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Total 26 documents matching your query.

1. [TowerTalk] Long Wire Sag (score: 1): Author: Gedas <w8bya@mchsi.com>; Date: Sun, 10 Mar 2019 11:25:36 -0400; I am planning to put up a long inverted v antenna with it's feedpoint at 85' using 600' total wire (300' on each leg). The ends will be near the ground, only 20-25 feet high. My question is given tha; /archives//html/Towertalk/2019-03/msg00107.html (10,547 bytes)
2. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Bert <balmemo@sympatico.ca>; Date: Sun, 10 Mar 2019 11:40:38 -0400; I would use phosphor bronze wire. Bert VE3NR My question is given that each leg of this antenna will be 300' long am I better off going with a lighter weight #14 THHN insulated stranded wire or some; /archives//html/Towertalk/2019-03/msg00108.html (11,184 bytes)
3. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Gedas <w8bya@mchsi.com>; Date: Sun, 10 Mar 2019 11:43:05 -0400; TU Bert but you may have missed the part below: "I am not going to purchase a different wire that would be better suited like copper-weld etc since I have plenty of these other two and want to try so; /archives//html/Towertalk/2019-03/msg00109.html (10,333 bytes)
4. Re: [TowerTalk] Long Wire Sag (score: 1): Author: "Bob Shohet, KQ2M" <kq2m@kq2m.com>; Date: Sun, 10 Mar 2019 11:55:27 -0400; Hi Gedas, I use #10 for 160, #12 for 80 and #14 for 40. The #10 NEVER breaks not even in frequent ice storms only the wire connectors that I use with them. #12 for 80 almost never breaks and #14 brea; /archives//html/Towertalk/2019-03/msg00110.html (11,770 bytes)
5. Re: [TowerTalk] Long Wire Sag (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sun, 10 Mar 2019 09:04:45 -0700; My question is given that each leg of this antenna will be 300' long am I better off going with a lighter weight #14 THHN insulated stranded wire or some heavier #12 THHN stranded? I am not going to; /archives//html/Towertalk/2019-03/msg00112.html (13,240 bytes)
6. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Gedas <w8bya@mchsi.com>; Date: Sun, 10 Mar 2019 12:34:15 -0400; Hi Bob. Thank you very much for sharing your experiences. I have always used #14 stranded here for 40m and 80m antennas and knock on wood have not had a wire break....I found the stranded was a lot e; /archives//html/Towertalk/2019-03/msg00115.html (13,275 bytes)
7. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Clay Autery <KY5G@montac.com>; Date: Sun, 10 Mar 2019 11:52:14 -0500; Use the largest diameter wire for which you have sufficient length. I use #12 wire in my 80 m loop horiz delta... There has been little stretch in the years I've had it up, and sag is minimal. I o; /archives//html/Towertalk/2019-03/msg00116.html (11,179 bytes)
8. Re: [TowerTalk] Long Wire Sag (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sun, 10 Mar 2019 10:27:53 -0700; Or various clad steel.. Yeah - but I'd venture that most amateur antenna installations are not fully NEC compliant. Bonding to ground systems, the feedthrough into the structure, clearances from stru; /archives//html/Towertalk/2019-03/msg00117.html (12,867 bytes)
9. Re: [TowerTalk] Long Wire Sag (score: 1): Author: "Bob Shohet, KQ2M" <kq2m@kq2m.com>; Date: Sun, 10 Mar 2019 13:32:49 -0400; Hi Gedas, Im glad that you have not yet had a break. That is more common when there is little or no tension placed on the wire or the antennas have not been up long enough. :-) The problem comes when; /archives//html/Towertalk/2019-03/msg00118.html (14,966 bytes)
10. Re: [TowerTalk] Long Wire Sag (score: 1): Author: RCM <robrk@nidhog.net>; Date: Sun, 10 Mar 2019 14:14:49 -0400; Dont forget pulleys and weights for the end ropes. _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com htt; /archives//html/Towertalk/2019-03/msg00121.html (10,521 bytes)
11. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Mar 2019 12:23:53 -0700; I have a strong dislike for copperweld -- I find it miserable to work with, and neighbor W6GJB had a #12 copperweld 80M dipole break a few days after paying climbers almost $1K to rig it in his tall; /archives//html/Towertalk/2019-03/msg00125.html (12,603 bytes)
12. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Gedas <w8bya@mchsi.com>; Date: Sun, 10 Mar 2019 15:32:36 -0400; Hi Jim. Good hearing from you on this as I knew you had some long wires way up in the air. Funny you should mention pre-stretching as I was just considering that. I have never done so on purpose howe; /archives//html/Towertalk/2019-03/msg00127.html (12,966 bytes)
13. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Mar 2019 13:09:48 -0700; When doing the pre-stretching, the wire ALWAYS breaks at one end or the other. We've done this at least ten times. (That is, with 3-4 spools, which I think were 1,000 ft). 73, Jim K9YC ______________; /archives//html/Towertalk/2019-03/msg00129.html (10,401 bytes)
14. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Hank Garretson <w6sx@arrl.net>; Date: Sun, 10 Mar 2019 14:09:11 -0700; My experience is different. I use #10 copperweld between two very sway-prone Jeffery Pines. It has been up twelve years without issue. The trick with copperweld is not to nick it. 73, Hank, W6SX ____; /archives//html/Towertalk/2019-03/msg00130.html (10,026 bytes)
15. Re: [TowerTalk] Long Wire Sag (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sun, 10 Mar 2019 14:14:24 -0700; On 3/10/19 1:09 PM, Jim Brown wrote: On 3/10/2019 12:32 PM, Gedas wrote: In my mind I envisioned if I had a 300' length of say #12 and tried a pre-stretch that it would break near one of the ends and; /archives//html/Towertalk/2019-03/msg00131.html (10,642 bytes)
16. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Don <w7wll@arrl.net>; Date: Sun, 10 Mar 2019 14:29:49 -0700; Nicking copperweld was mentioned. Amen! Had some for a 160 up here on coast and the little salt air gremlins cut through the exposed wire like butter and kerplop!.Stuff is strong but sure not for coa; /archives//html/Towertalk/2019-03/msg00132.html (11,731 bytes)
17. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Ted K2QMF <k2qmf@juno.com>; Date: Sun, 10 Mar 2019 17:36:03 -0400; I can solve this problem!! Just cut off the ends before you stretch the wire!!! ____________________________________________________________ Judge Judy Steps Down After 23 Years Over This Controversy; /archives//html/Towertalk/2019-03/msg00133.html (8,165 bytes)
18. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sun, 10 Mar 2019 14:58:14 -0700; Probably because however you attach it to the end point increases the local stress (twisting, bending, what have you) Yes. The trick with copperweld is not to nick it. Or to bend it, to go through in; /archives//html/Towertalk/2019-03/msg00134.html (11,046 bytes)
19. Re: [TowerTalk] Long Wire Sag (score: 1): Author: <john@kk9a.com>; Date: Sun, 10 Mar 2019 18:40:04 -0400; Or adjust the length between CW and SSB, etc or use it in a corrosive atmosphere. I could not get copperweld to last very long at P40A. Perhaps there are better versions of it but I switched to inexp; /archives//html/Towertalk/2019-03/msg00135.html (7,047 bytes)
20. Re: [TowerTalk] Long Wire Sag (score: 1): Author: Richard Smith <n6kt1@sbcglobal.net>; Date: Sun, 10 Mar 2019 23:06:50 +0000 (UTC); John and others, What has your experience (if any) been with Alumoweld (or other aluminum clad steel) wire, especially in a corrosive environment? We have plans to try one or more antennas for 80 met; /archives//html/Towertalk/2019-03/msg00136.html (8,448 bytes)

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