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1. [TowerTalk] Phillystran and cable clamps (score: 1): Author: broz@csn.net (John Brosnahan); Date: Thu, 17 Dec 1998 07:28:24 -0700 (MST); Gerald at Texas Towers told me that the smallest I would suggest using four clamps, ala, follow the manufacturers directions. While three is the right number for EHS 1x7 strand the Philly tends to "f; /archives//html/Towertalk/1998-12/msg00255.html (8,400 bytes)
2. [TowerTalk] 7/16 DIN (score: 1): Author: broz@csn.net (John Brosnahan); Date: Wed, 11 Nov 1998 22:01:33 -0700 (MST); Even Newark has them in their latest flyers --BUT THEY ARE NOT CHEAP! John W0UN -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative request; /archives//html/Towertalk/1998-11/msg00346.html (6,933 bytes)
3. [TowerTalk] Tower Base and rebar (score: 1): Author: broz@csn.net (John Brosnahan); Date: Thu, 1 Oct 1998 21:35:11 -0600 (MDT); Pour most of the concrete with the rebar on the bottom and then pull up the rebar about 3 inches. It won't sink back down. Or pour all of it with the rebar on the bottom and, using a couple of scrap-; /archives//html/Towertalk/1998-10/msg00027.html (8,481 bytes)
4. [TowerTalk] A Question of GAIN (score: 1): Author: broz@csn.net (John Brosnahan); Date: Mon, 19 Oct 1998 20:29:31 -0600 (MDT); Mike (and Eric), When I first started playing with my four-stack of 8L Yagis on 10M 40/80/120/160ft) and also had a single 8L Yagi on another tower (80ft) I was astonded at the differences in intelli; /archives//html/Towertalk/1998-10/msg00678.html (10,626 bytes)
5. [TowerTalk] A Question of GAIN (score: 1): Author: broz@csn.net (John Brosnahan); Date: Tue, 20 Oct 1998 09:04:13 -0600 (MDT); Tom, I didn't read all of the mail on this subject until after I posted my comment. And my comment was just a simplistic observation in support of the advantages of stacks. Just glad that we agree on; /archives//html/Towertalk/1998-10/msg00711.html (11,628 bytes)
6. [TowerTalk] MFJ 259 accuracy?? (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sun, 25 Oct 1998 21:49:45 -0700 (MST); 15m reasonable fine as A common problem with all of the various analyzers out there. Most likely overload of the detector from a nearby AM station. The AM RF just biases the diodes causing a higher r; /archives//html/Towertalk/1998-10/msg00879.html (10,103 bytes)
7. [TowerTalk] Tic-ring (score: 1): Author: broz@csn.net (John Brosnahan); Date: Tue, 29 Sep 1998 08:52:43 -0600 (MDT); Sam, I had similar problems and switched to the Bourns pot and had no more problems, BUT I also bypassed the three leads to the pot to ground on the terminal strip with 0.01s feeling that the rotator; /archives//html/Towertalk/1998-09/msg00745.html (7,606 bytes)
8. [TowerTalk] Rohn 55, vs 65 (score: 1): Author: broz@csn.net (John Brosnahan); Date: Mon, 10 Aug 1998 06:27:45 -0600 (MDT); Gregg, I am not sure if you are implying that Rohn 55 is not strong enough based on K8DX's experinece, but it appeared to me from the photos on the K3GP site that the failure point may have been the; /archives//html/Towertalk/1998-08/msg00221.html (9,473 bytes)
9. [TowerTalk] Rohn 55, vs 65 (score: 1): Author: broz@csn.net (John Brosnahan); Date: Mon, 10 Aug 1998 09:12:13 -0600 (MDT); Just received messages from Scott, K8DX and George, K3GP that the Rohn 55s were stock Rohn hardware throughout and the formed turnbuckle was only on the boom guy of a Yagi. It would have been a real; /archives//html/Towertalk/1998-08/msg00227.html (8,864 bytes)
10. [TowerTalk] Guyed tower stuff--for the record (score: 1): Author: broz@csn.net (John Brosnahan); Date: Fri, 14 Aug 1998 07:36:10 -0600 (MDT); Kurt, Just For The Record able Dana, the Rohn product manager at the Frankford, IN plant where No. 45G is manufactured states the following (on 14 Aug 1998). 1) They came close to discontinuing the t; /archives//html/Towertalk/1998-08/msg00421.html (9,080 bytes)
11. [TowerTalk] computer noises on low bands (score: 1): Author: broz@csn.net (John Brosnahan); Date: Wed, 6 May 1998 05:51:13 -0600 (MDT); Many of the new computers are omitting the RFI filter in the power supply that keeps the garbage from the switching mode supply from entering the AC mains. I have had excellent results (as have other; /archives//html/Towertalk/1998-05/msg00213.html (9,798 bytes)
12. [TowerTalk] TIC Ringrotor indicator problem (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sat, 23 May 1998 06:02:17 -0600 (MDT); Barry, I had an original Clarostat pot fail in my TIC RIng and replaced it with a similar pot only to have it fail quickly thereafter. Subsequently I examined both pots and the failures seemed to be; /archives//html/Towertalk/1998-05/msg00598.html (9,943 bytes)
13. [TowerTalk] TIC Ringrotor indicator problem (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sat, 23 May 1998 10:06:46 -0600 (MDT); catalog? Digikey did have the Bourns pots (not sure if they still do) in their catalog--but they only went down to 1Kohm. I KNOW TIC gets them through Digikey since one of the people at TIC is marrie; /archives//html/Towertalk/1998-05/msg00605.html (8,482 bytes)
14. [TowerTalk] What to do??? (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sun, 12 Apr 1998 19:47:15 -0600 (MDT); I had 3 TH6 s up Jim, I just put up four TH7s at 40/80/120/160 ft. They broke the records in 3,4,5,6,7,9,and 0-land in both the CQWW CW on 20M and in ARRL DX CW on 20M. So stacked tribanders work VER; /archives//html/Towertalk/1998-04/msg00333.html (8,537 bytes)
15. [TowerTalk] What to do??? (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sun, 12 Apr 1998 21:26:27 -0600 (MDT); Jim, swapping wires from one side to the other can change the phase by 180 degrees. I had heard (unsubstantiated) stories that HyGain baluns were not always faithful in their phase markings in the ol; /archives//html/Towertalk/1998-04/msg00336.html (8,064 bytes)
16. [TowerTalk] New Discussion Topic: Dipole secrets (score: 1): Author: broz@csn.net (John Brosnahan); Date: Tue, 28 Apr 1998 06:37:10 -0600 (MDT); Au contraire: An inverted V is a reasonable description of the antenna that is based on a dipole. Calling it a " half-Rhombic turned on its side" is not only more clumsy to say it is also technicall; /archives//html/Towertalk/1998-04/msg00815.html (9,739 bytes)
17. [TowerTalk] Breaking up guys (score: 1): Author: broz@csn.net (John Brosnahan); Date: Tue, 28 Apr 1998 06:37:08 -0600 (MDT); Or short lengths of a larger diameter wire. There are two main ways of detuning an antenna with guy wires. 1) Guy wires that are resonant anywhere in the vicinity of the antenna 2) Guy wires that ar; /archives//html/Towertalk/1998-04/msg00816.html (9,164 bytes)
18. [TowerTalk] Ice on guy wires (score: 1): Author: broz@csn.net (John Brosnahan); Date: Sun, 15 Mar 1998 10:24:25 -0700 (MST); Tom, it makes me wonder if they used the little collars designed to fit over the ends of the guy grips that are designed to prevent this sort of thing. I never use them but then we don't get ice--to; /archives//html/Towertalk/1998-03/msg00275.html (7,996 bytes)
19. [TowerTalk] Take-off angles & Modelling Tri-Banders (score: 1): Author: broz@csn.net (John Brosnahan); Date: Tue, 24 Mar 1998 07:35:32 -0700 (MST); Andy, sounds like you need to get "All the right Angles" by Dean Straw, N6BV. Dean has done a LOT of statistical analysis on angles of arrival in this book as well as providing software to model ant; /archives//html/Towertalk/1998-03/msg00459.html (7,871 bytes)
20. [TowerTalk] microstrip transmission lines (score: 1): Author: broz@csn.net (John Brosnahan); Date: Thu, 12 Feb 1998 19:16:46 -0700 (MST); I am looking for a formula for calculating the impedance of a microstrip transmission line in an arrangement that does not seem to be covered by any of my references. I only need moderate accuracy th; /archives//html/Towertalk/1998-02/msg00333.html (8,275 bytes)

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