Hmmmmmmmmmmmmmmmmmmm

[Andre Kesteloot]

On 7/26/2013 17:06 PM, William Fenn wrote:
>
> Interesting article.  Figure it out and you might be able to make 
> millions.
>
> http://www.nbcnews.com/science/mysterious-hum-driving-people-crazy-around-world-6C10760872
>
>
No mention is made in the article of the specific frequency of this hum
It should be pretty easy to co0nnect a LF generator to a loudspeaker, 
and ask the "hummers"to adjust it to zero beat.

André N4ICK
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