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221. Re: [TowerTalk] LMR 400 (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Mon, 8 Aug 2005 23:48:39 -0400; It solders just like any other coax that can be soldered. The center connector is Copper plated Aluminum and takes solder well. The braid also takes solder well. Just remember there is Aluminum foil; /archives//html/Towertalk/2005-08/msg00194.html (8,671 bytes)
222. Re: [TowerTalk] Dealing with Insurance Dweebs (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sat, 27 Aug 2005 12:47:43 -0400; I use the policy through the ARRL for everything except the tower. That way there is no problem figuring out what is what. With them you also have to provide Make, model, and serial number as well as; /archives//html/Towertalk/2005-08/msg00532.html (9,472 bytes)
223. [TowerTalk] OT Virus Alert to TT addresses (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sun, 28 Aug 2005 17:31:12 -0400; Please don't respond to this on list as one message should be enough! I hate to post an OT message, but I've received 5 messages containing viruses to this address today. I use this address only on T; /archives//html/Towertalk/2005-08/msg00549.html (7,580 bytes)
224. Re: [TowerTalk] Birds on the antenna (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Mon, 29 Aug 2005 15:59:53 -0400; I need to find that photo when the Cormorants (*big* birds) decided to overnight on my 6-meter beam. You needed to be holding up an umberella to go under that thing. If the birds have taken a liking; /archives//html/Towertalk/2005-08/msg00566.html (8,842 bytes)
225. Re: [TowerTalk] birds on antennas (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Mon, 29 Aug 2005 21:16:19 -0400; Speaking of Turkey Vultures...A bit off topic, or thread drift but... Last night I was out flying around as well as doing some take offs and landings. The north end of the county fair grounds is only; /archives//html/Towertalk/2005-08/msg00591.html (9,763 bytes)
226. Re: [TowerTalk] Birds on antennas (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Mon, 29 Aug 2005 22:00:27 -0400; Put 'em on a boom and make an antenna for 440. Depends on where you live and who you have for neighbors. If they are strong enough to be effective they are probably strong enough to do damage to the; /archives//html/Towertalk/2005-08/msg00594.html (12,440 bytes)
227. Re: [TowerTalk] Rain static (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Wed, 31 Aug 2005 19:06:35 -0400; I think you will find that precipitation static is neither. It's basically the a charge building from many droplets, or snow flakes removing electrons from the ungrounded elements, or wires. The cha; /archives//html/Towertalk/2005-08/msg00648.html (11,345 bytes)
228. Re: [TowerTalk] Critter Chronicles (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Wed, 7 Sep 2005 21:35:02 -0400; Get a Cat, hope he's a good mouser, and don't get it declawed. In the fall they can get into the house through openings that you'd think would be impossible, but them little critters can flatten the; /archives//html/Towertalk/2005-09/msg00187.html (13,895 bytes)
229. Re: [TowerTalk] Sun broke (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Fri, 9 Sep 2005 23:14:45 -0400; I was looking at it through the 10" around 1900Z from central Michigan. That is one big sunspot group. I'll have to shoot some photos tomorrow, weather permitting. Let's hope it doesn't pop a big one; /archives//html/Towertalk/2005-09/msg00255.html (10,018 bytes)
230. Re: [TowerTalk] Sun broke (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sat, 10 Sep 2005 01:51:46 -0400; You might want to rethink that request. The last time it popped a big one pointed at us even 6 AU was deader than a door nail durring the peak. The absorbption was so high nothing was working long ha; /archives//html/Towertalk/2005-09/msg00257.html (11,992 bytes)
231. Re: [TowerTalk] Sun Broke (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sat, 10 Sep 2005 15:50:37 -0400; It has a full apature solar filter<:-)) OTOH aligning it by looking at the shadow of the scope (tune for minimum) isn't as easy as one would think. At least it isn't for me. Roger Halstead (K8RI and; /archives//html/Towertalk/2005-09/msg00271.html (9,416 bytes)
232. [TowerTalk] Who did I sell the Wilson rotator to? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sat, 10 Sep 2005 20:37:48 -0400; A year ago plus a couple of months, I sold a Wilson WR-1000 rotator, but I no longer have the e-mail, or name of the ham to which I delivered it. At any rate, if you are still following the group, I; /archives//html/Towertalk/2005-09/msg00283.html (7,095 bytes)
233. Re: [TowerTalk] Aluminum longevity? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Mon, 12 Sep 2005 13:51:02 -0400; I have some antennas that have been in use at least 30 years. This includes three different sites. The only one that gave me a problem was a Cushcraft ATB-34 and that was at the feed point. They use; /archives//html/Towertalk/2005-09/msg00334.html (10,058 bytes)
234. Re: [TowerTalk] Aluminum longevity? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Tue, 13 Sep 2005 01:47:10 -0400; Remember that when you look at a shiny piece of aluminum you are still looking at a layer of oxide. Aluminum Oxide forms almost instantly and is a means of protection. Out in the weather the oxide la; /archives//html/Towertalk/2005-09/msg00361.html (12,032 bytes)
235. Re: [TowerTalk] Coax (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Tue, 13 Sep 2005 18:21:25 -0400; It's 228 feet from the station to the antennas here. I use LMR 400, but plan on going to LMR600 or 900 for the UHF and VHF. If you do the calculations for HF I think you will find the loss in LMR 400; /archives//html/Towertalk/2005-09/msg00419.html (9,051 bytes)
236. Re: [TowerTalk] Anchor Bolt Grade Suitable for Tower Base? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Tue, 13 Sep 2005 18:34:31 -0400; Were it me, I'd purchase "J-Bolts" of at least grade 5. Of course the best bet is to have an engineering study done, or just calculate the loads to see just what the stress will be on the bolts at th; /archives//html/Towertalk/2005-09/msg00421.html (9,439 bytes)
237. Re: [TowerTalk] Antenna Separation to eliminate Computer RFI (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Wed, 14 Sep 2005 20:50:33 -0400; The signal will most likely drop off in a non linear and non circular pattern. has been my experience. Of course there could be open cases, poor shileding, unterminated wires, and other reasons for t; /archives//html/Towertalk/2005-09/msg00473.html (11,577 bytes)
238. Re: [TowerTalk] Silver Epoxy for Antenna Work? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Thu, 15 Sep 2005 02:34:16 -0400; Joining aluminum with solder or welding is an art and a difficult one at that. "Brazing" is a term referring specifically to a group of alloys. It also introduces stresses that sooner or later will c; /archives//html/Towertalk/2005-09/msg00484.html (10,955 bytes)
239. Re: [TowerTalk] How flexible is standard LMR-400 ?? (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Fri, 16 Sep 2005 15:00:52 -0400; I like to make a distinction between bending radius (which can take a set) and flexing radius (which does not) I believe the minimum bending radius for LMR 400 is only 1 1/2 inches, not something you; /archives//html/Towertalk/2005-09/msg00531.html (11,413 bytes)
240. Re: [TowerTalk] Radio Shack Tape (score: 1): Author: "K8RI on Tower talk" <k8ri-tower@charter.net>; Date: Sat, 17 Sep 2005 15:51:12 -0400; I haven't seen this stuff, but the company I used to work for made a really nice, thick, red, self vulcanizing silicone tape. The stuff came in 1, 2, and 3" widths and cost a second mortgage if you h; /archives//html/Towertalk/2005-09/msg00555.html (9,144 bytes)

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