetanoff@earthlink.net>; Date: Tue, 18 Sep 2012 21:15:39 -0500; Pete, Thanks for the detailed reply. Yes, given the second floor shack location (which I had in my younger days), I agree with your contention about disconnect being the most effective approach. You; /archives//html/RFI/2012-09/msg00126.html (11,527 bytes)
24. Re: [RFI] ISOBAR (score: 1): Author: Pete Smith N4ZR <n4zr@contesting.com>; Date: Wed, 19 Sep 2012 06:43:16 -0400; Hi Dale - Yes, I do disconnect at the point of entry to the shack, and no, there was no evidence of scorching on the roof. I was in the shack when the hit occurred, and it was very loud and seemingly; /archives//html/RFI/2012-09/msg00128.html (14,385 bytes)
25. Re: [RFI] ISOBAR (score: 1): Author: "Dale Svetanoff" <svetanoff@earthlink.net>; Date: Wed, 19 Sep 2012 10:54:50 -0500; Roger, You make some interesting comments. Please scroll down and see my inserted remarks. Thank you. 73, Dale Svetanoff, WA9ENA Sr EMC Engineer E-N-A Systems, LLC Specializing in shielding applicati; /archives//html/RFI/2012-09/msg00129.html (22,247 bytes)
26. Re: [RFI] ISOBAR (score: 1): Author: David Robbins <k1ttt@verizon.net>; Date: Wed, 19 Sep 2012 11:22:49 -0500 (CDT); Sep 19, 2012 11:55:43 AM, svetanoff@earthlink.net wrote: " I have 2 aluminum entrance panels: a small one on the south end of the house and a large one on the north end, 54 feet apart. They are both; /archives//html/RFI/2012-09/msg00130.html (9,004 bytes)
27. Re: [RFI] ISOBAR (score: 1): Author: "Dale Svetanoff" <svetanoff@earthlink.net>; Date: Wed, 19 Sep 2012 13:24:00 -0500; David, All I can say about my post is this: IT WORKS. YES, the power ground "bounces" up and down to the tune of lotsa' kV, no doubt about it, during a strike. However, ALL of the grounds are bouncin; /archives//html/RFI/2012-09/msg00131.html (13,387 bytes)
28. Re: [RFI] ISOBAR (score: 1): Author: David Robbins <k1ttt@verizon.net>; Date: Wed, 19 Sep 2012 13:41:23 -0500 (CDT); it may have worked so far, but it still has that hole in it. and it is the 'phase differential' as you like to call it that causes the problem... though it is better called the propagation speed of t; /archives//html/RFI/2012-09/msg00132.html (13,637 bytes)
29. Re: [RFI] ISOBAR (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Wed, 19 Sep 2012 17:18:20 -0400; All I can say about my post is this: IT WORKS. YES, the power ground "bounces" up and down to the tune of lotsa' kV, no doubt about it, during a strike. However, ALL of the grounds are bouncing at on; /archives//html/RFI/2012-09/msg00133.html (15,429 bytes)
30. Re: [RFI] ISOBAR (score: 1): Author: Michael Coslo <mjc5@psu.edu>; Date: Wed, 19 Sep 2012 21:00:29 -0400; Sounds familiar. At our Mountaintop facility, we unplug all the radios, disconnect all the antennas from a patch panel when not in use. should be enough. Last year, several pieces of equipment, two o; /archives//html/RFI/2012-09/msg00134.html (8,722 bytes)
31. Re: [RFI] ISOBAR (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Wed, 19 Sep 2012 21:50:08 -0400; And a really close strike can induce substantial voltages in interconnecting wires. A lightning strike a mile away can induce well over a 1000 volts per meter of wire so think what a close one can do; /archives//html/RFI/2012-09/msg00135.html (9,437 bytes)

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