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Total 347 documents matching your query.

1. Re: [TowerTalk] Horizontal tower movement at the top (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Mon, 7 May 2007 16:10:24 -0400
It would be much safer and less expensive to simply hire a crane when you want to perform maintenance on the tree mounted beam. Sounds like you are having fun, Dave Wa3gin I would not do what you are
/archives//html/Towertalk/2007-05/msg00074.html (11,810 bytes)

2. Re: [TowerTalk] Repair HD-BX Tower? (score: 1)
Author: "WA3GIN" <wa3gin@comcast.net>
Date: Sat, 12 May 2007 18:38:14 -0400
The bolts should work fine. I've had mine up 35 years. Ran a mast from the bast all the way up to take all the twist moment off the rivets. They're all nice and tight still. Better check the rest of
/archives//html/Towertalk/2007-05/msg00237.html (11,049 bytes)

3. Re: [TowerTalk] Repair HD-BX Tower? (score: 1)
Author: "WA3GIN" <wa3gin@comcast.net>
Date: Sat, 12 May 2007 18:42:36 -0400
With all due respect. I would favor the stainless. The stress in this area of the tower is many times less than the rating for the given diameter of stainless. Not having to deal with rust that may m
/archives//html/Towertalk/2007-05/msg00238.html (10,467 bytes)

4. Re: [TowerTalk] Repair HD-BX Tower? (score: 1)
Author: "WA3GIN" <wa3gin@comcast.net>
Date: Sun, 13 May 2007 11:31:57 -0400
...and I heard of a similar story about a ham in Richmond, VA...I'd like a buck for every HDX-48 that had its rivets melted off hahaha -- Original Message -- From: "Bill Turner" <dezrat@copper.net> T
/archives//html/Towertalk/2007-05/msg00249.html (9,482 bytes)

5. Re: [TowerTalk] Got a tower/antenna in a CC&R subdivision? (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Mon, 14 May 2007 10:56:30 -0400
I bought a townhouse 7 years ago. Put up a 2m vertical...prices went up 100%. I took the antenna down two years ago...prices dropped 50% go figure. Because that will give people yet another thing to
/archives//html/Towertalk/2007-05/msg00316.html (10,628 bytes)

6. Re: [TowerTalk] Got a tower/antenna in a CC&R subdivision? (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Mon, 14 May 2007 12:52:02 -0400
Suggestion: Go visit your local government Office of Emergency Management coordinator. If none exist visit the Fire Chief. See if your local jurisdiction has a civil defense group of ham radio volunt
/archives//html/Towertalk/2007-05/msg00343.html (11,014 bytes)

7. Re: [TowerTalk] Deed _protection_ for antennas using CC&R's (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Tue, 15 May 2007 11:51:49 -0400
Buy an OMNI 7, install DSL and offer the site as an HF Internet Remote for all those hams that are restricted from building their own antenna farms. Create an Internet Remote Club to fund an antenna
/archives//html/Towertalk/2007-05/msg00391.html (10,994 bytes)

8. Re: [TowerTalk] 3 element or 4 element beam (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Tue, 15 May 2007 13:57:18 -0400
Marketing HYPE... with AGC set your expectation to >3db before you hear the difference. Is this really true? I am aware that a 1 db difference in audio is barely noticeable. However, as I understand,
/archives//html/Towertalk/2007-05/msg00402.html (9,053 bytes)

9. Re: [TowerTalk] 3 element or 4 element beam (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Tue, 15 May 2007 14:12:13 -0400
In the old days...guys would turn off the AGC and place a volt meter on the audio output...then try to see the difference in voltage...seems like a lot of work...I basically am pretty satisfied if I
/archives//html/Towertalk/2007-05/msg00404.html (9,445 bytes)

10. Re: [TowerTalk] One DB (score: 1)
Author: "WA3GIN in Alex. City, VA" <wa3gin@comcast.net>
Date: Tue, 29 May 2007 19:57:11 -0400
I think your efforts should be rewarded but the test is flawed. Try using QRP and an attenuator. Get a distant station to record the two transmissions...one with and one without the 1db attenuator in
/archives//html/Towertalk/2007-05/msg00593.html (8,138 bytes)

11. Re: [TowerTalk] One DB (score: 1)
Author: "WA3GIN in Alex. City, VA" <wa3gin@comcast.net>
Date: Tue, 29 May 2007 21:50:38 -0400
Yes, I agree but it is more real world than MP3 files...at least we have the chance to hear the effect of receiver selectivity/sensitivity, receive antenna characteristics as well as receiver AGC, et
/archives//html/Towertalk/2007-05/msg00599.html (9,669 bytes)

12. [TowerTalk] PORKYPINE Lightning Protection (score: 1)
Author: "WA3GIN in Alex. City, VA" <wa3gin@comcast.net>
Date: Mon, 18 Jun 2007 19:19:42 -0400
.on NBC news in about 3 minutes East Coast time a story on the virtual boarder fence between Mexico and the US.the video shows a PorkyPINE lightning protection device above the video camera ;-) 73, d
/archives//html/Towertalk/2007-06/msg00589.html (7,057 bytes)

13. Re: [TowerTalk] PORKYPINE Lightning Protection (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Tue, 19 Jun 2007 10:39:07 -0400
Its lightning protection...supposed to disperse the charge before it grows large enough to create a plasma path for a direct strike...lots of info in archives about this technology...pros and cons...
/archives//html/Towertalk/2007-06/msg00618.html (8,306 bytes)

14. Re: [TowerTalk] Tower ACCIDENT (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Wed, 27 Jun 2007 10:18:39 -0400
What would be really good for the list members is a set of questions one should ask before beginning work on a tower that they do not own or do not have knowledge of the structural health. In the ins
/archives//html/Towertalk/2007-06/msg00787.html (10,934 bytes)

15. Re: [TowerTalk] Tower ACCIDENT (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Wed, 27 Jun 2007 10:41:32 -0400
One can remove a bolt from the leg and perform the same test described earlier, in the case of Rohn 25. But I agree...liability is always a concern. I'm not an attorney ______________________________
/archives//html/Towertalk/2007-06/msg00794.html (9,155 bytes)

16. Re: [TowerTalk] Tower ACCIDENT (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Wed, 27 Jun 2007 11:28:17 -0400
One never knows... If it is a buried section then that bolt may be 7' above ground. Carl KM1H _______________________________________________ _______________________________________________ TowerTalk
/archives//html/Towertalk/2007-06/msg00802.html (11,347 bytes)

17. [TowerTalk] Cushcraft A627013S (score: 1)
Author: "WA3GIN in Alex. City, VA" <wa3gin@comcast.net>
Date: Wed, 27 Jun 2007 18:18:24 -0400
Hi Folks, If there is anyone out there that has subject and can give me the dimensions of the feedline harness part# A27010SFL our radio club would be most appreciative. 73, dave wa3gin@COMCAST.NET _
/archives//html/Towertalk/2007-06/msg00820.html (6,650 bytes)

18. Re: [TowerTalk] What is a good price for 3" or 4" irrigation pipe? (score: 1)
Author: "WA3GIN" <wa3gin@comcast.net>
Date: Sat, 30 Jun 2007 16:54:55 -0400
Farmville, VA -- Original Message -- From: "Chuck" <wcmoore@verizon.net> To: "jeremy-ca" <km1h@jeremy.mv.com>; <towertalk@contesting.com>; "JACK KZ4USA" <videorov@verizon.net> Sent: Saturday, June 30
/archives//html/Towertalk/2007-06/msg00985.html (10,614 bytes)

19. Re: [TowerTalk] Seeking Telrex feed impedance and Manual 4el20m Telrex (score: 1)
Author: "WA3GIN" <wa3gin@comcast.net>
Date: Sun, 1 Jul 2007 14:24:39 -0400
yes, I have a TB6EM and it uses a T-match constructed from #8 aluminum then fed with a coax balun with a 10m gadet wire (old school) balun. later, dave wa3gin -- Original Message -- From: <n8de@thepo
/archives//html/Towertalk/2007-07/msg00021.html (8,585 bytes)

20. Re: [TowerTalk] Telrex Monoband matching (score: 1)
Author: "David Jordan" <wa3gin@comcast.net>
Date: Mon, 2 Jul 2007 11:07:48 -0400
...the wire is actually inside the balun box (not the 10m trap), but it was stated to me that the wire was added to improve 10m matching. I have an open one in the country if anyone wants to see the
/archives//html/Towertalk/2007-07/msg00064.html (8,356 bytes)


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