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Total 290 documents matching your query.

201. [TowerTalk] Wx Instrument Siting Standard (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Tue, 23 May 2017 12:19:22 -0700
There was some discussion here recently on this subject. Think all agreed that what one reads at X feet may be totally different than at Y feet, but for wx instrument siting the following is what the
/archives//html/Towertalk/2017-05/msg00192.html (7,000 bytes)

202. Re: [TowerTalk] Experience with crank up towers.... (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Wed, 7 Jun 2017 14:11:42 -0700
If I didn't already have the arms that came with my HyGain and Tri-Ex crankups I'd have KF7P's arms mounted in a moment. My loops are in the lengths indicated by the mfr's and in the decades I've had
/archives//html/Towertalk/2017-06/msg00033.html (10,269 bytes)

203. Re: [TowerTalk] Yet another used W51 (base/foundation) ??? de K6LPM (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Fri, 9 Jun 2017 17:17:26 -0700
I needed a new base for my WT-51 when I first moved it from Portland to the OR coast. Looked at the base dwg I had, figured how much time, labor, material, and new swear words it would take me to bui
/archives//html/Towertalk/2017-06/msg00051.html (15,082 bytes)

204. Re: [TowerTalk] Re another w51 (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Sat, 10 Jun 2017 10:12:39 -0700
While I suspect there is no confusion in the ongoing current banter about the Tri-Ex W-51, it might be well to remind all that the W-51, as I recollect, differs structurally from the later WT-51 (one
/archives//html/Towertalk/2017-06/msg00065.html (14,198 bytes)

205. Re: [TowerTalk] wind zone maps (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Mon, 12 Jun 2017 08:52:25 -0700
Not sure what you mean by 'wind zone' or why you couldn't find on Google (scores of references down even to state) , but here is one that is general and originates from FEMA - http://www.icfhomes.com
/archives//html/Towertalk/2017-06/msg00079.html (7,943 bytes)

206. Re: [TowerTalk] wind zone maps (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Mon, 12 Jun 2017 09:13:40 -0700
My recollection is the Champion site references Version E but G has been out for awhile. Are there differences in wind data between the two? Don W7WLL --Original Message-- From: Mike Ricketts Sent: M
/archives//html/Towertalk/2017-06/msg00083.html (9,258 bytes)

207. [TowerTalk] Tool Definitions (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Mon, 12 Jun 2017 16:28:15 -0700
Fellow ham passed this on to me today. Id seen it before but long long ago and had forgotten the soundness of the descriptions, especially the Skill saw which I used a couple of days ago on definitio
/archives//html/Towertalk/2017-06/msg00095.html (10,270 bytes)

208. Re: [TowerTalk] TH7 and high swr on 20m only (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Wed, 14 Jun 2017 12:11:48 -0700
I had a similar problem with high SWR on 20. Checked coax first but it was OK. I found a 15M reflector trap with corroded screws. Figured I'd better check them all and found most of the trap screws i
/archives//html/Towertalk/2017-06/msg00123.html (9,418 bytes)

209. Re: [TowerTalk] Home Weather Station (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 15 Jun 2017 10:32:55 -0700
Interesting thread. Here we use the Peet 2000. The output data from the sensors is also sent by packet to a site north of us where it is, with other Peet stations hosted by hams, integrated into the
/archives//html/Towertalk/2017-06/msg00149.html (11,709 bytes)

210. Re: [TowerTalk] Home Weather Station (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 15 Jun 2017 13:35:57 -0700
There are definite differences in between the various more well known wx station manufacturers and even more between the sensors they supply. It really all depends on what the buyer is looking for in
/archives//html/Towertalk/2017-06/msg00153.html (14,587 bytes)

211. Re: [TowerTalk] Mechanical weak link in leg of dipole (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Fri, 23 Jun 2017 14:59:49 -0700
I use sash weights from old windows at one end of my wire antennas. Up and down with tree sway and wind load. Don W7WLL Hello all, The south end of my 80-meter dipole runs among trees. The trees are
/archives//html/Towertalk/2017-06/msg00315.html (8,443 bytes)

212. [TowerTalk] Interesting Site (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Sat, 24 Jun 2017 20:23:44 -0700
Ran across this looking for something else and noticed a section on towers, grounding and other items we are all interested in. Sample article. http://www.thebdr.net/articles/steel/twrs/TT-dissipator
/archives//html/Towertalk/2017-06/msg00320.html (6,538 bytes)

213. Re: [TowerTalk] Nylok nuts (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 6 Jul 2017 12:45:11 -0700
When I picked up some Nylock's from the local marine supply house for the fishing fleet in Newport they said there are counterfit Nylok nuts on the market and you need to be careful that you don't en
/archives//html/Towertalk/2017-07/msg00075.html (10,235 bytes)

214. Re: [TowerTalk] Nylok nuts (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 6 Jul 2017 18:02:10 -0700
From Wikpedia: "Authorities disagree on whether nyloc nuts should be reused. For example, Carroll Smith (Carroll Smith's Nuts, Bolts, Fasteners, and Plumbing Handbook) notes that the nylon insert is
/archives//html/Towertalk/2017-07/msg00081.html (12,166 bytes)

215. [TowerTalk] Fw: Nylok nuts (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 6 Jul 2017 21:44:59 -0700
BUT Nylock LLC, the US manufacturer, uses Nylock with a circle R on their website so it must registered as a trademark design vs a plain tradename. Not important. Thing is they work and I agree with
/archives//html/Towertalk/2017-07/msg00082.html (11,261 bytes)

216. [TowerTalk] Fulton K2550 (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Tue, 12 Sep 2017 12:56:32 -0700
I need to replace a Fulton K2501, just worn out after a few decades of use. I know the K2550 is its replacement. I find two K2550 models being advertised. One is a K2550 0101 and the second is a K255
/archives//html/Towertalk/2017-09/msg00092.html (6,646 bytes)

217. Re: [TowerTalk] Fwd: FW: Installing a Ham-IV rotor on Tashjian w-51 tower (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Sun, 17 Sep 2017 15:00:30 -0700
My WT-51 also has the welded tabs to support the rotor plate. Don W7WLL --Original Message-- From: KJ6Y-- via TowerTalk Sent: Sunday, September 17, 2017 2:45 PM To: towertalk@contesting.com Subject:
/archives//html/Towertalk/2017-09/msg00162.html (11,342 bytes)

218. [TowerTalk] Fulton Winch Covers (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Thu, 21 Sep 2017 12:55:52 -0700
Have used bags and other similar methods over the years to cover the winches on older tilt-over fixtures I had and those on both my WT-51 and HG-70HD crankup towers but would really like to find some
/archives//html/Towertalk/2017-09/msg00220.html (6,922 bytes)

219. [TowerTalk] Fan Dipole (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Fri, 29 Sep 2017 13:30:26 -0700
To begin, I have zero experience with a fan dipole. Ive read what I could find but see there are a number of variables to consider and not all are in agreement (not unusual) on feedpoint arrangement
/archives//html/Towertalk/2017-09/msg00301.html (7,652 bytes)

220. Re: [TowerTalk] Fan Dipole (score: 1)
Author: "Don W7WLL" <w7wll@arrl.net>
Date: Fri, 29 Sep 2017 17:35:29 -0700
Understood. I had not considered using as a flat but the spreader thought is a good one. I do have the room and PVC to do that. As I noted I've never used a fan and so this is a learning curve for me
/archives//html/Towertalk/2017-09/msg00305.html (10,940 bytes)


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