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References: [ +from:DavidHarper@tx.slr.com: 21 ]

Total 21 documents matching your query.

1. [TowerTalk] Re:Declination and s (score: 1): Author: DavidHarper@tx.slr.com (Harper, David); Date: Thu, 12 Nov 1998 14:05:33 -0600; I thought that a declination was, like, when someone asks if you want to go to a party the next weekend and you say thanks, but I'm going to be busy operating a radio contest. WD5N -- FAQ on WWW: ht; /archives//html/Towertalk/1998-11/msg00387.html (7,162 bytes)
2. [TowerTalk] How to populate single tall tower? (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Mon, 6 Apr 1998 11:06:50 -0500; I know that many on this list have put numerous antennas on tall towers and many of you have modelled stacks and dreamed of an ideal installation. Gary, W5QG, is a friend of mine in Abilene, Texas (n; /archives//html/Towertalk/1998-04/msg00128.html (8,314 bytes)
3. [TowerTalk] Without Benefit of Concrete (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Mon, 13 Apr 1998 13:52:36 -0500; If you put up a guyed tower without a concrete base (bottom section just stuck in the ground), be sure to check guywire tension on a regular basis. One well-known contester had a TH6DXX on about 50'; /archives//html/Towertalk/1998-04/msg00351.html (8,686 bytes)
4. [TowerTalk] Towers falling apart ... (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 17 Apr 1998 11:49:44 -0500; Going by memory, what I seem to recall from the previous threads on this was that most guyed towers fall into the 30% radius, but they can occasionally fall their full length, usually due to guy anc; /archives//html/Towertalk/1998-04/msg00476.html (8,848 bytes)
5. [TowerTalk] Best low tower and 10-40 m (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Thu, 12 Mar 1998 15:17:14 -0600; My first beam was a TA33jr given to me free by W5LEO, who just wanted it out of his backyard. Great antenna, worked 250 countries with it, and loaned it to KS1G for a while. Then it got stolen out o; /archives//html/Towertalk/1998-03/msg00214.html (8,028 bytes)
6. [TowerTalk] EIA spec 222-F (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 20 Mar 1998 10:44:37 -0600; Hi Pete. The title is: Structural Standards for Steel Antenna Towers and Antenna Supporting Structures (ANSI/EIA/TIA-222-F-95). Cost is $80 in my Global Engineering Documents 1996 catalog. 73, Dave W; /archives//html/Towertalk/1998-03/msg00360.html (8,289 bytes)
7. [TowerTalk] Rohn 20G/25G (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Wed, 4 Feb 1998 11:35:47 -0600; Jim sez: <snip> <snip> As has been mentioned before but bears repeating, there IS a VERY EASY way for the average person to tell the difference between Rohn 20G and 25G: 20G has only 7 horizontal cro; /archives//html/Towertalk/1998-02/msg00136.html (8,277 bytes)
8. [TowerTalk] PE Services (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 6 Feb 1998 17:40:20 -0600; Ron sez: Which brings to mind the Harley-Davidson repair technique (and can also apply to tower erection): "If it doesn't fit, use a bigger hammer." 73 Dave WD5N -- FAQ on WWW: http://www.contesting.; /archives//html/Towertalk/1998-02/msg00216.html (8,470 bytes)
9. [TowerTalk] Comments on Antenna Peformance (long) (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 13 Feb 1998 14:28:55 -0600; Duffey sez: (snip) This may be true with respect to gain, as you say. However, isn't the opposite true with respect to SWR? Most SWR curves are steeper on the low end, so that an antenna that is adju; /archives//html/Towertalk/1998-02/msg00356.html (8,806 bytes)
10. [TowerTalk] H-E-L-P (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Mon, 16 Feb 1998 13:13:33 -0600; Try this: http://www.corptech.com/CompanyPages/L/10TPBF.cfm That is the homepage for Linemaster Switch Corp. I have an old (1985) catalog of theirs in which they advertise a very wide variety of foot; /archives//html/Towertalk/1998-02/msg00410.html (7,536 bytes)
11. [TowerTalk] "test" messages (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 16 Jan 1998 15:35:04 -0600; Sorry, I just couldn't resist. Anything higher than I am at any given moment. If you are competing against me, you should point your beam 310-degrees. The end in the middle. This is the website where; /archives//html/Towertalk/1998-01/msg00252.html (8,140 bytes)
12. [TowerTalk] TS-940 problem help please (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Wed, 28 Jan 1998 15:04:34 -0600; K7LXC sez: Steve, this may be a long shot, but very much the same thing happened with my TS690S when the press-to-talk bar on the MC60A microphone accidently got locked down while the radio was turne; /archives//html/Towertalk/1998-01/msg00468.html (8,235 bytes)
13. [TowerTalk] Antenna Wire (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Wed, 31 Dec 1997 12:23:31 -0600; K5RC sez: And then there is wind-induced static. Those who are familiar with ESD (electro-static discharge) may also be aware of the Triboelectric Series. This is a list of many substances and is arr; /archives//html/Towertalk/1997-12/msg00723.html (9,168 bytes)
14. [TowerTalk] Low Cost Top Loaded Vertical (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Tue, 18 Nov 1997 14:42:26 -0600; And be SURE to wear heavy leather gloves to avoid painful pinching. 73 Dave WD5N -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative reque; /archives//html/Towertalk/1997-11/msg00494.html (7,257 bytes)
15. [TowerTalk] Temporary Antenna Support (score: 1): Author: DavidHarper@tx.slr.com (Harper, David); Date: Fri, 10 Oct 1997 11:48:27 -0500; Dick sez: I don't think I have EVER seen a used Hy-Tower for sale around these parts, much less for $50-100. But if anyone in Central Texas is selling one for that price, I'll take it! :-) Jeff: How; /archives//html/Towertalk/1997-10/msg00288.html (7,765 bytes)
16. [TowerTalk] Smaller Towers on City Lots (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Wed, 22 Oct 1997 15:13:43 -0500; I must again show my ignorance and ask what may be a dumb question, but I am now a homeowner (well, I will be in 29 more years :-( ) instead of a renter. Can guy anchors be placed all the way to the; /archives//html/Towertalk/1997-10/msg00619.html (9,422 bytes)
17. [TowerTalk] 75 ohm hardline/twinlead (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Wed, 29 Oct 1997 11:08:02 -0600; Hi Bill. I imagine you will get responses from people who know more than I, but here are my thoughts (mostly just stuff I have heard/read over the years). I have heard that at HF it makes no differen; /archives//html/Towertalk/1997-10/msg00763.html (11,065 bytes)
18. [TowerTalk] Tilting vertical for higher angle radiation? (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Thu, 30 Oct 1997 13:26:52 -0600; I don't recall if I've ever seen anything on this: Can I tilt my HF6V vertical, say 20 or 30 degrees, in order to get a higher angle of radiation for domestic work in the opposite direction to the ti; /archives//html/Towertalk/1997-10/msg00796.html (7,513 bytes)
19. [TowerTalk] Roof-peak mounting of Rohn 25G? (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Thu, 30 Oct 1997 16:32:41 -0600; A friend, Jeff, N5MNW, who is not a Towertalk subscriber (but may be soon) has need of some info on roof-mounting a 20' Rohn 25G tower, topped with a KT34A. He is having his roof re-done and can have; /archives//html/Towertalk/1997-10/msg00805.html (8,324 bytes)
20. [TowerTalk] "Pre-install" Your Rotator (score: 1): Author: DavidHarper@tx.slr.com (DavidHarper@tx.slr.com); Date: Fri, 31 Oct 1997 10:37:09 -0600; At my previous QTH, there were no obvious landmarks for North (treetops), so I always set the rotor to 30-degrees because I knew that was the heading where a good sighting landmark did exist (aimed; /archives//html/Towertalk/1997-10/msg00831.html (7,781 bytes)

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