Klarinet Archive - Posting 000297.txt from 1996/09

From: Jonathan Cohler <cohler@-----.NET>
Subj: Re: Cutoff frequencies etc.
Date: Sat, 14 Sep 1996 23:37:31 -0400

Yes, one can predict the cutoff frequency given the measurements. It does
not depend on the material.

--Jonathan

At 5:29 PM 9/5/96, Ed Lowry wrote:
>Jonathan --
>
>I read with interest your discussion of cutoff frequencies. Thanks for joining
>the discussion.
>
>There is one sentence in your note which piqued my interest. You state "Each
>tone hole lattice (for each fingering) has a characteristic 'cutoff frequency'
>which can be calculated given the size, shape and spacing of the holes, . . . "
>
>Do you mean to state that with a micrometer, and other precise
>measurements, one
>can predict what the cutoff frequency will be? Or can we only measure the
>cutoff frequency which we believe to be dependent on the size, shape, and
>spacing of holes and bore? If the latter, aren't we still stuck with the
>argument that the type of wood, plastic or other material of the clarinet could
>make a significant difference, as some have suggested on the list?
>
>I'm .cc'ing this to the list as others might have additional thoughts.
>
>Ed Lowry
>Sacramento