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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+AB\-577\/GRC\s+Engineering\s+Specs\?\s*$/: 13 ]

Total 13 documents matching your query.

1. [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "Michael Braun" <mrblinux@gmail.com>; Date: Sat, 15 Apr 2006 11:31:30 -0400; Dear TowerTalk subscribers, Hi - I'm Michael Braun, N3CA. I am a 17 year old ham and enjoy contesting as my primary interest. About 3 months ago I was lucky enough to procure one of the AB/577 GRC Mi; /archives//html/Towertalk/2006-04/msg00247.html (8,534 bytes)
2. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Sat, 15 Apr 2006 10:51:53 -0700; Inasmuch as that is a standard military design, have you checked to see if DoD did any analysis? I'll bet that someone figured out what all the loads are, etc. While you don't have a lot of cash, you; /archives//html/Towertalk/2006-04/msg00254.html (9,256 bytes)
3. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "Rex Lint" <rex@lint.mv.com>; Date: Sat, 15 Apr 2006 14:05:42 -0400; Michael, If you were to use a push-up mast and put a TV antenna on top of that, would the town make you get an engineering analysis of the set-up? I'd try to talk them into relaxing the requirement.; /archives//html/Towertalk/2006-04/msg00255.html (10,754 bytes)
4. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: Joe - WD0M <WD0M@centurytel.net>; Date: Sat, 15 Apr 2006 13:11:38 -0600; Hi Michael, If you don't have the technical manual for the mast, here's a reference for the HTML version on line: http://www.tpub.com/content/antennaandmasts/TM-11-5820-538-12/ You can also order the; /archives//html/Towertalk/2006-04/msg00258.html (9,492 bytes)
5. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "Michael Braun" <mrblinux@gmail.com>; Date: Sat, 15 Apr 2006 23:16:46 -0400; Thanks everyone for your emails. The problem with the AB-577 manual is that it does not contain data of relevence to a professional engineer. Practically all of the manual describes how to use it rat; /archives//html/Towertalk/2006-04/msg00270.html (11,250 bytes)
6. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "J. Gordon Beattie, Jr., W2TTT" <w2ttt@att.net>; Date: Sat, 15 Apr 2006 23:47:02 -0400; Mike, How about modeling a mast of the available dimensions, guyed and anchored according to the deployment instructions of the manual and topped with a six square foot wind load? You can also make s; /archives//html/Towertalk/2006-04/msg00271.html (12,225 bytes)
7. [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "Jim Jarvis" <jimjarvis@verizon.net>; Date: Sun, 16 Apr 2006 12:47:54 +0000; The ab577 is intended as a temporary structure. I doubt that you can readily demonstrate that it will survive 90mph gusts, using screw-in guy anchors, without including soil analysis. Although I am a; /archives//html/Towertalk/2006-04/msg00274.html (8,036 bytes)
8. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: Steve Rodowicz <Stefan.Rodowicz@verizon.net>; Date: Sun, 16 Apr 2006 09:53:51 -0400; Michael, The military specification (MIL-M-55220) specifies qualification testing that must be passed by the AB577 mast including side loading. I can email you a copy if you'd like. 73, Steve - N1SR; /archives//html/Towertalk/2006-04/msg00277.html (12,255 bytes)
9. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Sun, 16 Apr 2006 09:19:50 -0700; The spec was last updated 10 Sep 1973, and is MIL-M-55220A (the non-A version was 14 March 1963) You might be able to get a copy from US Army, Electronics Command (it's 26 pages long) or from DTIC (h; /archives//html/Towertalk/2006-04/msg00283.html (10,598 bytes)
10. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Sun, 16 Apr 2006 08:41:09 -0700; Naturally.. it's a user manual. But, it was written by someone (back in the 1960s) who had the engineering analysis (such as it is) in front of them. Your challenge (which will consume time, if not c; /archives//html/Towertalk/2006-04/msg00284.html (12,132 bytes)
11. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "David Hachadorian" <k6ll@adelphia.net>; Date: Sun, 16 Apr 2006 17:21:06 -0000; Purchase specification available here: http://assist.daps.dla.mil/quicksearch/basic_profile.cfm?ident_number=29408 _______________________________________________ ____________________________________; /archives//html/Towertalk/2006-04/msg00288.html (8,878 bytes)
12. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "David Hachadorian" <k6ll@adelphia.net>; Date: Sun, 16 Apr 2006 17:47:00 -0000; Oops. Let me correct my ambiguous sentence structure. What I meant to say was that you can download a free copy of the purchase specification for this tower here: http://assist.daps.dla.mil/quicksear; /archives//html/Towertalk/2006-04/msg00289.html (9,180 bytes)
13. Re: [TowerTalk] AB-577/GRC Engineering Specs? (score: 1): Author: "J. Gordon Beattie, Jr., W2TTT" <w2ttt@att.net>; Date: Sun, 16 Apr 2006 23:36:36 -0400; Hi All! The Engineering Specification cited both an antenna to be used with this mast assembly AT-903( )/G and the TM which shows pictures of everything. http://www.tpub.com/content/antennaandmasts/T; /archives//html/Towertalk/2006-04/msg00297.html (10,254 bytes)

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