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Total 49 documents matching your query.

1. [TowerTalk] great circle map with beam headings (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Mon, 5 Oct 1998 18:37:23 -0700 (PDT); Regarding Great Circle map generation...I do not have handy the urls, but check AC6V's page on the net, and look up Great Circle Maps...there are many good servers that will make you one....also, use; /archives//html/Towertalk/1998-10/msg00092.html (8,586 bytes)
2. [TowerTalk] Physical Ant Ht, vs RF height (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Mon, 5 Oct 1998 18:41:11 -0700 (PDT); We have almost pure, deep, sand at the N6IJ Antenna farm, and I wonder how far below the dirt (sand) level is the effective ground for antenna pattern development purposes? 73, DX de Pat, AA6EG/N6IJ; /archives//html/Towertalk/1998-10/msg00093.html (7,082 bytes)
3. [TowerTalk] Log Periodic Probs, LP-1017 (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Fri, 4 Sep 1998 13:07:28 -0700 (PDT); After fixing several bugs in the transmission line, and replacing the BN-86 Balun on our Hygain LP 1017, the antenna is still not performing (or, more correctly, matching) very well. SWR generally to; /archives//html/Towertalk/1998-09/msg00116.html (8,225 bytes)
4. [TowerTalk] Log Periodic Impedance (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Sat, 5 Sep 1998 10:37:18 -0700 (PDT); Thanks for all the helpful suggestions, guys. It seems a common question was raised, that the LP design impdance is not 50 ohms, and the root of my problem. I assumed 50 ohms due to the origially spe; /archives//html/Towertalk/1998-09/msg00144.html (8,633 bytes)
5. [TowerTalk] MFJ Antenna Meter "B"model (score: 1): Author: Pat Barthelow <aa6eg@cv.tmx.com> (Pat Barthelow); Date: Wed, 9 Sep 1998 17:59:40 -0700 (PDT); HI Bob, Yes, a great tool....have you seen the MFJ 259 B model? A QUANTUM LEAP forward...chack out the "B" version manual at the MFJ manuals' web site. 73, DX de Pat, AA6EG/N6IJ "The Contest Station; /archives//html/Towertalk/1998-09/msg00239.html (8,447 bytes)
6. [TowerTalk] Aluminum buffers (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Mon, 14 Sep 1998 19:32:55 -0700 (PDT); We are planning a KT-34XA GI Party this weekend at N6IJ, and Ken Teunis, KK6CS, came up with a good idea for a tool to buff/polish the inside radii, of the various aluminum clamps and tubes, that I t; /archives//html/Towertalk/1998-09/msg00373.html (7,434 bytes)
7. [TowerTalk] Magnet wire source? (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Mon, 21 Sep 1998 17:35:27 -0700 (PDT); HI Jim, and the group..... You should befriend your local telco tech, to see is he can get you any scrap pieces of multiconductor telco cable.....we have scrounged some, and it makes excellent radial; /archives//html/Towertalk/1998-09/msg00547.html (8,593 bytes)
8. [TowerTalk] KT34-XA Wind Balance (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Tue, 22 Sep 1998 12:57:54 -0700 (PDT); Anyone have the proper dimensions for shifting the mast mount, or for installing a wind drag device, on the KT-34-XA to torque balance it for wind loading? 73, DX de Pat, AA6EG/N6IJ "The Contest Stat; /archives//html/Towertalk/1998-09/msg00575.html (7,111 bytes)
9. [TowerTalk] KT34-XA Capacitor Sealing (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Thu, 24 Sep 1998 17:58:31 -0700 (PDT); I am contemplating sealing the blue polyethelyne capacitor end caps in our newly upgraded KT-34XA, and wonder if there are any negatives to doing so....I would plan to use some Silicone Seal (RTV) co; /archives//html/Towertalk/1998-09/msg00623.html (7,488 bytes)
10. [TowerTalk] KT34XA Center Jumpers (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Thu, 24 Sep 1998 18:05:58 -0700 (PDT); Dave Leeson mentions in his book a precautionary enhancement to the KT34 element center jumpers on the Lexan boom insulators. He has apparently had them break, from fatigue cycling caused by element; /archives//html/Towertalk/1998-09/msg00624.html (7,428 bytes)
11. [TowerTalk] Re: Force 12; Heartily, vs Hardly (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Tue, 4 Aug 1998 10:30:10 -0700 (PDT); i Steve, Perhaps you may have meant "heartily recommend" rather than "hardly recommend"......quite a diffeence there..... 73, DX de Pat, AA6EG/N6IJ "The Contest Station from the Government" Marina Am; /archives//html/Towertalk/1998-08/msg00061.html (11,242 bytes)
12. [TowerTalk] Corrosion detection in Feedlines (score: 1): Author: Pat Barthelow <aa6eg@cv.tmx.com> (Pat Barthelow); Date: Tue, 4 Aug 1998 16:04:37 -0700 (PDT); Just thought I would pass along a discovery and troubleshooting technique, and wonder if anyone else has experience here... Our 50 ohm copper hardline feed to our Log Periodic has given us trouble, p; /archives//html/Towertalk/1998-08/msg00077.html (9,237 bytes)
13. [TowerTalk] rotor id help (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Tue, 4 Aug 1998 16:07:11 -0700 (PDT); Hi Brian, Check the Rotor Doc Home page, also, Norms Rotor Service...one of them also has a good paper on the history of the Bell-Type rotors...all the varieties, and the historical evolution of them; /archives//html/Towertalk/1998-08/msg00078.html (8,137 bytes)
14. [TowerTalk] Rohn 55, vs 65 (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Sun, 9 Aug 1998 16:46:16 -0700 (PDT); At N6IJ we are planning to erect two large towers, possibly 135 ft each, and have partial financial support for acquisition of used, usable tower, by the City of Marina, who owns the site. I am doing; /archives//html/Towertalk/1998-08/msg00200.html (8,711 bytes)
15. [TowerTalk] coax question (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Sun, 16 Aug 1998 13:28:37 -0700 (PDT); Hi George, and the group.... I Just took delivery on an MFJ 259 (B) model, and it would be the perfect thing to test your cable. Come on down some weekend to N6IJ and check it out....Also, look at th; /archives//html/Towertalk/1998-08/msg00485.html (8,661 bytes)
16. [TowerTalk] Water Tank Antenna Bases (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Thu, 20 Aug 1998 21:42:03 -0700 (PDT); The front page of the local newspaper had a picture of someone cleaning the inside of a large water tank. This is the first time I have seen some of the structural detail of the design of a large wat; /archives//html/Towertalk/1998-08/msg00623.html (7,983 bytes)
17. [TowerTalk] N connector impedance (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Tue, 7 Jul 1998 15:50:11 -0700 (PDT); HI Peter, You did not mention the frequency you were operating the cable at....However, in most cases, it still won't matter. Common antenna loads found in amateur installations, can vary somewhat, e; /archives//html/Towertalk/1998-07/msg00241.html (11,083 bytes)
18. [TowerTalk] Re: FAA Lighting Req'ts (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Fri, 17 Jul 1998 15:23:34 -0700 (PDT); Many answers to George's question at the FCC.gov/wtb/antenna site..... And I have another....We at N6IJ do not currently have an antenna structure that is required to be lighted. The Marina Municipal; /archives//html/Towertalk/1998-07/msg00509.html (10,301 bytes)
19. [TowerTalk] Steve's antenna study (score: 1): Author: aa6eg@cv.tmx.com (Pat Barthelow); Date: Tue, 21 Jul 1998 13:13:43 -0700 (PDT); Yes, Doug, but almost ALL of the reflected energy is reflected back UP the coax, to the antenna and radiated, and with each trip down, up, and radiated, the vast majority of RF IS RADIAATED, even wit; /archives//html/Towertalk/1998-07/msg00638.html (11,431 bytes)
20. [TowerTalk] Switching Controls to Multiple rotors (score: 1): Author: Pat Barthelow <aa6eg@cv.tmx.com> (Pat Barthelow); Date: Thu, 30 Jul 1998 10:28:05 -0700 (PDT); Hi Gary, A few months ago, I suggested a locally operated switch solution to the multiple Rotator box dilemma. Get an RS-232 AB switch box...Verrry Cheap at the Computer store for what it is and does; /archives//html/Towertalk/1998-07/msg00967.html (11,072 bytes)

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