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References: [ +from:wb4mnf@atl.org: 50 ]

Total 50 documents matching your query.

21. [TowerTalk] Rohn 45ACL to swap for 25ACL and 25G (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Mon, 11 Aug 1997 13:43:54 +0100
In Atlanta Have Rohn 1 x 45ACL Want 1 x 25ACL and 1 x 25G in trade. See pix <www.atl.org/antennas/rohn.jpg> No rust. Never been up. One corner of plate has been cut and folded back about 12" at 45 de
/archives//html/Towertalk/1997-08/msg00399.html (7,004 bytes)

22. [TowerTalk] looking for RW248 TWT (traveling wave tube) (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 12 Aug 1997 09:37:45 +0100
Looking for traveling wave tube. RW 248 Collins 270-0770-001 or equivilent from Seimens or other manuf. -bob 404-888-0389 <bob@atl.org> -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Subm
/archives//html/Towertalk/1997-08/msg00412.html (6,853 bytes)

23. [TowerTalk] Solid wire for guys? (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Thu, 14 Aug 1997 13:57:12 +0100
While waiting for permits and easements and all that stuff for the crankup, I'm considering putting up a bit of 25G in the middle of the back yard. I've been reading on the list all the stuff about g
/archives//html/Towertalk/1997-08/msg00466.html (7,408 bytes)

24. [TowerTalk] Solid guy wire ala Copperweld. FYI. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Fri, 15 Aug 1997 19:04:16 +0100
Hey Y'all, A recent query as to using a single strand of 'copperweld' as upper guys brought lots of warnings and a couple of good suggestions. One of which was to use the aluminum clad EHS guy wire.
/archives//html/Towertalk/1997-08/msg00486.html (7,539 bytes)

25. [TowerTalk] Tri-Ex tower query. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Thu, 21 Aug 1997 21:00:45 +0100
Still working on getting this LM-470 permitted. Engineering drawings are on the way for CE /PE here to look at and stamp for city. Tower is rated as 15ft**2 in 70MPH. Planned location is at gable end
/archives//html/Towertalk/1997-08/msg00590.html (7,601 bytes)

26. [TowerTalk] Fw: Antennas ! (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Sat, 23 Aug 1997 10:03:32 +0100
-- From: Bob Duckworth <wb4mnf@atl.org> Cc: qrp <qrp-l@lehigh.edu> To: <towertalk@contesting.com> -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Admi
/archives//html/Towertalk/1997-08/msg00616.html (7,085 bytes)

27. [TowerTalk] 40m Yagi, 20-10 Quad, same boom? Anyone doing? (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 1 Jul 1997 11:48:24 +0100
Is anyone running a 2ele 40m Yagi and a 2ele 20-10 quad on the same boom or perhaps a boomless quad with spider on or just above the 40m boom? Has anyone tried this and found it to be a bad idea? Tha
/archives//html/Towertalk/1997-07/msg00019.html (6,939 bytes)

28. [TowerTalk] Some assistance sought with newly acquired, used antenna bits. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Mon, 28 Jul 1997 01:08:09 +0100
Hi Just finished a sweaty 6 hours with Marty AA4RM and my dad gathereing up some antenna bits that we were given. I'm trying to ID some of them and maybe find some manuals or specs of some sort. Ante
/archives//html/Towertalk/1997-07/msg00783.html (12,166 bytes)

29. [TowerTalk] Antenna and tower ID help photos. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 29 Jul 1997 16:01:48 +0100
These are all jpeg (jpg) and for detail, on order of 100 to 200 kbyte. 10" x 8" at 72dpi 40 meter 3elements approx 42' overall fasten to these centers and a coffee can sized plastic (coil?) lives at
/archives//html/Towertalk/1997-07/msg00819.html (8,933 bytes)

30. [TowerTalk] Now what about a boom! (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Wed, 30 Jul 1997 08:59:50 +0100
I'm rather excited as this is my first tower/yagi project other than some VHF stuff at my old job. Many thanks to all who responded in helping ID the tower and antenna debris collected this past week
/archives//html/Towertalk/1997-07/msg00844.html (7,573 bytes)

31. [TowerTalk] Antenna ID positive. Tower still unknown. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Wed, 30 Jul 1997 12:52:46 +0100
This list is great. More thanks! Yagi antennas are. 1) Mosley S403 (3 x 42' ele on 36' boom, manual $20 from Mosley) 2) TA-33 (manual $10 from Mosley) Mosley makes some fine antennas too. These are a
/archives//html/Towertalk/1997-07/msg00852.html (7,821 bytes)

32. [TowerTalk] TA-33 restoration (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Wed, 30 Jul 1997 15:47:09 +0100
Mosley has cleaning instructions that they will send along with manual and parts price list if you ask. -bob -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesti
/archives//html/Towertalk/1997-07/msg00860.html (6,879 bytes)

33. [TowerTalk] rotating stacked yagis (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Thu, 31 Jul 1997 11:40:56 +0100
I thought about this last night and came up with the following solution that I'm copying to the reflector, just in case my spatial cognition is wacked out. x(N) O\ \ \ \ Z \ \ / / \ \ / / \ \ / / x \
/archives//html/Towertalk/1997-07/msg00888.html (9,811 bytes)

34. [TowerTalk] Phasetek Phasor or similar system sought for electrically steerable vertical array. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 10 Jun 1997 11:22:17 +0100
I am looking for a used Phasor or other system for electrically steerable vertical array. Vaguely recall an article in Ham Radio magazine and will appreciate info on which issue if anyone has a bette
/archives//html/Towertalk/1997-06/msg00330.html (7,413 bytes)

35. [TowerTalk] Tower lighting (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Sat, 14 Jun 1997 09:19:24 +0100
Why not put a lighted Santa Claus and Reindeer on top with a string of lights leading down to chimney. One risks being labeled eccentric rather than a member of the outlaw tower illuminati though. No
/archives//html/Towertalk/1997-06/msg00441.html (9,208 bytes)

36. [TowerTalk] Re: Guy wire tension question (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Fri, 2 May 1997 16:54:20 +0100
Loos gauge is used for setting tension on stays on sailboat masts. You can find them at some of the larger marine suppliers or borrow one from a neighbor who races sailboats :-) -bob wb4mnf -- FAQ on
/archives//html/Towertalk/1997-05/msg00058.html (6,776 bytes)

37. [TowerTalk] XQ QUADS (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Thu, 8 May 1997 18:18:27 +0100
-- From: Pete Soper <psoper@donedeal.encore.com> In my experience a two wavelength loop blows away a dipole at the height of the top wire. I've been running one for almost ten years and never been ha
/archives//html/Towertalk/1997-05/msg00240.html (7,877 bytes)

38. [TowerTalk] 70 ft vertical tubing for 80m (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Thu, 15 May 1997 21:15:07 +0100
At one time I had a 50 foot Rohn 'push up pole' with a 5/8 wave CB antenna on top. Guyed with Dacron. Sitting on a coke bottle. Worked FB but CB antenna was not strong enough to support wire for top
/archives//html/Towertalk/1997-05/msg00394.html (8,350 bytes)

39. [TowerTalk] ground screen for new lawn (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 27 May 1997 09:22:20 +0100
Another disadvantage is that copper is toxic to most hardwoods. If you're yard is filled with big old oak trees, copper screen will do them in over 5 to 10 years. A good argument for elevated radial
/archives//html/Towertalk/1997-05/msg00614.html (8,925 bytes)

40. [TowerTalk] Fwd: How to... X-Q stacked. (score: 1)
Author: wb4mnf@atl.org (Bob Duckworth)
Date: Tue, 1 Apr 1997 14:26:14 +0100
Vasili I am using a single element of rectangular shape on 80 and 40 It is 33' vertical and 100' horizontal rectangle. I have not modeled this but suspect that it performs at least as well as 2 x 40m
/archives//html/Towertalk/1997-04/msg00013.html (7,275 bytes)


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