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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+need\s+help\s+on\s+tube\s*$/: 2 ]

Total 2 documents matching your query.

1. [TowerTalk] need help on tube (score: 1)
Author: johan.vandevelde@ping.be (Johan Van de Velde, ON4ANT)
Date: Tue, 9 Jun 1998 08:42:07 +0200
Hi there can anyone tell me how to do a strenght calculation on a toptube used for stacking 2 yagis 37ft apart with a windload of 1 sq.M regards -- FAQ on WWW: http://www.contesting.com/towertalkfaq.
/archives//html/Towertalk/1998-06/msg00257.html (6,906 bytes)

2. [TowerTalk] need help on tube (score: 1)
Author: K7LXC@aol.com (K7LXC@aol.com)
Date: Tue, 9 Jun 1998 10:09:03 EDT
If you're trying to calculate the bending moment of the 37 foot mast and the yield strength and wall thickness of a suitable recommended material, the MARC Program (Mast, Antenna and Rotator Calculat
/archives//html/Towertalk/1998-06/msg00264.html (7,300 bytes)


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