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21. Re: [TowerTalk] Balun Question (score: 1): Author: "Rick Karlquist" <richard@karlquist.com>; Date: Fri, 6 Aug 2010 12:17:45 -0700; I'm not sure how you define "success" but if you measure the typical commercial 1:1 air balun in a plastic pipe on a 4 port network analyzer, you will see that it is a train wreck in terms of both mi; /archives//html/Towertalk/2010-08/msg00159.html (7,969 bytes)
22. [TowerTalk] balun question (score: 1): Author: Corboy - Poteet <disorder@sbcglobal.net>; Date: Sat, 7 May 2011 15:35:44 -0500; Is the "un" end of a balun (in particular a 4:1 balun) actually "stateless"? That is, could I attach a balanced feedline (ladder) to the "un" connection (modified to replace the coax connector with a; /archives//html/Towertalk/2011-05/msg00090.html (6,922 bytes)
23. Re: [TowerTalk] balun question (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Sun, 08 May 2011 16:14:30 +0100; Yes, if it's a 4:1 Guanella balun. Steve G3TXQ _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://l; /archives//html/Towertalk/2011-05/msg00093.html (6,882 bytes)
24. [TowerTalk] Balun Question (score: 1): Author: "David Jordan" <wa3gin@comcast.net>; Date: Sun, 9 Oct 2011 23:44:53 -0400; Putting up a Hy-gain Explorer 14 with 40m extension. The antenna came with the Hy-Gain Voltage Balun (the little black plastic box). I'm tempted to remove the BN-1 (50ohm 1:1 voltage balun) from the; /archives//html/Towertalk/2011-10/msg00123.html (6,575 bytes)
25. Re: [TowerTalk] Balun Question (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 09 Oct 2011 21:04:51 -0700; Two approaches, take your pick. 1) Keep the Hy-gain balun there and add a ferrite coax choke per my cookbook. 2) Ditch the Hy-gain balun and add a ferrite choke per my cookbook. http://audiosystemsgr; /archives//html/Towertalk/2011-10/msg00124.html (7,516 bytes)
26. [TowerTalk] Balun question (score: 1): Author: CAROL RICHARDS <n2mm@comcast.net>; Date: Sat, 9 Oct 2021 15:14:02 -0400 (EDT); Hello all, I have two questions which I hope someone will be able to answer... 1. I have acquired a large supply of 75 ohm ( aka RG 11) CATV hardline from the local CATV company. They were even kind; /archives//html/Towertalk/2021-10/msg00050.html (7,245 bytes)
27. Re: [TowerTalk] Balun question (score: 1): Author: Gary <gary_mayfield@hotmail.com>; Date: Sun, 10 Oct 2021 22:37:47 +0000; Carol, I believe I am one of the authors of the April 2021 QST article you referring too. I would have never thought to run high power through a type 'F' connector, and was a little surprised at what; /archives//html/Towertalk/2021-10/msg00051.html (9,177 bytes)
28. Re: [TowerTalk] Balun question (score: 1): Author: David Gilbert <ab7echo@gmail.com>; Date: Sun, 10 Oct 2021 16:44:22 -0700; Two observations: 1. 1500 watts would be about 335 volts RMS into 75 ohms, but peak voltage is about 475 volts. Presumably the F-connector specs have some margin built it, but still ... 2. I don't; /archives//html/Towertalk/2021-10/msg00052.html (10,719 bytes)
29. Re: [TowerTalk] Balun question (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Oct 2021 16:46:54 -0700; Hi Carol, This "balun" is really a common mode choke, and while it adds inductance to the common mode circuit, that circuit includes the feedline, and in the common mode circuit, it becomes part of t; /archives//html/Towertalk/2021-10/msg00053.html (8,936 bytes)
30. Re: [TowerTalk] Balun question (score: 1): Author: Gary <gary_mayfield@hotmail.com>; Date: Mon, 11 Oct 2021 01:33:32 +0000; 1. The F connector has a peak rating of 1200 V RMS, but I totally agree I would not be comfortable using it. 2. We had access to a way to test up to a 1000 Vdc. All of the rest of the test equipment; /archives//html/Towertalk/2021-10/msg00054.html (12,186 bytes)
31. Re: [TowerTalk] Balun question (score: 1): Author: <john@kk9a.com>; Date: Sun, 10 Oct 2021 22:22:16 -0400; I would not want an F connector on any of my TX antennas. I do not have any RG11 however I thought that a standard PL-259 such as an 83-1SP fits that cable perfectly. John KK9A Hello all, I have two; /archives//html/Towertalk/2021-10/msg00055.html (8,450 bytes)
32. Re: [TowerTalk] Balun question (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Oct 2021 19:27:11 -0700; Two observations: 1. 1500 watts would be about 335 volts RMS into 75 ohms, but peak voltage is about 475 volts. Presumably the F-connector specs have some margin built it, but still ... 2. I don't; /archives//html/Towertalk/2021-10/msg00056.html (10,731 bytes)
33. Re: [TowerTalk] Balun question (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Oct 2021 19:34:12 -0700; I have a lot of it, both Belden 8213 and Davis RF-branded with the same specs (and I measured loss, Zo, and VF). The fit quite well into 83-1SP connectors. But remember, Most RG-numbers are NOT a spe; /archives//html/Towertalk/2021-10/msg00057.html (8,191 bytes)
34. Re: [TowerTalk] Balun question (score: 1): Author: Ignacy Misztal <no9e@arrl.net>; Date: Mon, 11 Oct 2021 12:07:53 -0400; RG11 possibly would withstand many KW. Its loss on 40m is miniscule, around 0.4 db/100'. Even the loss of the smaller RG6 is negligible (0.7 db/100'). I use Commscope Rg6 ($80 for 1000') in my 4 sq o; /archives//html/Towertalk/2021-10/msg00058.html (9,807 bytes)
35. Re: [TowerTalk] Balun question (score: 1): Author: <sawyered@earthlink.net>; Date: Mon, 11 Oct 2021 12:53:20 -0400; Ditto..run, don't walk, from the F Connectors. Don't even think about transmitting through them. F Connectors are really fine for receiving antennas like loops or beverages, but it would give me the; /archives//html/Towertalk/2021-10/msg00059.html (7,481 bytes)
36. Re: [TowerTalk] Balun question (score: 1): Author: Steve Maki <lists@oakcom.org>; Date: Mon, 11 Oct 2021 14:00:47 -0400; Carol, Your first question was not clear - is it RG-11 style or hardline coax that you have? If it's RG-11 braided cable you should take the suggestions and replace the F connectors with PL-259's. If; /archives//html/Towertalk/2021-10/msg00060.html (9,649 bytes)
37. Re: [TowerTalk] Balun question (score: 1): Author: Ignacy Misztal <no9e@arrl.net>; Date: Sat, 23 Oct 2021 22:31:42 -0400; Regarding the power handling of the F connector... I just unpacked 2m9x, the 9 element for 2m by M2. It has a phasing line (or balun) made of RG6 (60% coverage) and flimsy looking crimp type F connec; /archives//html/Towertalk/2021-10/msg00169.html (13,359 bytes)

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