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1. Re: [TowerTalk] QST on drugs (was: 2006 Top Ten Chutzpah ...) (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Thu, 24 Aug 2006 13:01:17 -0700
Actually, there has been quite a bit of work done on fractal antennas over the past ten years or so. (numerous IEEE Antenna society articles) Your mobile phone or 802.11 equipment may use a fractal
/archives//html/Towertalk/2006-08/msg00808.html (9,441 bytes)

2. Re: [TowerTalk] QST(Readers) on drugs (was: 2006 Top Ten Chutzpah...) (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Fri, 25 Aug 2006 14:44:52 -0700
Yeah, but it's AUGUST now - my tiny brain can only think of one month at a time :-) 73, Ward N0AX _______________________________________________ _______________________________________________ Towe
/archives//html/Towertalk/2006-08/msg00854.html (6,971 bytes)

3. Re: [TowerTalk] Endangered Bird - who ya gonna call? (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 11 Dec 2006 09:55:58 -0800
"Every spring a male Cardinal endangers himself by perching on the outside bay window ledge in my dining area. He guards this space with gusto..." Must be an infielder. Does Tony La Russa know about
/archives//html/Towertalk/2006-12/msg00333.html (7,051 bytes)

4. Re: [TowerTalk] Endangered Bird - who ya gonna call? (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 11 Dec 2006 13:27:31 -0800
"Also, Ward is off-track. It's not the TV the bird wants. If it's a Cardinal from St. Louis, and he's there for the gusto, that can only mean one thing: Bud Lite." Dale, Dale, Dale... If there's one
/archives//html/Towertalk/2006-12/msg00343.html (8,246 bytes)

5. Re: [TowerTalk] Bird intelligence (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Wed, 3 Jan 2007 14:26:58 -0800
Is that laden or unladen? 73, Ward N0AX _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.c
/archives//html/Towertalk/2007-01/msg00044.html (8,501 bytes)

6. Re: [TowerTalk] Fw: SteppIR problem (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 11 Jun 2007 08:47:29 -0700
Just a thought... It could be that the transients associated with pulsed currents to the motors is causing the controller or power supply to shut down. The transients might not be large enough to cau
/archives//html/Towertalk/2007-06/msg00265.html (8,151 bytes)

7. Re: [TowerTalk] Trapped Tribanders Turned Vertical (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Wed, 20 Jun 2007 09:08:27 -0700
K4SAV generated some useful numbers - thank you. - - - - - Here are some EZNEC numbers for a three element Yagi turned either vertically of horizontally. Height ___ Horz Antenna ______ Vert Antenna _
/archives//html/Towertalk/2007-06/msg00654.html (9,440 bytes)

8. Re: [TowerTalk] vertical ground experiment (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Fri, 22 Jun 2007 15:50:37 -0700
If your ground is vertical, you have been drinking too much and are laying on your side. 73, Ward N0AX _______________________________________________ _______________________________________________
/archives//html/Towertalk/2007-06/msg00717.html (7,968 bytes)

9. [TowerTalk] Mosley Note (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Tue, 10 Jul 2007 10:36:55 -0500
Steve does most of the talking here on TT, but I thought I'd qualify the remarks with some typical engineering obfuscation... The Mosley's we tested did not match the competition in either forward ga
/archives//html/Towertalk/2007-07/msg00438.html (7,929 bytes)

10. Re: [TowerTalk] Magnetic North (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Thu, 9 Aug 2007 08:48:48 -0700
If the poles flip, will we have to start DXCC over again? THE HORROR! OH, THE HUMANITY! continuously expanding seafloor to either side of the mid-Atlantic rift, it's clear that the crust barely notic
/archives//html/Towertalk/2007-08/msg00255.html (8,421 bytes)

11. Re: [TowerTalk] Magnetic North (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Thu, 9 Aug 2007 09:32:58 -0700
And for Towertalk content, plastic owls don't have to be moved because owls can swivel their heads more than 180 degrees in either direction. 73, Ward N0AX ** ** _ Seems the non plastic ones still ne
/archives//html/Towertalk/2007-08/msg00258.html (8,481 bytes)

12. Re: [TowerTalk] Improvise (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 13 Aug 2007 08:40:23 -0700
For a short tower (40 feet, Rohn 25), I put threaded J-bolts into the footing with a nut and heavy flat washer on the threads. I slid the bottom section on to the bolts and adjusted the nuts to plumb
/archives//html/Towertalk/2007-08/msg00357.html (7,736 bytes)

13. [TowerTalk] Take Your Time (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Thu, 25 Oct 2007 08:24:00 -0700
I have repeated this to myself many times when doing tower work or climbing a tree - "It's not a race!" Nobody is timing you, it's not televised, no one will complain or laugh if you stop and take a
/archives//html/Towertalk/2007-10/msg00679.html (7,750 bytes)

14. [TowerTalk] Sealing Pigtails - Opinions? (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Wed, 6 Feb 2008 16:54:05 -0600
As long as we're discussing sealing, I have a question about sealing coax pigtails. Waterproofing the end of a coax pigtail can be difficult because of the exposed braid and the stranded center condu
/archives//html/Towertalk/2008-02/msg00076.html (8,816 bytes)

15. [TowerTalk] Feedpoint Impedance (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 28 Jul 2008 12:46:23 -0700
While we're on the math subject, does anyone know of an equation that gives either feedpoint impedance or radiation resistance as a function of position along a linear radiator of known electrical le
/archives//html/Towertalk/2008-07/msg00739.html (7,035 bytes)

16. Re: [TowerTalk] Feedpoint Impedance (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Mon, 28 Jul 2008 23:26:39 -0700
Oh, right...duh. The current equation will do - but the radiator (I may have confused things by referring to it as a "dipole") may be anywhere between one-half and one wavelength long, so the curren
/archives//html/Towertalk/2008-07/msg00774.html (10,017 bytes)

17. Re: [TowerTalk] Feedpoint Impedance (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Tue, 29 Jul 2008 08:06:07 -0700
20% ought to do it. There will be significant variation depending on proximity of ground, type of ground, and so forth. At this point, I'm just doing a feasibility study. 73, Ward N0AX _____________
/archives//html/Towertalk/2008-07/msg00784.html (8,794 bytes)

18. Re: [TowerTalk] Feedpoint Impedance (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Tue, 29 Jul 2008 21:24:22 -0700
Elliptic integrals would be preferable to watching the Seattle Mariners blow another ninth-inning lead :-) Thanks, Jim - this is going to get me close enough! 73, Ward N0AX __________________________
/archives//html/Towertalk/2008-07/msg00812.html (10,824 bytes)

19. [TowerTalk] CQ W6RMK (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Wed, 15 Oct 2008 14:40:27 -0700
Sorry for the bandwidth - W6RMK are you monitoring the reflector? Email to you is bouncing - please contact me off-list if you see this. Thanks! 73, Ward N0AX (n0ax@arrl.net) ________________________
/archives//html/Towertalk/2008-10/msg00258.html (6,849 bytes)

20. Re: [TowerTalk] Subharmonics Again! (score: 1)
Author: "Ward Silver" <hwardsil@gmail.com>
Date: Tue, 21 Oct 2008 10:30:46 -0700
A common source of diodes connected to just such a means of excitation and re-radiation is rotator control boxes. The current-steering rectifiers in the control boxes (I'm most familiar with the Tai
/archives//html/Towertalk/2008-10/msg00432.html (7,989 bytes)


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