| To: | mrscience65704@yahoo.com |
|---|---|
| Subject: | Re: Topband: Impedance of two wires to ground? |
| From: | "Rick Karlquist" <richard@karlquist.com> |
| Reply-to: | richard@karlquist.com |
| Date: | Wed, 14 Jan 2009 16:04:28 -0800 (PST) |
| List-post: | <topband@contesting.com">mailto:topband@contesting.com> |
Michael James wrote: > Hello, > > I'm looking for the formula to calculate the surge impedance of two wires > parallel to the ground, given the diameter of the wires, the wire spacing, > and height above ground. > Mike W0BTU See page 197 of: http://www.pmillett.com/Books/FTR_ref_data.pdf The first formula is for common mode and the second is for differential mode. Rick N6RK _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband |
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