Bob Aldrich
Los Angeles
Dan A. Davidson wrote:
>
> Its both. Seismic studies get into the mechanical resonance. The electrical
> is Shumann resonance. There are several sites if you do an internet search.
> Dan
>
> At 05:35 PM 1/26/98 -0800, you wrote:
> >Hello All,
> >
> >I am passing this question for a friend, who wants to know how do you
> >measure the earth resonance frequency?
> >
> >Is it electromagnetic or is it mechanical resonance?
> >
> >Bob Aldrich
> >Los Angeles
> >
> >
>
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