Klarinet Archive - Posting 000002.txt from 2007/08

From: "Forest Aten" <forestaten@-----.com>
Subj: RE: [kl] Re: Clarinet Manufacture - Differences between French and German - Wood is a "Living" Material
Date: Wed, 01 Aug 2007 20:37:48 -0400

Tom,

And this has what to do with the sound that comes out of a clarinet?

Forest

> -----Original Message-----
> From: Tom.Henson@-----.com]
> Sent: Wednesday, August 01, 2007 5:18 PM
> To: klarinet@-----.org
> Subject: RE: [kl] Re: Clarinet Manufacture - Differences between French
> and German - Wood is a "Living" Material
>
> Is this scientific enough for you Forest?
>
> US Patent # 190254 filed on 7-5-2002.
>
> Please note the following description of the patent below in quotes. I
> also found many hits on Google describing various methods to evaluate
> the resonance of wood, even when it is still a growing tree planted in
> the ground. It took all of 5 minutes to find this information readily
> available on the web, one article coming from the Acoustical Society of
> America no less.
>
> "Modes of body vibration and the resonance frequencies in the body
> vibration spectrum can be modeled by finite element analysis (FEA) or
> with more accuracy, by testing. A simple but effective test method for
> instrument body resonance spectrum analysis is the impulse or "tap"
> test. "
>
> Here is the weblink for the patent:
>
> http://www.patentstorm.us/patents/6787688-description.html
>
> Here is a Google search which has much information about "tap" testing
> wood for resonance characteristics.
>
> http://www.google.com/search?hl=en&q=tap++testing+wood+musical+resonance
>
> Tom Henson
>
>
>
>
> -----Original Message-----
> From: Forest Aten [mailto:forestaten@-----.com]
> Sent: Wednesday, August 01, 2007 3:45 PM
> To: klarinet@-----.org
> Subject: RE: [kl] Re: Clarinet Manufacture - Differences between French
> and German - Wood is a "Living" Material
>
>
>
>
>
> I'm going to back out of this thread now, because I understand how much
> tradition and inertia is involved here, but I don't believe that tapping
> on a clarinet blank would be any more satisfying or revealing than
> tapping on an 8 foot 4x4.
>
> --
> Tim Roberts, timr@-----.com
> Providenza & Boekelheide, Inc.
>
>
> Tim,
>
> You should stay....we all need the huge dose of reality you offer up.
>
> I just love, when people on the list, in one post, talk about the "best,
> brightest..etc, engineering available in the clarinet manufacturing
> field...and then in another post...bring such voodoo, as "tapping" the
> wood
> stock of clarinets..to determine if it's going to resonate. Resonate
> how,
> when, why is it important...is it important? Tap, tap, tap.... :-)
> Anyone
> home?
>
> I wish you would stay and keep talking about this in simple engineering
> terms. People need your help!
>
> Thanks
>
> Forest
>
>
>
>
>
>
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