Mail Archive Search: <+subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+Wind\s+Noise\s*$/>

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+Wind\s+Noise\s*$/: 20 ]

Total 20 documents matching your query.

1. [TowerTalk] Wind noise (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Sun, 14 Mar 2021 16:45:14 +0000; I have a short tower bracketed to the house adjacent to my shack. See QRZ page. C3, 6M3 and 2M7. I have a low frequency noise when the wind blows and I suspect the C3 is the source. Sounds like an ai; /archives//html/Towertalk/2021-03/msg00136.html (7,404 bytes)
2. Re: [TowerTalk] Wind noise (score: 1): Author: Charles Morrison <junkcmp@gmail.com>; Date: Sun, 14 Mar 2021 12:53:24 -0400; The vibrations of the entire tower is being transferred into the house. It wont matter what is on the tower. The only remedies are: -Cushion the bracket-to-tower -Disconnect the bracket if your tower; /archives//html/Towertalk/2021-03/msg00137.html (8,100 bytes)
3. Re: [TowerTalk] Wind noise (score: 1): Author: David Gilbert <ab7echo@gmail.com>; Date: Sun, 14 Mar 2021 09:58:51 -0700; Why do you want to point the antenna into the wind? I do just the opposite for my OB16-3 ... less stress on the elements. Depending upon the spacing, you could also be getting some resonance in the; /archives//html/Towertalk/2021-03/msg00138.html (9,181 bytes)
4. Re: [TowerTalk] Wind noise (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Sun, 14 Mar 2021 10:00:32 -0700; On 3/14/21 9:45 AM, Al Kozakiewicz wrote: I have a short tower bracketed to the house adjacent to my shack. See QRZ page. C3, 6M3 and 2M7. I have a low frequency noise when the wind blows and I suspe; /archives//html/Towertalk/2021-03/msg00139.html (8,092 bytes)
5. Re: [TowerTalk] Wind noise (score: 1): Author: David Gilbert <ab7echo@gmail.com>; Date: Sun, 14 Mar 2021 10:05:22 -0700; If it is the tower that is vibrating, he could probably dampen it by putting tension on it with a length of rubber hose (or some other similarly mechanically lossy material). His tower is bracketed; /archives//html/Towertalk/2021-03/msg00140.html (9,850 bytes)
6. Re: [TowerTalk] Wind noise (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Sun, 14 Mar 2021 17:14:10 +0000; I guess I have been laboring under the illusion that an antenna is the most resistant to damage when the boom is parallel to the wind direction. Strong winds here are predominantly from the west, so; /archives//html/Towertalk/2021-03/msg00141.html (10,227 bytes)
7. Re: [TowerTalk] Wind noise (score: 1): Author: "Steve Jones" <n6sj@earthlink.net>; Date: Sun, 14 Mar 2021 11:20:14 -0700; Al, A nearby ham had the same vibration problem with his UST MA-40 monopole on a house bracket. I think he wrapped the pole with rubber sheeting where the bracket clamps onto it. Steve N6SJ I have a; /archives//html/Towertalk/2021-03/msg00144.html (8,534 bytes)
8. Re: [TowerTalk] Wind noise (score: 1): Author: Steve Dyer W1SRD via TowerTalk <towertalk@contesting.com>; Date: Sun, 14 Mar 2021 18:17:31 -0700; Depends on the antenna design and materials as to which direction makes the most sense. The consensus on the SteppIR list is into the wind - especially for models with sweeps. 73, Steve W1SRD Why do; /archives//html/Towertalk/2021-03/msg00148.html (10,423 bytes)
9. Re: [TowerTalk] Wind Noise (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 15 Mar 2021 23:54:39 +0000; I appreciate all the suggestions. I dont think isolating the tower from the house is possible. Yes, I can slip some rubber or other material between the bracket and the house, but I probably over-eng; /archives//html/Towertalk/2021-03/msg00165.html (9,110 bytes)
10. Re: [TowerTalk] Wind Noise (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Mon, 15 Mar 2021 17:52:22 -0700; I dont think isolating the tower from the house is possible. Yes, I can slip some rubber or other material between the bracket and the house, but I probably over-engineered the anchors. They consist; /archives//html/Towertalk/2021-03/msg00169.html (10,123 bytes)
11. Re: [TowerTalk] Wind Noise (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 16 Mar 2021 03:08:15 +0000; Around the outside is considerably easier as well. The antenna was assembled on the ground and hoisted into place with me alone on a bucket lift. Getting to the element ends would require either a lo; /archives//html/Towertalk/2021-03/msg00175.html (11,038 bytes)
12. Re: [TowerTalk] Wind Noise (score: 1): Author: Michael Tope <W4EF@dellroy.com>; Date: Mon, 15 Mar 2021 21:14:31 -0700; I don't doubt that putting the rope on the outside is more effective, but I have just never seen or heard of anyone doing that with a Yagi. What diameter rope would be sufficient. What would be the p; /archives//html/Towertalk/2021-03/msg00177.html (12,048 bytes)
13. Re: [TowerTalk] Wind Noise (score: 1): Author: john@kk9a.com; Date: Tue, 16 Mar 2021 06:09:07 -0500; A Force 12 C3 is a small and light antenna. I have put them up just for contest weekends with a little help from my XYL and removed them afterwards. No lift is required if you're comfortable on a tow; /archives//html/Towertalk/2021-03/msg00178.html (8,602 bytes)
14. Re: [TowerTalk] Wind Noise (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Tue, 16 Mar 2021 07:16:06 -0700; 73, Mike W4EF..... If you look at car antennas that use the technique or tall chimneys - The pitch on a 1" diameter thing would be "feet". Again, looking at chimneys, I think something like 1/4" rope; /archives//html/Towertalk/2021-03/msg00182.html (10,201 bytes)
15. Re: [TowerTalk] Wind Noise (score: 1): Author: "James Wolf" <jbwolf@comcast.net>; Date: Tue, 16 Mar 2021 13:38:38 -0400; I live in an area that has ice storms, I'd have lost that antenna many times if it had rope on the outside, especially if it includes wind. Jim - KR9U _______________________________________________; /archives//html/Towertalk/2021-03/msg00186.html (7,896 bytes)
16. Re: [TowerTalk] Wind Noise (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Tue, 16 Mar 2021 10:57:44 -0700; 73, Mike W4EF................... I live in an area that has ice storms, I'd have lost that antenna many times if it had rope on the outside, especially if it includes wind. Good point.. I wonder wha; /archives//html/Towertalk/2021-03/msg00187.html (8,966 bytes)
17. Re: [TowerTalk] Wind Noise (score: 1): Author: Gene Smar via TowerTalk <towertalk@contesting.com>; Date: Tue, 16 Mar 2021 14:46:24 -0400; TT: Al NW2M wrote a Technical Correspondence item on this subject of wind noise. It was published in the Oct 2020 - QST (Pg. 56) - Wind Noises Generated by Mobile Antennas. FYI. 73 de Gene Smar AD3F; /archives//html/Towertalk/2021-03/msg00188.html (10,849 bytes)
18. Re: [TowerTalk] Wind Noise (score: 1): Author: "Mike Smith VE9AA" <ve9aa@nbnet.nb.ca>; Date: Tue, 16 Mar 2021 16:16:09 -0300; All this "rope around the elements" talk sounds very intriguing, if you don't experience ice & wind where you live. I have lost so many antennas and towers to radial ice loading coupled with moderate; /archives//html/Towertalk/2021-03/msg00193.html (8,520 bytes)
19. Re: [TowerTalk] Wind Noise (score: 1): Author: "Lux, Jim" <jim@luxfamily.com>; Date: Tue, 16 Mar 2021 14:06:46 -0700; I have lost so many antennas and towers to radial ice loading coupled with moderate winds, that I would never, ever do this here in New Brunswick Canada. You need to do what they did at the big HF s; /archives//html/Towertalk/2021-03/msg00199.html (9,299 bytes)
20. Re: [TowerTalk] Wind Noise (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Tue, 16 Mar 2021 15:37:11 -0700; I think there are different physical events being confused in this thread. The rope or cylinder helix wrapped on a cylinder is designed to prevent vortex shedding which induces oscillations in a slen; /archives//html/Towertalk/2021-03/msg00205.html (9,748 bytes)

Current List: 1 - 20
Page: [1]