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Total 17 documents matching your query.

1. [TowerTalk] large loops (score: 1)
Author: j4976@juno.com
Date: Sun, 13 Jun 2004 17:04:15 -0500
Hi, I'm new to this and thought I should get some advice. I've heard interesting things about large loop antenna designs, and I thought I might try one. I have an area of about one acre which I could
/archives//html/Towertalk/2004-06/msg00278.html (7,498 bytes)

2. [TowerTalk] Suggestions (score: 1)
Author: j4976@juno.com
Date: Sat, 26 Jun 2004 19:13:48 -0500
What model used tower would everyone suggest I look for for my first ever tower? I need to avoid guy wires and am interested in something heavy duty that comes in the 65' to 100' range. I have heard
/archives//html/Towertalk/2004-06/msg00594.html (7,173 bytes)

3. Re: [TowerTalk] Replying to the list...AGAIN! (score: 1)
Author: j4976@juno.com
Date: Wed, 21 Jul 2004 14:00:42 -0500
I am new to all this, and I subscribed with the hope of learning something. If replies are not public, I learn nothing. I understand how much mail this reflector gives us all to sort through, but for
/archives//html/Towertalk/2004-07/msg00563.html (10,535 bytes)

4. Re: [TowerTalk] Grounding, Lightning & corona discharge (score: 1)
Author: j4976@juno.com
Date: Wed, 28 Jul 2004 10:35:04 -0500
A question on the lightning issue: Does anyone know if there is any benefit to routing the cabling from tower to house underground using a direct bury grade of cable? I thought it might encourage dis
/archives//html/Towertalk/2004-07/msg00815.html (7,927 bytes)

5. Re: [TowerTalk] Horizontal Loops (score: 1)
Author: j4976@juno.com
Date: Sun, 15 Aug 2004 12:45:51 -0500
If you look at Mr. Cebik's antenna pages on the web, you will see that the circular loop is omnidirectional, and that the rectangular, diamond, and star shaped loops create lobes along a line with th
/archives//html/Towertalk/2004-08/msg00265.html (12,857 bytes)

6. Re: [TowerTalk] 3000 PSI (score: 1)
Author: j4976@juno.com
Date: Wed, 1 Sep 2004 11:25:18 -0500
Another tidbit: I was told by the engineers who work for our state government that concrete over 4000 psi is considered waterproof. (for those like me who wondered about bridge supports in rivers) Th
/archives//html/Towertalk/2004-09/msg00015.html (8,347 bytes)

7. Re: [TowerTalk] Calculations (score: 1)
Author: j4976@juno.com
Date: Tue, 14 Sep 2004 14:07:50 -0500
Based on this (good) information, it seems to me that a manufacturer could have an engineer make up a series of charts or tables showing the surviving loads in each soil type at increasing wind speed
/archives//html/Towertalk/2004-09/msg00272.html (12,737 bytes)

8. Re: [TowerTalk] Mounting a 4x4 in concrete (score: 1)
Author: j4976@juno.com
Date: Wed, 27 Oct 2004 09:10:10 -0500
This is because concrete over 4000psi is supposed to be waterproof. Low grade concrete will wick water, but the higher grades will not. Bridge supports don't wick water, and they are concrete. Either
/archives//html/Towertalk/2004-10/msg00731.html (14,272 bytes)

9. Re: [TowerTalk] Re: Half-Square or ?? For 80m (score: 1)
Author: j4976@juno.com
Date: Sat, 30 Oct 2004 16:39:02 -0500
I'm not an antenna expert, but it seems that if you have that much space and that much height, maybe you should explore some kind of curtain antenna. I have seen a number of different types. Maybe yo
/archives//html/Towertalk/2004-10/msg00804.html (9,460 bytes)

10. Re: [TowerTalk] static bleed & lightning discharge (score: 1)
Author: j4976@juno.com
Date: Fri, 18 Mar 2005 16:36:20 -0600
I thought that the point of a lightning rod or similar device was that a house being a poor conductor, if hit, gets hit by a huge charge. By putting up a lightning rod which is a good conductor with
/archives//html/Towertalk/2005-03/msg00588.html (11,430 bytes)

11. Re: [TowerTalk] The Care and feeding of an 80 meter Zepp (score: 1)
Author: j4976@juno.com
Date: Tue, 29 Mar 2005 10:48:25 -0600
So, how many cats should I add to my ground system to maximize efficiency, how should they be attached, and what is the appropriate spacing and orientation of these cats? Do various sizes of cats cha
/archives//html/Towertalk/2005-03/msg00902.html (10,419 bytes)

12. Re: [TowerTalk] Tower in the woods (score: 1)
Author: j4976@juno.com
Date: Mon, 4 Apr 2005 16:41:05 -0500
Does anyone know if the concrete pumper trucks have a hose available to go several hundred feet? If so, that may be an option for getting ready mix right to the hole for only a few hundred dollars ex
/archives//html/Towertalk/2005-04/msg00151.html (9,486 bytes)

13. Re: [TowerTalk] Guying a self-supporting tower (score: 1)
Author: j4976@juno.com
Date: Mon, 11 Apr 2005 01:18:34 -0500
I think this discussion, though interesting, may be irrelevant: In my experience, if you have erected, assembled, or built any type of engineered structure which then fails for any reason at all, if
/archives//html/Towertalk/2005-04/msg00346.html (11,491 bytes)

14. Re: [TowerTalk] "The Socialized Power Grid" (score: 1)
Author: j4976@juno.com
Date: Sat, 23 Apr 2005 09:24:01 -0500
What I don't ever hear mentioned is that those 5% who do not have cable or a phone line suitable for DSL can get high speed internet service via satelite. Its very common and affordable outside the U
/archives//html/Towertalk/2005-04/msg00618.html (9,992 bytes)

15. Re: [TowerTalk] "The Socialized Power Grid" (score: 1)
Author: j4976@juno.com
Date: Sat, 23 Apr 2005 11:27:47 -0500
Yes, this is true, and I too use a 4Mbps cable connection due to home business requirements. However, my understanding is that most DSL and Cable users nationwide select the 256K line due to pricing,
/archives//html/Towertalk/2005-04/msg00627.html (11,016 bytes)

16. Re: [TowerTalk] FD Antenna Discussison - Just for Fun (score: 1)
Author: j4976@juno.com
Date: Mon, 25 Apr 2005 15:05:29 -0500
Remember, if you can manage to get a 5/8 wave vertical set up, you will get both a high angle and a low angle lobe. Also, when modeling, using poor radial systems seems to raise the takeoff angle of
/archives//html/Towertalk/2005-04/msg00696.html (10,097 bytes)

17. Re: [TowerTalk] Antenna Hangover (score: 1)
Author: j4976@juno.com
Date: Thu, 2 Jun 2005 13:38:38 -0500
You will need to consult a real estate attorney in your state for exact info on this situation. Maybe your attorney general office would suffice. This is because property rights do vary from state to
/archives//html/Towertalk/2005-06/msg00053.html (9,401 bytes)


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