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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+Square\s+tubing\s*$/: 3 ]

Total 3 documents matching your query.

1. [TowerTalk] Square tubing (score: 1): Author: Charles Morrison <junkcmp@gmail.com>; Date: Fri, 4 Aug 2017 10:27:54 -0400; What changes or corrections are needed to Jim Lesson's formulas to calculate survival of square tubing booms ? -Charlie N1RR _______________________________________________ __________________________; /archives//html/Towertalk/2017-08/msg00031.html (6,390 bytes)
2. [TowerTalk] Square tubing (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Sun, 6 Aug 2017 08:20:33 -0700; <What changes or corrections are needed to Jim Lesson's formulas to <calculate survival of square tubing booms ? <-Charlie N1RR boom has a 12.56 inch circumference..and a 4 x .67 = 2.67 inch effectiv; /archives//html/Towertalk/2017-08/msg00050.html (8,275 bytes)
3. Re: [TowerTalk] Square tubing (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sun, 6 Aug 2017 09:09:42 -0700; <What changes or corrections are needed to Jim Lesson's formulas to <calculate survival of square tubing booms ? It kind of depends on what he was calculating.. Stiffness goes as the section moment,; /archives//html/Towertalk/2017-08/msg00051.html (8,383 bytes)

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