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

Total 3 documents matching your query.

1. [TowerTalk] Equation wanted (score: 1): Author: charlieo@tellabs.com (charlieo@tellabs.com); Date: Fri, 15 Aug 1997 12:02:13 -0500; Greetings, Zo = 60 * (ln (2*h/a) -1) where h = length or height of element in inches a = radius of element in inches ln = natural log The article references this equation to Jasik, "Antenna Engineeri; /archives//html/Towertalk/1997-08/msg00480.html (7,887 bytes)
2. [TowerTalk] Equation wanted (score: 1): Author: CQK8DO@aol.com (CQK8DO@aol.com); Date: Fri, 15 Aug 1997 17:30:02 -0400 (EDT); Hmmm..... An equation that can return the impedence of an antenna element without even having to know the wavelength of the exciting signal... Now, that's something! Zo = 60 * (ln (2*h/a) -1) Denny -; /archives//html/Towertalk/1997-08/msg00484.html (7,129 bytes)
3. [TowerTalk] Equation wanted (score: 1): Author: cebik@utkux.utcc.utk.edu (L. B. Cebik); Date: Mon, 18 Aug 1997 07:37:11 -0400 (EDT); Re: characteristic impedance formula. The formula in question is one of several formulations found in different engineering references. Jack Belrose has worked with them all. All are based on treatin; /archives//html/Towertalk/1997-08/msg00519.html (8,609 bytes)

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