Klarinet Archive - Posting 000464.txt from 2001/02

From: Bill Hausmann <bhausmann1@-----.com>
Subj: Re: [kl] experiments on instruments
Date: Mon, 12 Feb 2001 19:12:02 -0500

At 11:40 PM 2/12/2001 +0100, David Glenn wrote:

>My friend who did the resonance spectral tuning had some experiments done at
>the Fraunhofer Institut here in Germany with violins. They constructed a
>bowing device and analysed the tone with and with out the changes to the
>outside of the body of the violin. The changes were temporarily caused by
>applying mass to the violin and removing it again (whereby the exact points
>of application are very significant). The differences in the amplitudes of
>the different overtones were significant. I would have to ask for the
>details. But this is a repeatable experiment. Unfortunately, as far as I
>know, it hasn't been done with clarinets. I remember Tony P. telling of a
>clarinet blowing machine but can't remember what experiments he told about in
>this context.

Of course, the difference here is that the body of the violin is SUPPOSED
to resonate by design. In fact, it MUST or the sound will not project at
all. Thus one would EXPECT significant changes in such an experiment. If
done with a clarinet, I'm sure the results would be FAR less dramatic.

Bill Hausmann bhausmann1@-----.com
451 Old Orchard Drive http://homepages.go.com/~zoot14/zoot14.html
Essexville, MI 48732 ICQ UIN 4862265

If you have to mic a saxophone, the rest of the band is TOO LOUD!

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