On Wed, 26 Dec 2007 20:13:24 -0800 (GMT-08:00), Jim Lux wrote:
>one function of that ground is to couple the bottom of the antenna
>to "earth" (i.e. provide a low impedance connection).. for that,
>symmetry is probably less important than sheer area and number of
>wires. Consider each wire as a plate of a capacitor to ground. The
>more the better.
I agree on this -- but ONLY with respect to lightning protection. I
don't see it has having anything to do with how the antenna works.
Have a look at W2DU's "Reflections" chapter on the topic.
73,
Jim
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|