Jon's temperament adventure

[David Love]

Ron/Jon:

Are the fifths and fourths in this temperament compromised much?

David Love


----- Original Message -----
From: "Ron Koval" <drwoodwind@hotmail.com>
To: <pianotech@ptg.org>
Sent: January 29, 2002 5:56 PM
Subject: Jon's temperament adventure


>
> snip
> Which exact temperament did you use?
>
> Terry Farrell
> snip
>
> Hi all-
>
> I'm almost positive that the specific temperament used is the same as the
> Thomas Moore.  I find this to be one of the best to use for introductory
> purposes.  It has a chopped-off bell curve type shape when graphed, no
> thirds get too rough.
>
> offsets from ET:
>
> C   2.5
> C#  0
> D   1.5
> D#  1
> E   -1.5
> F   2
> F#  -.5
> G   3
> G#  .5
> A   0
> A#  1.5
> B   -1
>
> C and G thirds ~ 10 cents from pure
> D and F thirds ~ 12 cents from pure
> A and Bb thirds ~ 14 cents from pure
> all the rest ~ 16 cents from pure
>
> When played in triads, the Ab chord sticks out as the one with the most
> energy.
>
> Enjoy!
>
> Ron Koval
>
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