Re: Sonic info & links

Chuck Henderson ( (no email) )
Sat, 12 Sep 1998 11:45:59 -0500

Hi Terry et al!

Thanks for the interesting links!

The frequencies in volved in tornados have so far been found to
range between 1 and 20 Hz. It has been discovered that there are
as many as 13 seperate frequencies involved in one single
tornado. This ties into some research that I am doing at
present.

Later...

Chuck...

----------
> From: Terry Bastian <tbastian@dmv.com>
> To: keelynet@DallasTexas.net
> Subject: Sonic info & links
> Date: Friday, September 11, 1998 10:56 AM
>
>
>
>
> FireOrgan
> http://www.exploratorium.edu/AIDS/trimpin.state.html
> http://www.islandnet.com/~ianc/dm/16/162.html
>
> Shuman Resonance. This is the frequency at which the Earth's magnetic
> field resonates when excited by a powerful enough force. The first one I
> learned about was lightning. I then looked further into this phenomenon
> and found that tornadoes also cause this resonance to be excited, but
> surprisingly enough in the air. Just before a tornado forms an 8Hz tone
> is heard. This was discovered by a group of geophysicists who were using
> listening devices for detecting, of all things, earthquakes, which also
> happen to cause a resonance effect of 8Hz, both electromagnetically and
> acoustically. Volcanoes also tend to excite this resonance before
> erupting.
>
>
> Physics of Open Ended Tubes
> http://www.geocities.com/Vienna/3941/oetubes.html
>
> Physics of Closed End Tubes
> http://www.geocities.com/Vienna/3941/closedend.html
>
>
>
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