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Total 256 documents matching your query.

21. [TowerTalk] Marine Grade Shrink Boot for waterproofing (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Wed, 09 Feb 2005 09:02:00 -0800
For the temporary solution of field day coax weatherproofing, I think, simple solutions are better, and they need not be foolproof in the long run...Those proposed alike Traffic Cones, or cheap plast
/archives//html/Towertalk/2005-02/msg00243.html (12,120 bytes)

22. RE: [TowerTalk] RADIAL WIRE (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Sat, 12 Feb 2005 12:49:58 -0800
Mike, Find/make friends with your local telephone compony tech... Ask him for end pieces of multiconductor cable... 73, de Pat aa6eg@hotmail.com From: "MIKE GREENWAY" <K4PI@peoplepc.com> Anyone know
/archives//html/Towertalk/2005-02/msg00329.html (8,019 bytes)

23. [TowerTalk] RADIAL WIRE, Aruba corrosion (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Sun, 13 Feb 2005 07:11:31 -0800
Mike describes the effects of the severe Aruba ocean atmosphere on an aluminum vertical over 2 years. I wonder if an initial assembly using thorough greasing of all joints with Noalox or equiv, and p
/archives//html/Towertalk/2005-02/msg00343.html (9,513 bytes)

24. [TowerTalk] FW: World Class Station Conundrum - help! (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Wed, 16 Feb 2005 10:14:19 -0800
Hello Scott, I admire your ambition and careful long term thought and care with respect to making decisions. Now you have an ally speaking up, in Ron, below. With the huge investment in time and mone
/archives//html/Towertalk/2005-02/msg00392.html (9,545 bytes)

25. [TowerTalk] LMR-240 Ultraflex/Heat (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Mon, 21 Feb 2005 15:18:00 -0800
Jim does a good job with the details... and raises a question.... Some 20 years ago at a Marconi FM broad cast band transmitter sharing the site of a local ham repeater, I happened to grab some RG 21
/archives//html/Towertalk/2005-02/msg00496.html (11,040 bytes)

26. Re: [TowerTalk] SWR Problem with Tri-Bander - help! (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Tue, 22 Feb 2005 14:44:54 -0800
Keith has it right, below... Try this to isolate the problem. Get a full power dummy load...heathkit cantenna or assorted high power dummy loads Disconnet the coax at the antenna and feed on 15 meter
/archives//html/Towertalk/2005-02/msg00533.html (10,463 bytes)

27. Re: [TowerTalk] Trying to build my own crank-up tower (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Fri, 25 Feb 2005 12:09:02 -0800
Hamad: I highly admire the skill and craftsmanship, of any one individual who can design and build a self supporting crank up tower at a cost and quality comparable to towers available today to the r
/archives//html/Towertalk/2005-02/msg00578.html (14,347 bytes)

28. [TowerTalk] Formulas for Free Space Path Loss (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Wed, 02 Mar 2005 00:12:36 -0800
Ahmed: A good start can be found at: http://www.qsl.net/n9zia/ 73, DX, de Pat Barthelow AA6EG aa6eg@hotmail.com _______________________________________________ See: http://www.mscomputer.com for "Sel
/archives//html/Towertalk/2005-03/msg00044.html (7,922 bytes)

29. Re: [TowerTalk] Computer control antenna switch (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Wed, 09 Mar 2005 10:01:22 -0800
Hello Wayne, I think K1ttt nailed it, but you might find useful a specific boolean search on Google that produced a ton of products and DIY information for using the Parallel port for monitoring and
/archives//html/Towertalk/2005-03/msg00187.html (9,670 bytes)

30. [TowerTalk] Want some Pics of new Cell site grounding? (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Sat, 12 Mar 2005 10:30:03 -0800
A contractor is building a cell site just outside the fence line of N6IJ in Marina (Monterey Bay) . They just poured the serious concrete for the cell tower, and have trenched, pounded many ground ro
/archives//html/Towertalk/2005-03/msg00235.html (7,193 bytes)

31. [TowerTalk] Assembled tower; lifting by Crane (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Tue, 15 Mar 2005 18:18:32 -0800
When you pick up an assembled tower, say a Rohn 25, 45, 55 family, say 80 ft or so, do you need to implement a multi-attachment scheme, or can you lift from a single point, without damaging the tower
/archives//html/Towertalk/2005-03/msg00370.html (9,067 bytes)

32. [TowerTalk] Model-Reality disagreement; Examine, fix the model (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Thu, 17 Mar 2005 08:44:44 -0800
Folks, I found the following details on the Bumblebee flying/urban myth question: (edited slightly for space, full text at URL.) The aerodynamic equations that explain airplane flight are based on s
/archives//html/Towertalk/2005-03/msg00467.html (11,112 bytes)

33. [TowerTalk] Photos, Cell site grounding systems;Cadwelds.. (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Sat, 26 Mar 2005 13:04:02 -0800
Folks, I posted some as-built photos of a Cell Site tower and rack foundation under construction near N6IJ. Many of you expressed an interest in seeing this, for ideas of the ground system deisgn, an
/archives//html/Towertalk/2005-03/msg00847.html (10,069 bytes)

34. [TowerTalk] Relay Specs -Coax Switch (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Thu, 31 Mar 2005 17:44:37 -0800
Hello Tom, Keith, and group. I went searching for some relay images to post and have some experts view them and comment on the plusses and minuses relative to High Power RF use, of the various design
/archives//html/Towertalk/2005-04/msg00007.html (10,050 bytes)

35. [TowerTalk] Relays with whiskers (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Thu, 31 Mar 2005 19:25:11 -0800
Hello Tom, Keith, and TTalkers.... For some reason, this did not post as a continuation of the relay thread, so I changed a little, the subject and try it again... I went searching the web for some r
/archives//html/Towertalk/2005-04/msg00008.html (9,589 bytes)

36. [TowerTalk] Relay Specs -Coax Switch (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Thu, 31 Mar 2005 18:50:28 -0800
Hello Tom, Keith, and group. I went searching the web for some relay images to post and have some experts view them and comment on the plusses and minuses relative to High Power RF use, of the variou
/archives//html/Towertalk/2005-04/msg00009.html (9,848 bytes)

37. [TowerTalk] Quick Check for Coax Loss (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Tue, 05 Apr 2005 11:27:08 -0700
Folks, If I wanted to check a long run of coax to a monobander (20 meter) beam, to see if there are any surprise unexpected losses, I might disconnect the coax at the beam, and measure the indicated
/archives//html/Towertalk/2005-04/msg00175.html (7,719 bytes)

38. Re: [TowerTalk] Electric Winch (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Wed, 13 Apr 2005 08:51:06 -0700
Snip: Has anyone ever seen or used a radio Hello Kieth, Dont know if a complete turnkey solution exists for the winch , but if you have to put a system together, for any kind of remote control, chec
/archives//html/Towertalk/2005-04/msg00424.html (7,543 bytes)

39. Re: [TowerTalk] DX Engineering Wire Dipole Baluns/alternatives (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Thu, 21 Apr 2005 09:41:05 -0700
Hello Jim, I have several miitary style gen purpose center insulators that had a Military part number on them . These were phenolic blocks screwed together, with metal hanging 'eye' , gaskets, N conn
/archives//html/Towertalk/2005-04/msg00592.html (10,237 bytes)

40. Re: [TowerTalk] Utility poles/McFarland (score: 1)
Author: "Pat Barthelow" <aa6eg@hotmail.com>
Date: Sat, 23 Apr 2005 07:47:46 -0700
Years ago Telerex made some side mount brackets/thrust bearings for rotatable antennas mounted on poles. Quite generic, made from angle iron and I assume, metal plate. The idea mentioned by Ed, below
/archives//html/Towertalk/2005-04/msg00620.html (10,502 bytes)


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