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Total 33 documents matching your query.

21. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: Kevin Normoyle <knormoyle@surfnetusa.com>; Date: Sat, 27 Mar 2010 22:28:24 -0700; I thought I was focusing on the right thing. Worry about the moment once it's up. Design everything around that. I think it's wrong to start thinking about 55g and building out. You want a "thing" th; /archives//html/Towertalk/2010-03/msg00576.html (10,638 bytes)
22. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Sun, 28 Mar 2010 01:31:02 -0400; I don't remember where I saw them used but it was not an uncommon use. They were pulleys/wheels that ran on pipe. They were deeply dished so the rim reached to the 90 degree point on each side of the; /archives//html/Towertalk/2010-03/msg00577.html (10,972 bytes)
23. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sat, 27 Mar 2010 22:53:26 -0700; I think one could design the supports so that it can take quite a bit of flex, without binding. Rollers are one approach. _______________________________________________ _____________________________; /archives//html/Towertalk/2010-03/msg00578.html (10,289 bytes)
24. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sat, 27 Mar 2010 22:55:26 -0700; What about rather than small rollers on the corner tubes at the top of the lower section, using 3 big rollers that as wider than the face of the upper section. _______________________________________; /archives//html/Towertalk/2010-03/msg00579.html (9,193 bytes)
25. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sat, 27 Mar 2010 23:04:55 -0700; same length of larger tower (33 inch face, 3 inch legs), probably using an extra large prop pitch to raise and lower for 48 hours a few times a year dependent on good weather :-) ? Those winches don; /archives//html/Towertalk/2010-03/msg00580.html (9,546 bytes)
26. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: "Steve, W3AHL" <w3ahl@att.net>; Date: Sun, 28 Mar 2010 08:09:39 -0400; The rollers are probably the least of your problem, but for a typical solution, see the video at: http://www.intelcotowers.com/video.htm Pause it when they show close-ups of the rollers. They use two; /archives//html/Towertalk/2010-03/msg00581.html (9,745 bytes)
27. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: " Jack KZ4USA" <videorov@verizon.net>; Date: Sun, 28 Mar 2010 10:05:07 -0400; Barn Door rails and will come in diffrent sizes. Ive seen some track and wheels at tractor supply. Large bay doors on qonset hut building have large wills and track too. Jack KZ4USA Bradenton, Florid; /archives//html/Towertalk/2010-03/msg00582.html (12,473 bytes)
28. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: "Bill Aycock" <billaycock@centurytel.net>; Date: Sun, 28 Mar 2010 09:11:49 -0500; I have two sub-set questions-- 1. It sounds like the larger, base tower already exists. If so, is the erection process going to be 'Top-down' rather than 'base-up'? 2. Maybe silly--but-- have you con; /archives//html/Towertalk/2010-03/msg00583.html (10,570 bytes)
29. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: Steve Maki <lists@oakcom.org>; Date: Sun, 28 Mar 2010 10:24:06 -0400; And might facilitate mounting the top tower 'outside' of the base tower, which would look weird but make assembly and disassembly much easier. -Steve K8LX -- Steve Maki ______________________________; /archives//html/Towertalk/2010-03/msg00584.html (11,232 bytes)
30. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: Steve Maki <lists@oakcom.org>; Date: Sun, 28 Mar 2010 10:40:02 -0400; BTW, this method would resemble a 'track' style ginpole. In fact one of my ginpoles is actually made of 60' of Rohn 55, with a custom roosterhead on top and custom base unit. Mine is attached with sl; /archives//html/Towertalk/2010-03/msg00585.html (11,467 bytes)
31. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: "David Thompson" <thompson@mindspring.com>; Date: Sun, 28 Mar 2010 18:57:11 -0400; The two articles on building your own I remember were as follows: 2. Bob Brown of the "brown bomber" amplifier fame build a big bertha in either 73 or Ham Radio in the early 1970's. He said you neede; /archives//html/Towertalk/2010-03/msg00586.html (9,828 bytes)
32. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: Dan <n5ar@air-pipe.com>; Date: Sun, 28 Mar 2010 18:14:23 -0700; Dave, it was 73, Nov/Dec 1975. I have the issue and have several times made copies of Brown's article for people interested in Big Berthas on receipt of an SASE. 73, Dan, N5AR _______________________; /archives//html/Towertalk/2010-03/msg00587.html (10,960 bytes)
33. Re: [TowerTalk] Homebrew Crank-up (score: 1): Author: Stan Stockton <k5go@cox.net>; Date: Wed, 31 Mar 2010 20:52:20 -0400; Thanks to all for the thought put into all the responses to my question about the homebrew crank-up tower. One of the responses sent to me was from someone who actually did exactly what I am talking; /archives//html/Towertalk/2010-03/msg00702.html (12,764 bytes)

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