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181. [TowerTalk] re Gap Voyager gotchas (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sat, 01 Jul 2006 17:52:17 +0000; thanks Jim; I also thought about modifying the Voyager and turning it into something else but then I thought if I'm gg to do that, I may as well just buy aluminum pipe sections, or a steel pushup mas; /archives//html/Towertalk/2006-07/msg00007.html (7,844 bytes)
182. [TowerTalk] Aluminum radials (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Fri, 14 Jul 2006 18:44:43 +0000; I've been told that at one time WOR tried Al radials because people kept pulling up the copper ones for the scrap metal value, but they abandoned aluminum because it didn't work out. rob / k5uj _____; /archives//html/Towertalk/2006-07/msg00514.html (7,934 bytes)
183. [TowerTalk] 1100 foot tower for a buck (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Tue, 01 Aug 2006 22:02:20 +0000; 1100 foot tower for a buck http://cgi.ebay.com/1-109-Ft-Tall-Guyed-Broadcast-Tower_W0QQitemZ250012574063QQihZ015QQcategoryZ4667QQrdZ1QQcmdZViewItem Ebay 250012574063 rob / k5uj ______________________; /archives//html/Towertalk/2006-08/msg00019.html (7,133 bytes)
184. [TowerTalk] FS: AM 180 foot Rohn Tower (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sun, 06 Aug 2006 13:59:16 +0000; posting this for Don Roden, WA4NPL. Don has an AM bc R45 tower for sale: 180 feet of Rohn 45 with Lapp base insulator and all guywires and guy insulators. painted FAA red/white and galv. is fine. $27; /archives//html/Towertalk/2006-08/msg00163.html (7,201 bytes)
185. [TowerTalk] QST on drugs (was: 2006 Top Ten Chutzpah ...) (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 24 Aug 2006 14:39:20 +0000; What's worse is the editorial content in Aug. QST: 1. On p. 21 is something called a "fractal antenna" which appears to be a weird 12 sided wood table top with a hole in the middle, hanging somehow f; /archives//html/Towertalk/2006-08/msg00783.html (8,130 bytes)
186. [TowerTalk] ground rod tip (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 31 Aug 2006 18:12:34 +0000; most rods are machined at the ends to make them pointy, but usually one end is fairly blunt compared to the opposite end. before driving in, take the end that is the most conical and file it down unt; /archives//html/Towertalk/2006-08/msg01187.html (7,207 bytes)
187. [TowerTalk] WSJ: Home copper thefts rise (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Wed, 06 Sep 2006 16:24:53 +0000; Today's Wall St. Jour. on p. D1 reports that the record high scrap copper price is causing a wave of copper thefts from homes across the U.S. Most of the thefts involve ravaging outdoor central air c; /archives//html/Towertalk/2006-09/msg00252.html (8,082 bytes)
188. Re: [TowerTalk] 160m vertical (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Wed, 27 Sep 2006 14:44:15 +0000; for 160 essentially, the more height/loading the better (up to a point, around 190 degrees, beyond which you start getting all kinds of high angle lobes, but not too many hams have insulated base fed; /archives//html/Towertalk/2006-09/msg00887.html (8,529 bytes)
189. Re: [TowerTalk] Towers and Open Wire Feeder (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 28 Sep 2006 16:56:22 +0000; In the early days of balanced rotatable antennas (quads, yagis, LPs) hams fed these directly with open wire because coax was either not developed or not freely available. The problem of getting aroun; /archives//html/Towertalk/2006-09/msg00943.html (9,543 bytes)
190. Re: [TowerTalk] tower insulators (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 28 Sep 2006 17:14:35 +0000; You're thinking of the ceramic oil filled broadcast tower insulators that used to be made by Lapp. These are now made/sold by Austin. http://www.austininsulators.com They are kind of expensive and yo; /archives//html/Towertalk/2006-09/msg00944.html (9,068 bytes)
191. [TowerTalk] re Balun for vertical (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sat, 07 Oct 2006 18:57:08 +0000; I had a huge coax choke at the feedpoint of my 160 m. inverted L (see http://www.qrz.com/K5UJ for a photo). It was made with 100 feet of 213 wound on a 20 gal. garbage can, which had around a 16 or 1; /archives//html/Towertalk/2006-10/msg00209.html (8,337 bytes)
192. [TowerTalk] Turnbuckle Vandalism (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Wed, 11 Oct 2006 17:06:51 +0000; <<Hmmm, Maybe a couple of: "DANGER HIGH RF AREA, known to cause cancer via immediate absorption of RF in the human body" signs would be useful.>> I hope this was a joke. There has never been any legi; /archives//html/Towertalk/2006-10/msg00336.html (8,913 bytes)
193. [TowerTalk] re coax jumpers help (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Wed, 18 Oct 2006 17:15:27 +0000; hi Tommy, I checked the cablexperts price and they now want $23 for one 3 foot 213 jumper with the uhf males on the ends! ouch, what are the raw materials costing, around $7?--that's a nice profit. I; /archives//html/Towertalk/2006-10/msg00484.html (8,594 bytes)
194. Re: [TowerTalk] re coax jumpers help (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 19 Oct 2006 14:54:02 +0000; I don't want to get into a debate over a trivial subject so in one reply I'll simply state that 15 cablexperts 3' 213 jumpers costs around $350. As a cost, that's a heck of a lot for some hams; for o; /archives//html/Towertalk/2006-10/msg00523.html (9,240 bytes)
195. [TowerTalk] 8X on HF (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sun, 22 Oct 2006 00:59:23 +0000; Besides VHF, I don't find 8x all that great for long runs on the high HF bands either. At 28 MHz, 700 w. into 150 feet of 8x at 1:1 swr will deliver 400 w. to the load. I would rather have a lower lo; /archives//html/Towertalk/2006-10/msg00626.html (7,095 bytes)
196. [TowerTalk] re Soldering PL259s (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Mon, 06 Nov 2006 18:21:31 +0000; ur problem is that the connector is so massive, it's sinking all the heat out of ur iron. U need a lot of heat to quickly heat up the connector, and get the solder flowing and get off it before the d; /archives//html/Towertalk/2006-11/msg00100.html (8,571 bytes)
197. [TowerTalk] re Soldering PL259s -- What I do (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Tue, 07 Nov 2006 03:56:56 +0000; I hate to be the doubting thomas but this method wouldn't seem to me to work as well on all types of RG8 size feed, like the coax with the foil. If I understand it right, the jacket doesn't continue; /archives//html/Towertalk/2006-11/msg00122.html (8,046 bytes)
198. Re: [TowerTalk] copper wire prices (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Thu, 16 Nov 2006 23:58:27 +0000; Copper has been extremely high now for at least 6 months. If you have not been out to buy strap or wire in awhile you'll be in for a shock. The reasons are simple supply and demand. There may be a de; /archives//html/Towertalk/2006-11/msg00352.html (11,609 bytes)
199. [TowerTalk] 160 m. antenna ideas (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sun, 19 Nov 2006 00:18:32 +0000; Re shunt feeding the tower: What is really being discussed is constructing a ~ 1/4 wave folded monopole vertical (I hate the term "shunt feed." It is one of those ham terms that means something if yo; /archives//html/Towertalk/2006-11/msg00394.html (7,695 bytes)
200. [TowerTalk] HF vertical opinions (score: 1): Author: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>; Date: Sun, 26 Nov 2006 17:28:37 +0000; I don't think the no. of radials and their length affect the angle of maximum radiation in the vertical plain anywhere nearly as much as the length of the vertical radiator. the no. of radials and th; /archives//html/Towertalk/2006-11/msg00684.html (7,406 bytes)

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