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Re: Noiseless Aircraft

Subject: Re: Noiseless Aircraft
From: Brian Fredrickson <>
Date: Thu, 18 Aug 2005 12:19:41 -0700
Unfortunately I just read an article that talks about the benefit of
having the wings of small aircraft emit a 400 Hz tone to help prevent
stalling.

http://www.newscientist.com/article.ns?id=3Ddn7867


On Aug 17, 2005, at 4:53 PM, Ed Anson wrote:

> I just noticed a video clip on the BBC web site. It holds out some hope
>  for mitigation of a major source of noise in our soundscapes:
> http://news.bbc.co.uk/2/hi/technology/default.stm
>
>  If they could only do the same thing with cars and trucks!
>
>  Ed
>
>
>
> "Microphones are not ears,
>  Loudspeakers are not birds,
>  A listening room is not nature."
>  Klas Strandberg
>
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[Non-text portions of this message have been removed]



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