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References: [ +from:spelunk.sueno@prodigy.net: 242 ]

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181. [TowerTalk] Lightning Observation (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Mon, 23 Jul 2001 12:54:29 -0400; Ford: That continuous arcing after the bolt of lightning is known as power follow-through. The lightning induces a voltage spike into the power network and arcs over the surfaces of insulators weaken; /archives//html/Towertalk/2001-07/msg00419.html (11,312 bytes)
182. [TowerTalk] Routing Cables - Tower to shack (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Mon, 23 Jul 2001 14:14:39 -0400; TT: So I conclude that lightning energy impinging on a buried coax cable will at most have a surface/shield current flowing on it, which can be shunted to ground by a properly applied ground connecti; /archives//html/Towertalk/2001-07/msg00422.html (12,616 bytes)
183. [TowerTalk] Fw: reply (Bencher Skyhawk wind area) (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Mon, 23 Jul 2001 23:07:30 -0400; TT: Here is Bencher's reply to my query about whether I correctly calculated the wind area of their Skyhawk tribander (I calculated 12+ sqft of element area alone, and their specs say 8.5 sqft.) Also; /archives//html/Towertalk/2001-07/msg00440.html (9,965 bytes)
184. [TowerTalk] How high should my Tower be for 10-20 Meters? (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 26 Jul 2001 14:39:29 -0400; Nathaniel: I would second Joe Subich K4IK's recommendation against unguyed Rohn tower at that height and recommending the Trylon self-supporting tower series. I'm in the process of putting up a 64-fo; /archives//html/Towertalk/2001-07/msg00514.html (9,601 bytes)
185. [TowerTalk] Freestanding Towers (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 26 Jul 2001 16:34:01 -0400; Nathaniel: I, too, have no way to get a crane close to the tower site (OK - it'll cost me a lot of bucks, too.) So I'm building my Trylon piece by piece above me as I climb it. I first fully assemble; /archives//html/Towertalk/2001-07/msg00519.html (9,810 bytes)
186. [TowerTalk] Freestanding Towers (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 26 Jul 2001 22:12:45 -0400; Steve: I'm not using a gin pole mainly because I don't own one or know where to get one around here. (Maybe that will scare a few sources out of the weeds.) Thanks for the suggestion, though. 73 de G; /archives//html/Towertalk/2001-07/msg00529.html (9,344 bytes)
187. [TowerTalk] T2X repairs (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Fri, 27 Jul 2001 13:26:58 -0400; Without a doubt - Norm's Rotor Service. Not sure of web address but his e-mail is RotorNorm@aol.com (last time I wrote to him.) I have no business connection with him, but we're both members of PVRC.; /archives//html/Towertalk/2001-07/msg00554.html (8,837 bytes)
188. [TowerTalk] (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Sat, 28 Jul 2001 12:06:25 -0400; Gary: I have just one word for you. Are you listening? http://www.qsl.net/n1lo/towers.txt . 73 de Gene Smar AD3F P.S. Let us know what you think of Mark's site. --Original Message-- From: Gary B ( RV; /archives//html/Towertalk/2001-07/msg00606.html (10,318 bytes)
189. [TowerTalk] painting and camoflage (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Sat, 28 Jul 2001 12:10:52 -0400; Check out the QST for April of 1966. Similar article on painting towers. Also includes how-to article on using very long coax as a dummy load. Don't try this at home. 73 de Gene Smar AD3F --Original; /archives//html/Towertalk/2001-07/msg00607.html (9,303 bytes)
190. [TowerTalk] Trylon Tower update (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Wed, 6 Jun 2001 00:02:38 -0400; TT: I laid out the guide strings for the foundation today. (Good thing I watched the Discovery Channel's episode on how the Egyptians laid out the pyramids!) Then I rented a post-hole digger with an; /archives//html/Towertalk/2001-06/msg00068.html (7,986 bytes)
191. [TowerTalk] Wind Loading redux (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Wed, 6 Jun 2001 23:19:23 -0400; TT: I won't feel offended if you hit "delete" at this point. Following up on my recent postings regarding wind loads presented by Yagi antennas, I now know that I made the same error that numerous ha; /archives//html/Towertalk/2001-06/msg00088.html (11,635 bytes)
192. [TowerTalk] Wind Loading redux (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 7 Jun 2001 09:45:36 -0400; Sylvan: I had to call ARRL at the number shown on their QEX web page for copies of DIck's articles. They cost $3 US each (higher price if you're not an ARRL member.) Try www.arrl.org and wind your wa; /archives//html/Towertalk/2001-06/msg00096.html (10,773 bytes)
193. [TowerTalk] Re: Wind Loading (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 7 Jun 2001 09:54:11 -0400; Bob: Thanks for your comments. One thing from among many that I learned from DIck's articles is this : The figure 2/3 IS WRONG! NEVER use 2/3 to calculate ANYTHING regarding wind loading of a tower.; /archives//html/Towertalk/2001-06/msg00097.html (8,638 bytes)
194. [TowerTalk] Wind Loading redux (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Thu, 7 Jun 2001 22:36:16 -0400; Kurt: With my planned antenna arrays, I won't have appreciable mast torque caused by off-center mounting of the boom on the mast. I'll have a small V/UHF vertical at the top, a D40 rotatable dipole (; /archives//html/Towertalk/2001-06/msg00116.html (14,546 bytes)
195. [TowerTalk] Wind Loading redux (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Fri, 8 Jun 2001 10:38:56 -0400; Jerry: My design approach for my tower system is to make sure I don't have to babysit the thing, keeping it pointed in the "right" direction, when the wind is howling outside. If you select your mate; /archives//html/Towertalk/2001-06/msg00132.html (9,575 bytes)
196. [TowerTalk] Wind Loading redux, PP Motors (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Fri, 8 Jun 2001 10:59:01 -0400; Ken: Thanks for your note. I agree that a BIG rotator can withstand and survive many of the overloads that torque imbalances can place on it. I'm not familiar with PP rotators, but I'll take your wor; /archives//html/Towertalk/2001-06/msg00134.html (12,899 bytes)
197. [TowerTalk] Wind Loading redux (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Fri, 8 Jun 2001 11:23:42 -0400; Kurt: I know you weren't picking on me. I appreciate your contributions to the topic, both at present and in your previous work. (Plus your e-mails to me last year on rotator bearings, etc.) Early Be; /archives//html/Towertalk/2001-06/msg00136.html (15,956 bytes)
198. [TowerTalk] Antenna area: specs vs truth (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Sat, 9 Jun 2001 18:24:17 -0400; TT: I just calculated the projected area (L x W, no shape factor) of my Cushcraft D40 rotatable dipole for the new Trylon tower. Specs say it's 1.3 sqft. I calculated 3.55 sq ft. Caveat Amateur! 73 d; /archives//html/Towertalk/2001-06/msg00154.html (7,312 bytes)
199. [TowerTalk] Antenna database (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Sat, 9 Jun 2001 21:06:37 -0400; TT: What do you-all think of this idea? Among us we probably own every conceivable Yagi, log-periodic, and other antenna, old and new, HF through UHF, made of aluminum and presenting appreciable wind; /archives//html/Towertalk/2001-06/msg00158.html (9,504 bytes)
200. [TowerTalk] Antenna surface area (score: 1): Author: SPELUNK.SUENO@prodigy.net (EUGENE SMAR); Date: Sat, 9 Jun 2001 23:07:22 -0400; Stu: The area to which I refer is the area of the cylindrical shape of a tubular element/boom as seen in shadow behind the element/boom. This is the area used in all wind force studies I've read over; /archives//html/Towertalk/2001-06/msg00168.html (9,813 bytes)

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