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Klarinet Archive - Posting 000949.txt from 1998/04

From: "Brian Catchlove" <>
Subj: Re: Mouthpiece Facings & Reed Strength
Date: Fri, 17 Apr 1998 19:19:13 -0400

Dear Roger,
I just saw your reply below after sending the previous message. Are the
distances from the tip set as a standard or is it the size of the feeler
gauge that is the constant?
Brian Catchlove
-----Original Message-----
From: Roger Garrett <>
Date: Saturday, 18 April 1998 1:04am
Subject: Re: Mouthpiece Facings & Reed Strength

>On Fri, 17 Apr 1998, George Kidder wrote:
>> Roger Garrett wrote:
>> >The M13 mouthpiece has the following schedule and tip opening:
>> >
>> >104 tip opening (1.04)
>> >4
>> >10
>> >21
>> >33
>> Roger -
>> I have been wondering about measurement of mouthpieces for some time. In
>> your schedule for the M13, the tip opening seems clear enough (are these
>> 100th's of a mm) and I BELIEVE the other 4 numbers are distances back
>> the curve to the point of insertion of certain thickness feeler gauges
>> between the mouthpiece and a flat plate, but I neither know the thickness
>> these gauges nor the units of measurement (except that they can't be
>> of mm or the first one would require a microscope to observe.)
>George (seems weird to type to the listserv when you only live two miles
>away!!) -
>Yes they are feeler guages - .85 MM, .61 MM, .25 MM, and .04 MM. placed
>between the mouthpiece and a piece of glass with measurement marks on
>I believe the measurements are 1000ths of a millimeter. That is what I
>think they told me at J.J. Babbitt, where I ordered blanks the other day.
>If not, someone will, undoubtedly correct me. I know Tom Ridenour knows
>this information very well! Tom?
>Roger Garrett

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