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Total 374 documents matching your query.

341. Re: [TowerTalk] TowerRestrictions (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Thu, 31 Mar 2005 08:59:49 -0600
Yes, and we love it! <grin> Keith NM5G Native Houstonian --Original Message-- From: towertalk-bounces@contesting.com [mailto:towertalk-bounces@contesting.com] On Behalf Of kb0fhp@comcast.net Sent: Th
/archives//html/Towertalk/2005-03/msg00965.html (10,577 bytes)

342. [TowerTalk] Relay Specs - Coax switch (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Thu, 31 Mar 2005 15:19:13 -0600
I am home brewing a coax switch for the shack. I want it to handle 1500 watts of power, but not to "hot" switch. I am looking at PCB relays and found many that handle 10 amps, but only a few that spe
/archives//html/Towertalk/2005-03/msg00978.html (7,798 bytes)

343. Re: [TowerTalk] Relay Specs - Coax switch (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Fri, 1 Apr 2005 05:09:53 -0600
Tom, Thanks for the tips. I particularly like the design of the RCS-8V box. Those are custom made relays from Relay Service Company. I called wanting them to make some for me but the small quantity c
/archives//html/Towertalk/2005-04/msg00001.html (10,953 bytes)

344. Re: [TowerTalk] Relay Specs - Coax switch (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Fri, 1 Apr 2005 05:09:53 -0600
Thanks to all who have offered advice. I just finished reading the QST article by Bill Smith KO4NR. Think I will purchase a few of his recommended Zettler relays and dismantle them for close inspecti
/archives//html/Towertalk/2005-04/msg00002.html (7,616 bytes)

345. Re: [TowerTalk] Relay Specs - Coax switch (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Fri, 1 Apr 2005 09:50:52 -0600
Aha! So you're the one who designed that monster. When I saw it I knew it had likely been designed by an RF engineer because the contacts are massive and located very close to the PCB solder point. A
/archives//html/Towertalk/2005-04/msg00014.html (10,247 bytes)

346. Re: [TowerTalk] When a Yagi Loses an Element (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Sat, 2 Apr 2005 20:35:40 -0600
If you have clear lateral room out to at least 200 feet (more is better), it would be fairly simple to tram the entire antenna down for repair, then ascent back to the top. The clear area would best
/archives//html/Towertalk/2005-04/msg00075.html (10,320 bytes)

347. Re: [TowerTalk] When a Yagi Looses an Element (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 4 Apr 2005 10:16:48 -0500
Bill, Rather than shifting the boom you may want to try using a long tag line on the "light" end to ground. I have seen this done with great success. To place the tag line, there are several options.
/archives//html/Towertalk/2005-04/msg00123.html (10,391 bytes)

348. Re: [TowerTalk] BOLTS (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 4 Apr 2005 10:23:07 -0500
If you cannot locate grade 5 bolts, pick up some grade 3 hot-dipped galvanized bolts from Lowes. I have used them with success. Yes, the grade 5 bolts are superior, but the extra strength is likely a
/archives//html/Towertalk/2005-04/msg00124.html (8,714 bytes)

349. Re: [TowerTalk] Multiple antennas-- offpointed stacks (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 4 Apr 2005 10:48:23 -0500
Several years ago, before the station was dismantled, I ran the 15 meter stack at K5XI during a contest. It had 4 KLM 5el Yagis, each separately rotateable. During slow times I pointed each antenna t
/archives//html/Towertalk/2005-04/msg00126.html (9,572 bytes)

350. Re: [TowerTalk] Tower loading... again... (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Thu, 7 Apr 2005 09:41:49 -0500
and LOL! You are lucky that the guys kept the tower from buckling. I am planning to use 55G for my next tower which will have a Sigma-280 Magnum at 195 feet. Keith NM5G --Original Message-- From: to
/archives//html/Towertalk/2005-04/msg00194.html (11,091 bytes)

351. Re: [TowerTalk] Erections (Tower) (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Fri, 8 Apr 2005 15:28:54 -0500
You will probably be okay with steel. However, since the tower is self supporting, the top guys should be sufficient for "peace of mind." Keith NM5G GA To All............................. Am in the p
/archives//html/Towertalk/2005-04/msg00221.html (9,524 bytes)

352. Re: [TowerTalk] polyrod (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Fri, 8 Apr 2005 16:24:13 -0500
Any downside to this stuff other than shipping and handling expense/problems associated with 8 foot rolls, plus having to buy 5000 feet at a time? Is it coated or must one use gloves to keep from get
/archives//html/Towertalk/2005-04/msg00226.html (11,534 bytes)

353. Re: [TowerTalk] polyrod (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Sat, 9 Apr 2005 22:19:59 -0500
I can certainly understand your feelings toward the stressing of fiberglass rod based on the failures you have seen. However, I now offer some personal experience that is in the opposite direction. A
/archives//html/Towertalk/2005-04/msg00303.html (12,094 bytes)

354. Re: [TowerTalk] Rohn guying for 40 ft tower (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 11 Apr 2005 07:53:42 -0500
My experience with 25G tells me you should definitely guy the tower. If it were me, I would use elevated guy posts at 5 feet and run guys to the tower at 30 feet. You can get by with 60 percent dista
/archives//html/Towertalk/2005-04/msg00354.html (9,293 bytes)

355. Re: [TowerTalk] Guying free-standing towers: the initial post (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 11 Apr 2005 08:04:27 -0500
I would like to add that ANY tower, self-supporting or not, can benefit greatly from the addition of properly sized guys. This benefit is solely for the prevention of buckling of the tower due to hor
/archives//html/Towertalk/2005-04/msg00356.html (10,443 bytes)

356. Re: [TowerTalk] Restoring / Preserving Aluminum (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Mon, 11 Apr 2005 09:53:48 -0500
minute particles of aluminum embeded on the elements. I purchased a large pack of these pads from Sams Club. They do a terrific job cleaning both aluminum and copper. that they add; I have used NOAL
/archives//html/Towertalk/2005-04/msg00364.html (10,014 bytes)

357. Re: [TowerTalk] Real numbers for Rohn BX-64 Re: guying (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Tue, 12 Apr 2005 10:26:13 -0500
Brett mused: bunch of this tower shipped over & put some up myself. Why bother spending more money when I can just add guys, more sections & a lot more antenna? This stuff is much more than the great
/archives//html/Towertalk/2005-04/msg00403.html (9,611 bytes)

358. Re: [TowerTalk] HF Antennas - Need Input (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Tue, 12 Apr 2005 10:32:11 -0500
A friend put a Tennedyne T8 at 100 feet and a Cushcraft 2el 40 10 feet above on his 100 foot Rohn 45G. The mast is rotated by a Yaesu 2800. He has had excellent results with this configuration. 73, K
/archives//html/Towertalk/2005-04/msg00405.html (8,882 bytes)

359. Re: [TowerTalk] HF Antennas - Need Input (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Tue, 12 Apr 2005 15:18:39 -0500
This is getting a bit off the original question which was: -- Was going for the Mosley PRO 67B or C but received alot of negative comments about them. It appears my best solution for 40 meters to 10
/archives//html/Towertalk/2005-04/msg00413.html (10,873 bytes)

360. [TowerTalk] Electric Winch (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Wed, 13 Apr 2005 09:32:42 -0500
I am thinking about installing an electric winch at the base to use in hauling items weighing up to 100 pounds up the tower. I would like to be able to control the winch from the top of the tower if
/archives//html/Towertalk/2005-04/msg00422.html (7,117 bytes)


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