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241. [TowerTalk] "The Socialized Power Grid" (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sat, 23 Apr 2005 08:14:40 -0400; Folks, I sent a note to Sudeep Reddy, the reporter who covered the TX State Senate committee vote, allowing a BPL bill to come to the state senate floor. His reportage was straight-factual stuff. The; /archives//html/Towertalk/2005-04/msg00610.html (8,529 bytes)
242. [TowerTalk] power pole rotor mounts (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sat, 23 Apr 2005 11:06:51 -0400; Greetings to the list. Has anyone here used a standard wooden telephone/utility pole to support an HF beam? I am thinking of having the local utility install one at my QTH. The big problem I see is h; /archives//html/Towertalk/2005-04/msg00623.html (7,796 bytes)
243. Re: [RFI] [TowerTalk] "The Socialized Power Grid" (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sat, 23 Apr 2005 11:44:36 -0400; I'm a fan of Molly Ivins. She's a hoot. But then, the Tejas 'lege' gives her plenty of material. Bill, how does direcway handle the back-channel? via dialup? Or do you actually have satellite UPlink,; /archives//html/Towertalk/2005-04/msg00626.html (9,709 bytes)
244. [RFI] TX Senate BPL vote (score: 1): Author: jimjarvis@comcast.net; Date: Mon, 25 Apr 2005 22:45:46 +0000; Folks, Sudeep Reddy msg'd me back on my note--thought you might find the tone of his note interesting. Professional. Sympathetic. Aware. See below. Of particular note was the lack of amateur protests; /archives//html/Towertalk/2005-04/msg00699.html (7,415 bytes)
245. Re: [TowerTalk] [RFI] TX Senate BPL vote (score: 1): Author: jimjarvis@comcast.net; Date: Tue, 26 Apr 2005 11:11:12 +0000; Bill... I'm at a conference, and have limited access to my email. If you haven't communicated with Sudeep Reddy, and let him know that hams DID try to testify and were thrown a curveball....you shoul; /archives//html/Towertalk/2005-04/msg00707.html (10,210 bytes)
246. [TowerTalk] Tennadyne (score: 1): Author: jimjarvis@comcast.net; Date: Tue, 03 May 2005 17:16:55 +0000; Tennadyne.com does NOT indicate the company is for sale. The "For Sale" note indicates that a rohn 25 tower is for sale. There is a popup indicating that 7MHz lpda's are available, but no indication; /archives//html/Towertalk/2005-05/msg00067.html (7,263 bytes)
247. [TowerTalk] tubular tower laydown (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 4 May 2005 21:06:48 -0400; Contemplate fixing a block and tackle to the house bracket, such that you can lay the tower over using its mechanical advantage. I did this singlehandedly with a ma55 multiple times. Not sure how the; /archives//html/Towertalk/2005-05/msg00115.html (7,571 bytes)
248. [TowerTalk] tubular removal (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 4 May 2005 21:37:20 -0400; Larry, The notion of using a bucket to lay this over isn't a bad idea. I posted an earlier note suggesting a block & tackle from the point of attachment. Upon reflection, that may be a bad idea. Not; /archives//html/Towertalk/2005-05/msg00118.html (7,240 bytes)
249. [TowerTalk] k90m's rf problem (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sat, 14 May 2005 05:50:32 -0400; Problem summary: tribander @ 50' on self-supporting tower, 3' from house trailer. Tower grounded w/ 4 gnd rods. Suggested solution: (Dick...this expands slightly on my private comments to you... caff; /archives//html/Towertalk/2005-05/msg00362.html (8,847 bytes)
250. [TowerTalk] choice of words--choice of topics (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Tue, 17 May 2005 15:15:30 -0400; Seems to me that there may be many explanations for the failed transaction which prompted this thread again. While thievery is ONE possible explanation, I would bet that it's not the one at hand. Lif; /archives//html/Towertalk/2005-05/msg00493.html (7,465 bytes)
251. [TowerTalk] tower support// tower removal (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Fri, 20 May 2005 05:55:10 -0400; tower.Just for Dar: Taking down a tower is far more risky...make that dangerous than putting one up. Considerable planning and caution is in order. If you've never done it...you might want to leave i; /archives//html/Towertalk/2005-05/msg00564.html (10,598 bytes)
252. [TowerTalk] tower to house spacing (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 25 May 2005 11:23:22 -0400; TT: A 25' offset from the house is an arbitrary distance. I've had house bracketed towers, and not worried about them...but I've also grounded them well...and been careful to have a disconnect system; /archives//html/Towertalk/2005-05/msg00645.html (8,212 bytes)
253. [TowerTalk] Don't do it, Bob! (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Tue, 31 May 2005 20:37:17 -0400; ah, the chores of edited-commenting... even though I'm sure y'all followed this one closely... Bob, W7BJ wrote: (and I excise...) Evening/morning all, My wife and I are celebrating tonight. Now. I ha; /archives//html/Towertalk/2005-05/msg00770.html (9,035 bytes)
254. [TowerTalk] house/foldover (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 1 Jun 2005 05:49:52 -0400; Bob Gates had an interesting idea, using his new home as a guy-anchor for folding over rohn 55g. A quick stab at the loads: 120' of tower: 1200lbs spread over 120'... we can assume uniformity, and ca; /archives//html/Towertalk/2005-06/msg00004.html (8,198 bytes)
255. [TowerTalk] house bracketing towers (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 1 Jun 2005 10:52:26 -0400; I was asked, off-reflector, what I had done to house bracket rohn 45G, using it as a self-supporter. It occurred to me that perhaps it would be of interest. This is truly in the FWIW dept. First, 45G; /archives//html/Towertalk/2005-06/msg00013.html (9,915 bytes)
256. [TowerTalk] miscalculation (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Wed, 1 Jun 2005 14:54:17 -0400; Jim Lux correctly pointed out that I neglected to consider that Bob's 55G was being lifted from a point 90' up the tower...which multiplied the winch force by a 90' lever arm. Thus, the 154,000 ft-lb; /archives//html/Towertalk/2005-06/msg00026.html (7,752 bytes)
257. [TowerTalk] "Don't do it, Bob", rethought (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Thu, 2 Jun 2005 13:50:43 -0400; First, appologies for top-commenting, but Bob's latest is reproduced, with some snipping, below. Bob, I made a fundamental error in my analysis, which was corrected in a later post....the load on the; /archives//html/Towertalk/2005-06/msg00047.html (11,203 bytes)
258. [TowerTalk] antenna hangover (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Thu, 2 Jun 2005 16:32:57 -0400; property line? Can a recordable easement be created for such a situation? Who owns that air above your property? How much hangover are you going to have? I've had luck with bending the offending elem; /archives//html/Towertalk/2005-06/msg00073.html (9,313 bytes)
259. [TowerTalk] small yagi advice (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sun, 5 Jun 2005 19:20:06 -0400; OK....I messaged Byron privately, but will contribute publicly, given the intensity of feeling that I'm seeing on this topic. This decision is as much gated by cost as performance. So let's address b; /archives//html/Towertalk/2005-06/msg00143.html (10,077 bytes)
260. [TowerTalk] elevated vertical (score: 1): Author: "Jim Jarvis" <jimjarvis@comcast.net>; Date: Sun, 12 Jun 2005 09:49:54 -0400; Howard asked about mounting an 18avq on top of a 50' tower... Tim replied... "If you slope the radials, that will lower the impedance a bit, for a full size 1/4 wave ground plane it will match 50 ohm; /archives//html/Towertalk/2005-06/msg00289.html (8,593 bytes)

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