[CAUT] The fundamental - Where is it?

[Donald McKechnie]

Ed,

Agreed, I did not follow the logic either.

Don

> From: Ed Foote <a440a at aol.com>
> Date: March 26, 2010 3:46:03 PM EDT
> To: caut at ptg.org
> Subject: Re: [CAUT] The fundamental - Where is it?
> Reply-To: caut at ptg.org
>
>
> Don asks:
> One of the techs had an old Sohmer concert grand in the shop.  
> without strings and plate installed he pounded the soundboard. The  
> frequency produced was about F1, approximately 43.5 hz. His  
> contention is that the belly system cannot produce any frequency  
> below that. True?
>        I don't follow the logic of that.  If valid, I suppose we  
> would also have to say that it couldn't (re) produce any frequency  
> above that, either..  What was heard when pounded was the resonant  
> period of the structure.  I don't think that indicates at what speed  
> that same piece of wood can vibrate,  just which is most efficiently.
> Regards,
>
> Ed Foote RPT
> http://www.uk-piano.org/edfoote/index.html

Donald McKechnie
Piano Technician
Ithaca College
dmckech at ithaca.edu
607.274.3908





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