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1. [TowerTalk] Sleeving Masts (score: 1): Author: k3gt@pgh.net (Bob Thacker); Date: Fri, 13 Jul 2001 14:29:33 -0400; Hello all, Next project is to increase the antenna spacing on the crank up tower's mast. Currently a TH11 is 6" above the tower top and a 402BA old HyGain 40 meter monobander is about 10' above it. C; /archives//html/Towertalk/2001-07/msg00224.html (7,978 bytes)
2. [TowerTalk] Sleeving Masts (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Mon, 16 Jul 2001 16:07:43 -0600; Bob, The bottom line is that INNER Sleeving reduces the strength of the mast by a LOT, assuming the same yield strength material for the sleeve as the outer mast. The maximum allowable bending moment; /archives//html/Towertalk/2001-07/msg00248.html (10,597 bytes)

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