Check out this URL, I think it is still active:
http://www.tiac.net/users/shansen/belljar/microbar.htm
Peter
Frank McJunkins wrote:

> Anders,
> If you run across any research on this, I am also interested.  As a matter
> of fact, I've already requested information from a number of universities.
> What I am specifically interested in are human psychological response to the
> repetitive infrasound which travels blocks from the new infrasonic stereo
> systems.  I know personally that the vibrations do raise my blood pressure
> and cause what I feel is anger.  I know the U.S. Government did a number of
> studies on this, and sound is used to disrupt human military forces.
> Let me know if you find anything, and I'll do likewise.
> Frank
>
> From: 
> To: "PSN-L Mailing List" 
> Sent: Sunday, December 19, 1999 04:03
> Subject: Re: Cheap accelerometer
>
> > Does anyone here know of any research into how sensitive specially
> sensitive people are to ground vibrations?
> >
>
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