Hmmmmmmmmmmmmmmmmmmm

[Andre Kesteloot]

On 7/29/2013 20:07 PM, Phil wrote:
>
> On 26 Jul 2013, at 22:41, Andre Kesteloot wrote:
>
>> 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
>
> What's the betting it's 60 Hz in the USA and 50 Hz in Europe?
>
> Phil M1GWZ
how about 10 Hz ?
Some people are able to feel 10 Hz.
I remember once, being at the back of King's College Chapel in 
Cambridge, and :feeling"subharmonics (beats of two bass frequencies) of 
the organ.
It was more a "wind" (air displacement) than a sound

73
André N4ICK

André
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