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Total 13 documents matching your query.

1. [TowerTalk] XM240 Mast Clamp (score: 1): Author: Charles Lind <cxl24@case.edu>; Date: Mon, 6 Feb 2012 09:37:29 -0500; I have a Cushcraft XM240 at 90 feet which, despite double lock nutting and Locktight, rotates on its own several degrees in high winds. The first time it did this the beam descended about a foot on t; /archives//html/Towertalk/2012-02/msg00121.html (7,384 bytes)
2. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: "Dick Dievendorff" <dieven@comcast.net>; Date: Mon, 6 Feb 2012 06:46:27 -0800; Double nutting and LockTight assures that the nuts don't wander away from the bolts. It sounds like you need to increase the friction between mast and clamp somehow. Is the first set of nuts tight en; /archives//html/Towertalk/2012-02/msg00122.html (8,689 bytes)
3. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Mon, 06 Feb 2012 06:51:20 -0800; Try the DX Engineering Saddle Clamps as they have a lot of contact area with the mast with the cast aluminum saddle. The 2" size comes in two bolt diameters, obviously the 3/8" u-bolt can handle more; /archives//html/Towertalk/2012-02/msg00123.html (7,998 bytes)
4. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: "Bill Parry" <bparry@rgv.rr.com>; Date: Mon, 6 Feb 2012 09:01:16 -0600; That is really strange. I have a XM240 at 135 feet for 11 years. It has been hit by lightning twice and has had to be taken down both times and reworked and put back up. I can't say I am aware of it; /archives//html/Towertalk/2012-02/msg00124.html (9,424 bytes)
5. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: "John Lemay" <john@carltonhouse.eclipse.co.uk>; Date: Mon, 06 Feb 2012 07:04:38 -0800; I'd suggest that for real grip you do not need lots of contact area, instead you need "teeth" on the saddle. Something like this ............... http://www.aerial-parts.co.uk/shop/article_150/V-Bolt.; /archives//html/Towertalk/2012-02/msg00125.html (11,084 bytes)
6. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: k3mm@verizon.net; Date: Mon, 06 Feb 2012 09:06:38 -0600 (CST); I use a HyGain cast aluminum mast clamp for my 402CD++ (unpinned). That's bolted onto a 2" Chromolly mast. It's been up for 15+ years without a truss wire and never a problem. I have no idea if they; /archives//html/Towertalk/2012-02/msg00126.html (8,732 bytes)
7. [TowerTalk] XM240 Mast Clamp (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Mon, 6 Feb 2012 07:23:30 -0800; http://www.dxengineering.com/Products.asp?ID=14&SecID=1&DeptID=33 We used three for boom plate to mast clamping of two 40m Moxons, so far so good w/o any pinning. Grant KZ1W http://www.dxengineering.; /archives//html/Towertalk/2012-02/msg00127.html (9,522 bytes)
8. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: Wayne Kline <w3ea@hotmail.com>; Date: Mon, 6 Feb 2012 10:27:06 -0500; I also Like Tyler Opted to use the Hy-Gain/Telex Cast mast clamps on the XM240. This is a know issue with the original 402CD and the XM240. Mater of fact I use a Pair of them So I can rotate the ante; /archives//html/Towertalk/2012-02/msg00128.html (10,273 bytes)
9. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: Guy Molinari <guy_molinari@hotmail.com>; Date: Mon, 6 Feb 2012 15:31:45 +0000; This should do it for sure Chuck. http://www.tennadyne.com/slipp_nott.htm 73,Guy N7ZG _______________________________________________ _______________________________________________ TowerTalk mailing; /archives//html/Towertalk/2012-02/msg00129.html (8,842 bytes)
10. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: GALE STEWARD <k3nd@yahoo.com>; Date: Mon, 6 Feb 2012 13:11:10 -0800 (PST); I've done the same as K3MM and used the Hygain cast clamp. I haven't had any issues with it slipping, around or down. 73, Stew K3ND I use a HyGain cast aluminum mast clamp for my 402CD++ (unpinned).; /archives//html/Towertalk/2012-02/msg00137.html (9,961 bytes)
11. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: K8RI <K8RI-on-TowerTalk@tm.net>; Date: Mon, 06 Feb 2012 16:20:02 -0500; Teeth? Yes, or a rough contact area, but the clamps shown below are not what you want to use on a heavy load unless they are far larger than they look. They cost more, but those large saddle clamps w; /archives//html/Towertalk/2012-02/msg00138.html (8,800 bytes)
12. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Mon, 06 Feb 2012 17:27:31 -0800; I think "teeth" are a bad bet to get a good grip on an alloy steel mast which will have yield strength from 80 to 125ksi. The high end of that range is nearly "file hard" so it will be very unlikely; /archives//html/Towertalk/2012-02/msg00145.html (9,979 bytes)
13. Re: [TowerTalk] XM240 Mast Clamp (score: 1): Author: Roger D Johnson <n1rj@roadrunner.com>; Date: Tue, 07 Feb 2012 15:43:44 -0500; What about something like this? http://www.grainger.com/Grainger/u-bolts/bolts/fasteners/ecatalog/N-8k6Z1z0ky9lZ1z0kcup 73, Roger -- Remember the Liberty (AGTR-5) http://www.usslibertyveterans.org/ h; /archives//html/Towertalk/2012-02/msg00180.html (9,012 bytes)

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