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References: [ +from:clive@gm3poi.prestel.co.uk: 41 ]

Total 41 documents matching your query.

1. [TowerTalk] Vertical top-loading questions (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Fri, 15 Jun 2001 08:31:38 -0000
Bill, Sorry for the slight delay re your question, I have been working on my top loaded 80m 4SQ. In my array I played around on the PC with using 2 horizontal loading wires held up by double pulley b
/archives//html/Towertalk/2001-06/msg00375.html (10,829 bytes)

2. [TowerTalk] 40 mtr yagi (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Mon, 14 May 2001 10:29:34 -0000
Peter if your winter Wx is any thing like mine avoid LL like the plague. You could use standard CC loading coils on a home brew yagi and not be that much down on a full size element yagi. It is bette
/archives//html/Towertalk/2001-05/msg00297.html (8,685 bytes)

3. [TowerTalk] Force 12 C3 spacers (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Wed, 16 May 2001 16:04:26 -0000
Hi All, I guarantee the 20m and 15m driven elements touch on a C31RX-H. I was getting big jumps in swr on both the bands with just one insulator per side in the OEM stated position. The only solution
/archives//html/Towertalk/2001-05/msg00357.html (11,709 bytes)

4. [TowerTalk] Emoto Rotator 1102 and 1103 (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Tue, 29 May 2001 10:19:20 -0000
Does anyone have any Emoto circuit details. I'm trying to find out the correct Brake solenoid operating voltage. Clive GM3POI List Sponsor: Are you thinking about installing a tower this summer? Call
/archives//html/Towertalk/2001-05/msg00602.html (6,996 bytes)

5. [TowerTalk] Ham -IV (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Fri, 20 Apr 2001 12:19:48 -0000
Can anybody confirm the ball bearing diameter for a Ham IV rotator. I suspect its 3/8" but would like confirmation. Thanks Clive GM3POI List Sponsor: ChampionRadio.com - Trylon self-supporting towers
/archives//html/Towertalk/2001-04/msg00433.html (6,932 bytes)

6. [TowerTalk] rope in elements (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Tue, 27 Mar 2001 10:00:38 -0000
Force 12s Tapering may have solved low wind speed resonances, However I have a broken shortest 10m Director on a C31XR-H which was rated at 135mph. That broke at the junction of the 5/8"and 1/2" tube
/archives//html/Towertalk/2001-03/msg00529.html (11,115 bytes)

7. [TowerTalk] Tower Detuning (score: 1)
Author: clive@gm3poi.prestel.co.uk (Clive GM3POI)
Date: Mon, 8 Jan 2001 11:06:49 -0000
Can anyone suggest a method of detuning a tower without dropping a wire from the top of it and using that with a series Cap. 73 Clive GM3POI -- FAQ on WWW: http://www.contesting.com/FAQ/towertalk Sub
/archives//html/Towertalk/2001-01/msg00191.html (7,046 bytes)

8. [TowerTalk] Stacking Distances (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Thu, 18 Nov 1999 15:44:02 -0000
Hi All, On one of my towers I have a 10ft stub mast on which I ideally would like to get three yagis separated for minimum interaction. The three antennas are 4el 15m, 4el 10m and 3el 6m. I can eithe
/archives//html/Towertalk/1999-11/msg00377.html (7,120 bytes)

9. [TowerTalk] Stacking Distances (more info) (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Sat, 20 Nov 1999 13:38:56 -0000
Thanks for all the comments on my request re stacking. I have made further checks using Eznec and I have found the following. With a 4el 10m lowest in the stack with a 15m above it and both in line,
/archives//html/Towertalk/1999-11/msg00407.html (8,120 bytes)

10. [TowerTalk] Stacking Distances (even more info) (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Mon, 22 Nov 1999 10:24:20 -0000
Hi All, Thanks again for the posts re stacking 15m 4el and 10m 4el yagis. I think I may have a clew as to what is happening re the drop in absolute gain of the 10m antenna. The general feeling is tha
/archives//html/Towertalk/1999-11/msg00440.html (7,959 bytes)

11. [TowerTalk] Soldering Weathered Connections (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Mon, 25 Oct 1999 09:54:29 +0100
Tom, I think the only thing to do is clean all the ladder line wires individually with wire wool. I was using a Copper ring of 3/8" tube for radial connections but I've found a much better method. I
/archives//html/Towertalk/1999-10/msg00714.html (10,538 bytes)

12. [TowerTalk] DAMAGED TOWER RESCUE (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Wed, 27 Oct 1999 13:27:43 +0100
Tom Have a talk with Bill, N4ar he had the same problem with one of the 200ft towers, He just put wooden shuttering around the tower say 4'x 4' by 3ft high and poured concrete in it to pot the comple
/archives//html/Towertalk/1999-10/msg00770.html (7,675 bytes)

13. [TowerTalk] DAMAGED TOWER RESCUE (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Thu, 28 Oct 1999 08:11:45 +0100
Ron I don't know what he did, but I can think of several options like piping away through the concrete any water coming down the inside of the legs using heavy gauge Polythene type pipe,and drilling
/archives//html/Towertalk/1999-10/msg00803.html (9,155 bytes)

14. [TowerTalk] 4 Squares and Coils from N0AH (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Mon, 6 Sep 1999 10:47:22 +0100
Hi Paul and Gang, I would be inclined to load the Verticals using a short linear loading line and have a shorting bar to find the SSB and CW settings then use a relay to switch to the CW setting as r
/archives//html/Towertalk/1999-09/msg00126.html (7,280 bytes)

15. [TowerTalk] Triband stack - single tower arrays (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Wed, 15 Sep 1999 08:05:04 +0100
Hi Mark, Assuming the tower is capable of taking the load why not go for a C36XR at full height which will give you a 10-40 capability with the option of stacking below a C19XR for additional angles
/archives//html/Towertalk/1999-09/msg00316.html (11,311 bytes)

16. [TowerTalk] Choke Balun? (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Wed, 15 Sep 1999 13:45:16 +0100
Hi Gang, Has anyone made and measured the performance of a RG213 Choke Balun @ 50mhz and what were the results. I'm wondering if a single layer using say 5ft of cable will still produce a reasonable
/archives//html/Towertalk/1999-09/msg00318.html (6,883 bytes)

17. [TowerTalk] Tower advice (score: 1)
Author: clive@gm3poi.prestel.co.uk (c penna)
Date: Mon, 27 Sep 1999 10:07:41 +0100
Jim, Why not have a fixed tower not self supporting and guy it using an elevated guy system at say 6ft above ground, that way you can still mow the grass and unless your kids are 7ft you'll be OK. 73
/archives//html/Towertalk/1999-09/msg00613.html (8,640 bytes)

18. [TowerTalk] 4 Square (score: 1)
Author: Clive Penna" <clive@gm3poi.prestel.co.uk (Clive Penna)
Date: Thu, 24 Jun 1999 08:18:53 +0100
Hi, I'm working on a 40m 4SQ, Can anyone confirm that a correction factor of 0.95 x Required Frequency produces minimum dump port power. How accurate is 0.95?. 73 Clive GM3POI -- FAQ on WWW: http://w
/archives//html/Towertalk/1999-06/msg00280.html (6,861 bytes)

19. [TowerTalk] Radial Fixing (score: 1)
Author: Clive Penna" <clive@gm3poi.prestel.co.uk (Clive Penna)
Date: Sun, 4 Apr 1999 08:15:32 +0100
Hi Gang, I know this has been covered in the past but what is the simple metal or plastic clip used by some to hold down radials in the initial stages until the grass grows, I need to get my shopping
/archives//html/Towertalk/1999-04/msg00072.html (7,783 bytes)

20. [TowerTalk] Verticals etc (score: 1)
Author: Clive Penna" <clive@gm3poi.prestel.co.uk (Clive Penna)
Date: Mon, 5 Apr 1999 13:25:55 +0100
Thanks to all that replied re pegging down radials, I now have a few ideas. Can any body remind me of the formula for calculating the equivalent diameter of a triangular tower in order to do some res
/archives//html/Towertalk/1999-04/msg00097.html (7,009 bytes)


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