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Total 18 documents matching your query.

1. [TowerTalk] calculating grid square distances (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Sun, 20 Jan 2002 18:41:01 +0000
Download WinGrid from this site -- it will do what you want. http://www.cstone.net/~w4sm/ham1.html 73, Arliss W7XU ________________________________________________________________________ Where do yo
/archives//html/Towertalk/2002-01/msg00428.html (8,079 bytes)

2. [TowerTalk] Oil for dummy load (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Sat, 26 Jan 2002 01:02:21 +0000
Hi, I think we're getting somewhat far afield here, but I've never seen mineral oil or other petroleum-based products used on humans other than as a laxative or perhaps topically. Water-soluble produ
/archives//html/Towertalk/2002-01/msg00547.html (10,032 bytes)

3. [TowerTalk] Shack Ideas (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Thu, 16 Aug 2001 05:05:23 +0000
I guess that I won't be seeing your antennas from 6 blocks away! On the other hand, a tower 50 inches high would likely obviate the need for a climbing belt. Personally, though, I'd be afraid one of
/archives//html/Towertalk/2001-08/msg00374.html (8,422 bytes)

4. [TowerTalk] Rebar (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Wed, 22 Aug 2001 18:39:47 +0000
Hi all, Can someone please remind me why it is that, at least in general, you aren't supposed to weld rebar? I was thinking of just tacking together the corners of a rebar cage to make is a bit easie
/archives//html/Towertalk/2001-08/msg00518.html (7,220 bytes)

5. [TowerTalk] Advise Please (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Wed, 07 Mar 2001 15:44:15 +0000
Just a thought -- assuming the tower is straight and you just want to strengthen the damaged section -- couldn't you place a form around the tower and encase the damaged section in concrete? 73, Arli
/archives//html/Towertalk/2001-03/msg00140.html (8,313 bytes)

6. [TowerTalk] Wilson rotator (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Tue, 13 Mar 2001 17:35:38 +0000
Hi, I have an old Wilson WR-500 rotator with a bad direction indication pot (600 ohms, about 1" diameter). Does anyone have any ideas on where to get a replacement pot? My Wilson rotator was made in
/archives//html/Towertalk/2001-03/msg00258.html (6,693 bytes)

7. [TowerTalk] Tilt-over Towers (score: 1)
Author: w7xu@dtgnet.com (w7xu)
Date: Sun, 18 Mar 2001 05:03:55 +0000
All I can say is that you must have never lived in South Dakota! I feel pretty lucky if I make it through a winter without ice and wind damage to one or more of my antennas. 73, Arliss W7XU -- FAQ on
/archives//html/Towertalk/2001-03/msg00337.html (8,061 bytes)

8. [TowerTalk] Feeding grounded tower (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Fri, 17 Dec 1999 04:34:12 +0000
Ok -- so what's the best way for me to feed my 120 ft. grounded Rohn 25 tower? The guys are insulated, etc., and the tower is just for 160m (i.e., no antennas mounted on it). 73, Arliss -- FAQ on WWW
/archives//html/Towertalk/1999-12/msg00347.html (7,047 bytes)

9. [TowerTalk] Manuals needed: TH2 & 5BTV (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Fri, 05 Nov 1999 00:19:39 +0000
Hi, I have been given a Hy-Gain TH2 and a Hustler 5BTV, but with no instruction manuals. Does anyone out there have a copy of the manual for either of these antennas that I could get? I'll be glad to
/archives//html/Towertalk/1999-11/msg00089.html (6,843 bytes)

10. [TowerTalk] Re: Magnetic Variation (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Sat, 02 Oct 1999 16:22:22 +0000
There's a magnetic variation calculator at: http://www.pangolin.co.nz/magvar.html 73, Arliss W7XU -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Admi
/archives//html/Towertalk/1999-10/msg00020.html (7,241 bytes)

11. [TowerTalk] W2 10M4DX (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Sun, 19 Sep 1999 02:13:38 +0000
Hi, Does anyone have any experience with M2's 10M4DX (4-el 10m beam)? I had been considering the Hy-Gain 10m monobander, but since it doesn't look like they will be back in production before winter s
/archives//html/Towertalk/1999-09/msg00429.html (6,790 bytes)

12. [TowerTalk] 4130 Chrome Molybdenum Mast (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Thu, 23 Sep 1999 04:08:44 +0000
Hi, I'm not an engineer, but it's my understanding that the yield strength is a function of the material/alloy and is independent of the dimensions. So 4130 has the same yield strength regardless of
/archives//html/Towertalk/1999-09/msg00532.html (9,208 bytes)

13. [TowerTalk] 4-square & 160m vertical (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Mon, 27 Sep 1999 02:02:02 +0000
Hi, I have a 125' Rohn 25 tower that I use as a quarter-wave vertical on 160m. I would like to hang a K8UR-style 4-square array for 80m from the tower, but am concerned regarding possible interaction
/archives//html/Towertalk/1999-09/msg00604.html (7,039 bytes)

14. [TowerTalk] Sidemounting TH-11 (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Mon, 05 Apr 1999 01:19:08 +0000
Hi all, Has anyone here had experience sidemounting a TH11 on Rohn 45? I was considering that project until I saw a friend's conventionally mounted TH11 today. It was at 70', but I got the impression
/archives//html/Towertalk/1999-04/msg00093.html (6,953 bytes)

15. [TowerTalk] Size of free-standing tower base (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Sun, 21 Feb 1999 19:57:46 +0000
Hi, Can anyone on here tell me how to calculate the size of a concrete base for a tower I want to erect? This will be a free standing affair, supporting an EME array (30 sq. ft.) at 40 feet in an 85
/archives//html/Towertalk/1999-02/msg00428.html (7,492 bytes)

16. [TowerTalk] HF mobile antennas (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Thu, 02 Jul 1998 00:14:26 +0000
Sorry if I'm a bit off topic with this, but does anyone out there have any comments they would like to share regarding High Sierra antennas, or other screwdriver type antennas? Thanks & 73, Arliss W7
/archives//html/Towertalk/1998-07/msg00051.html (7,164 bytes)

17. [TowerTalk] Simple EHS & Insulator Questions (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Tue, 05 May 1998 16:40:04 +0000
Another way to cut EHS is to tape on either side of the spot you want to cut, then lay the cable across a relatively sharp steel edge and strike the cable with a hammer. It takes only a few blows to
/archives//html/Towertalk/1998-05/msg00187.html (7,967 bytes)

18. [TowerTalk] Hole Alignments (score: 1)
Author: w7xu@dtgnet.com (W7XU Arliss)
Date: Mon, 18 May 1998 11:57:10 +0000
Draw a circle of a diameter equal to that of your tubing, then draw a line through the circle passing through the center of the circle. Let the ends of the line extend past the edge of the circle. No
/archives//html/Towertalk/1998-05/msg00439.html (10,094 bytes)


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