[TowerTalk] ground strap width: 3" vs 6"...
Jim Brown
jim at audiosystemsgroup.com
Wed Aug 18 15:02:02 EDT 2004
On Wed, 18 Aug 2004 12:42:13 -0500, Keith Dutson wrote:
>What importance does inductance have in grounding a roof mounted antenna? I
>would think impedance is the prime concern.
At the frequencies involved in lightning (IEEE says the energy in lightning is broadly
centered around 1 MHz), the impedance of the earth connection is, for all practical
purposes, entirely dominated by inductive reactance.
Jim Brown K9YC
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