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Total 15 documents matching your query.

1. Topband: 2 wire beverage (score: 1): Author: jend@midway.uchicago.edu (Gerard Jendraszkiewicz); Date: Thu, 21 Sep 2000 07:56:23 -0500; Hello All, I am planning to put up a 2 wire beverage. What is done for the ends of the antenna. I have read several articles that you can leave one wire open and ground the other ? Another scheme is; /archives//html/Topband/2000-09/msg00118.html (7,365 bytes)
2. Topband: 2 wire beverage (score: 1): Author: w8ji@contesting.com (Tom Rauch); Date: Thu, 21 Sep 2000 15:15:02 -0400; Hi Jerry, That won't work very well. The theory behind that concept is totally wrong. It is not the electrical equivalent of a reflection transformer. I wrote a tech note in Communications Quarterly; /archives//html/Topband/2000-09/msg00123.html (8,183 bytes)
3. Topband: 2 wire beverage (score: 1): Author: i4jmy@iol.it (Maurizio Panicara); Date: Fri, 22 Sep 2000 09:49:11 +0200; Leaving one wire open and grounding the other you typically achieve 12 dB F/B that's finally not bad; the primary windings of transformers at RX side need always to be alternatively terminated when n; /archives//html/Topband/2000-09/msg00124.html (7,688 bytes)
4. Topband: 2 wire beverage (score: 1): Author: w8ji@contesting.com (Tom Rauch); Date: Fri, 22 Sep 2000 08:20:38 -0400; Hi Mauri, I respectfully disagree with this: The F/B ratio will vary greatly with antenna length, and never be much more than transmission loss through the antenna for common mode current. Grounding; /archives//html/Topband/2000-09/msg00127.html (8,546 bytes)
5. Topband: 2 wire beverage (score: 1): Author: i4jmy@iol.it (Maurizio Panicara); Date: Fri, 22 Sep 2000 18:42:30 +0200; Hi Tom, althought agreeing with you in theory, let me insist, if I say something it's because I repeatitively tested on field, not just. One wire grounded and one floating did produce that amount of; /archives//html/Topband/2000-09/msg00132.html (8,230 bytes)
6. Topband: 2 wire beverage (score: 1): Author: earlham@radiks.net (Iowaguy); Date: Fri, 22 Sep 2000 20:04:34 -0500; 2 wire beverages can be used successfully in a variety of configurations. I use 2 number 18 military surplus telephone wire side by side with an approximate spacing of 10". I use the K1FZ feed and te; /archives//html/Topband/2000-09/msg00134.html (7,664 bytes)
7. Topband: 2 Wire Beverage (score: 1): Author: n1eu@hotmail.com (Barry N1EU); Date: Fri, 03 Dec 1999 21:04:17 EST; I'm about to install a 2 wire Beverage (580ft, 7ft high, 14AWG) and would appreciate advice on: 1)Use an end termination transformer (wind my own) or just ground/float the far end? 2)Okay to let the; /archives//html/Topband/1999-12/msg00043.html (6,936 bytes)
8. Topband: 2 wire beverage (score: 1): Author: Cqtestk4xs@aol.com; Date: Tue, 24 Aug 2004 20:34:00 EDT; OK, so maybe a two wire switchable may not be the way to go. How about placing them parallel about 15 feet apart...one facing northwest, and one facing southeast? Any interaction? Any need to ground; /archives//html/Topband/2004-08/msg00066.html (6,474 bytes)
9. Re: Topband: 2 wire beverage (score: 1): Author: "Ford Peterson" <ford@cmgate.com>; Date: Tue, 24 Aug 2004 22:28:39 -0500; I don't think I have a problem with the two wire switchable arrangement. The only trouble with them that I can see is the complexity. Your mileage may vary depending on your conditions. If you build; /archives//html/Topband/2004-08/msg00070.html (7,240 bytes)
10. Re: Topband: 2 wire beverage (score: 1): Author: Jon Zaimes AA1K <jz73@verizon.net>; Date: Wed, 25 Aug 2004 09:10:58 -0400; Hi Bill, I have run some that close with no problem. I think rule of thumb is to keep them at least as much distance apart as they height above ground. Mine are typically 10 feet high. 73/Jon AA1K __; /archives//html/Topband/2004-08/msg00073.html (7,854 bytes)
11. Re: Topband: 2 wire beverage (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Wed, 25 Aug 2004 09:42:39 -0400; go. How about northwest, and one facing when the other is being that it will fit. Even 290' bevs don't >work well due to buildings, antennas, roads, etc. Think about this and the other similar comme; /archives//html/Topband/2004-08/msg00075.html (8,551 bytes)
12. Re: Topband: 2 wire beverage (score: 1): Author: "Herbert Schoenbohm" <herbs@vitelcom.net>; Date: Wed, 25 Aug 2004 10:12:06 -0300; Ford, The spacing of 15 feet should not be much of a problem. Although I have not modeled this termination of each wire will establish the pattern. The mutual coupling of the wires may cause some pat; /archives//html/Topband/2004-08/msg00077.html (9,688 bytes)
13. Re: Topband: 2 wire beverage (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Wed, 25 Aug 2004 10:42:40 -0400; Although I have not pattern. The distortion but for a low could always check direction and also believe that grounding Minimum coupling should be where the unused wire is terminated in both directio; /archives//html/Topband/2004-08/msg00078.html (8,399 bytes)
14. Re: Topband: 2 wire beverage (score: 1): Author: Hardy Landskov <n7rt@cox.net>; Date: Wed, 25 Aug 2004 17:07:38 -0700; Hi Bill, I did what you suggested and they seemed to work ok. I actually had one wire on top of another separated by 12 inches running along a 330 ft concrete fence. Both Beverages were grounded all; /archives//html/Topband/2004-08/msg00087.html (8,597 bytes)
15. Topband: 2 wire beverage (score: 1): Author: "D Andersen" <w7dddd@msn.com>; Date: Wed, 25 Aug 2004 19:22:49 -0700; Hello All, I center feed most of my 2 wire Beverage antennas and this works fine too. My biggest problem is damage caused by the antlers of Deer and chewing damage caused by Coyotes and Javalina's(wi; /archives//html/Topband/2004-08/msg00088.html (7,595 bytes)

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