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References: [ +from:w9ac@arrl.net: 391 ]

Total 391 documents matching your query.

381. Re: [TowerTalk] SELF-SUPPORTING TOWER NEEDED IN THE MIDWEST (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Thu, 29 Feb 2024 12:43:21 -0500
Our 140 ft Pirod tower took 30 cu. yards of 4000 psi concrete and about 23 cu. yards for the 100 ft tower. Four full concrete trucks but some of it was also used to pour two patio type entrances for
/archives//html/Towertalk/2024-02/msg00067.html (11,926 bytes)

382. Re: [TowerTalk] New N6LF Ground Probe Designs (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Sat, 2 Mar 2024 17:38:51 -0500
A while back, Frank, W3LPL attached a link to a paper written on behalf of either NBS or DoD. As I recall, the discussion focused on the non-applicability of ground wave propagation above the BC ban
/archives//html/Towertalk/2024-03/msg00009.html (9,005 bytes)

383. Re: [TowerTalk] New N6LF Ground Probe Designs (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Sat, 2 Mar 2024 17:49:09 -0500
Just found it: "Siting Criteria for HF Communication Centers." Published in 1962 by NBS. Paul, W9AC A while back, Frank, W3LPL attached a link to a paper written on behalf of either NBS or DoD. As I
/archives//html/Towertalk/2024-03/msg00010.html (8,902 bytes)

384. Re: [TowerTalk] Prop Pitch operating characteristics (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Tue, 19 Mar 2024 12:23:12 -0400
I'm hopeful someone will fill Kurt's void. I have 6-8 small prop pitch rotators awaiting rebuilds. Paul, W9AC _______________________________________________ ________________________________________
/archives//html/Towertalk/2024-03/msg00085.html (8,995 bytes)

385. Re: [TowerTalk] All Day Everyday Unattended FT8 (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Wed, 10 Apr 2024 11:37:59 -0400
Getting way off topic, but I'll add this: It's not difficult to establish a remotely controlled FT8 station with a smartphone as a control point. According to the FCC, a critical part of a establishi
/archives//html/Towertalk/2024-04/msg00020.html (9,713 bytes)

386. Re: [TowerTalk] Drones (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Tue, 21 May 2024 15:41:05 -0400
I own a DJI Phantom 3 but never tried to drop a line with it. What type of release mechanism can you recommend? Paul, W9AC _______________________________________________ ___________________________
/archives//html/Towertalk/2024-05/msg00079.html (7,067 bytes)

387. [TowerTalk] RG6 flooded cable issue (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Wed, 22 May 2024 22:34:50 -0400
Please report back with the cable manufacturer and number. I am using Belden 1829BC on a 500 ft run between a remote COM shelter and Hi-Z 8-circle array. It was the only RG6-class cable I found that
/archives//html/Towertalk/2024-05/msg00087.html (8,344 bytes)

388. Re: [TowerTalk] RF Industries Connectors/Adapters (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Sat, 8 Jun 2024 07:52:54 -0400
quality of their products?" I use RF Industries exclusively for crimp connectors. Commercial wireless carriers use their connectors and the product line is carried by Tessco, a major commercial wire
/archives//html/Towertalk/2024-06/msg00003.html (8,122 bytes)

389. Re: [TowerTalk] RF Industries Connectors/Adapters (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Sat, 8 Jun 2024 08:19:34 -0400
At the time of account creation with Tessco for commercial pricing, they required a company FEIN as well as telephone verification. I suspect it's still not as easy as creating a fictitious company n
/archives//html/Towertalk/2024-06/msg00005.html (9,642 bytes)

390. Re: [TowerTalk] Heliax question (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Sat, 5 Oct 2024 08:26:14 -0400
with a tape measure) 1/8? larger over the dielectric than the 7/8?. " Stan, Is it possible you have a roll of 75-ohm cable? When I was employed by AT&T Broadband, in some instances we used Commscope
/archives//html/Towertalk/2024-10/msg00027.html (8,579 bytes)

391. Re: [TowerTalk] Rotating Tower Systems Information (score: 1)
Author: "Paul Christensen" <w9ac@arrl.net>
Date: Wed, 9 Oct 2024 09:07:18 -0400
John, I'm in regular discussions with Dick, K5IU. Possibly he has retained all RTS engineering information. It's worth reaching out to him by e-mail at his Yahoo address. Paul, W9AC _________________
/archives//html/Towertalk/2024-10/msg00051.html (7,025 bytes)


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