Hateful little F DAMPER

David M. Porritt dm.porritt@verizon.net
Wed, 06 Nov 2002 18:01:53 -0600


Isaac:

Yes, this article is on the 20 year CD-rom available from the PTG
home office.

dave

*********** REPLY SEPARATOR  ***********

On 11/6/2002 at 11:07 PM Isaac OLEG wrote:

>Del,
>
>I am very interested in your explanations about springs, is there an
>Internet version of these articles ? are they in the actual CD Rom
>reprints ?
>
>I can't see the necessity for these springs, but you certainly have
a
>good idea on that.
>
>Adding 5 g weight on the head may be counterbalanced by subtracting
>weight at the lever I guess. Is not the weight felt in the note if
not
>?
>
>Regards Best.
>
>Isaac OLEG
>
>
>> -----Message d'origine-----
>> De : caut-bounces@ptg.org [mailto:caut-bounces@ptg.org]De la part
de
>> Delwin D Fandrich
>> Envoyé : mercredi 6 novembre 2002 21:38
>> À : College and University Technicians
>> Objet : Re: Hateful little F DAMPER
>>
>>
>>
>> ----- Original Message -----
>> From: "Jorgensen, Michael L" <jorge1ml@cmich.edu>
>> To: "College and University Technicians" <caut@ptg.org>
>> Sent: November 06, 2002 12:10 PM
>> Subject: RE: Hateful little F DAMPER
>>
>>
>> >
>> > Thank you again to all for helping me overcome some more of my
>> damperphobia and adding some tricks to my arsenal.  I am
>> still interested in
>> any damper tricks.
>> > -Mike
>> >
>>
>> The real answer lies in understanding how and why dampers
>> work. I.e., their
>> theory of operation. Then you will have a basis of
>> knowledge you can apply
>> to each individual situation. Knowledge is a wonderful
>> thing. It is the tool
>> you need when someone else's damper trick doesn't work.
>> Knowledge is what
>> you need to come up with both underlying problem as well as
>> a potential
>> solution in situations like this. And for at least a
>> beginning may I humbly
>> suggest going back and reading my article on damper theory
>> in the Journal
>> (see "The Designer's Notebook, Dampers-Why Are They So Darn
>> Much Trouble?
>> December, 1995). In that article you will find an
>> explanation of why adding
>> a small amount of lead worked in this case and why it might
>> not work in some
>> other situation. You will also find out why, in some
>> sections of the scale,
>> springs are desirable--often necessary--and why, in other
>> sections, they are
>> not.
>>
>> Regards,
>>
>> Del
>>
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>
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_____________________________
David M. Porritt
dporritt@mail.smu.edu
Meadows School of the Arts
Southern Methodist University
Dallas, TX 75275
_____________________________



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