Korg i40M User Manual

Reference • Disk/Global mode
149
Page 17: Main scale
Page 18: Sub scale
These pages allow you to select a Main Scale (or tem-
perament), or Sub Scale for the instrument. It is possi-
ble to switch from the Main Scale to the Sub Scale with
a footswitch, the EC5 external controller, or via MIDI.
Scale type
[EQUAL TEMP…USER SCALE 4]
The scales that you can select for the Main Scale and
the Sub Scale are the same.
EQUAL TEMP. Equal temperament. This scale is nor-
mally used nowadays, in traditional
Western music. Consists of 12 abso-
lutely identical semitones.
EQUAL TEMP. 2 The same as the previous setting, but
with some irregularities in pitch, con-
senting a more realistic imitation of
acoustic instruments.
PURE MAJOR The major chords of the selected key
will be perfectly tuned.
PURE MINOR The minor chords of the selected key
will be perfectly tuned.
ARABIC Arabic scale, with quarter tones. The
Key parameter should be set to C for
“rast C/bayati D”, to D for “rast D/
bayati E”, to F for “rast F/bayati G”,
to G for “rast G/bayati A”, to A# for
“rast B b/bayati C”.
PYTHAGOREAN Pythagorean scale, based on ancient
Greek theory. It is suitable for play-
ing melodies.
WERCKMEISTER Late baroque/classical scale.
KIRNBERGER 18th century harpsichord scale.
SLENDRO Indonesian gamelan scale. The
octave is divided into 5 notes (C, D,
F, G, A). The remaining notes will
play equal temperament notes.
PELOG Indonesian scale. The octave is
divided into 7 notes (all the white
keys, if the key parameter is assigned
to C tonic). The black keys will play
equal temperament.
USER SCALE 1…4 One of the 4 scales that you create
on “Page 19: User scale”.
Note: When a scale other than Equal Temperament
or Equal Temperament 2 is selected, the TRANSPOSE
buttons may cause undesired chords to be recog-
nized.
Key (Tonic)
[C…B]
This parameter selects the key for the scales where it is
necessary to indicate the key as well.
Switching from the Main Scale to the
Sub Scale and vice versa
You can switch between the Main Scale and the Sub
Scale with a footswitch or an EC5 external controller.
Assign the SCALE CHANGE value to the setting on
“Page 12: Assignable pedal/switch” (for the foot-
switch) or “Page 13: EC5 external controller” (for the
EC5).
You can select the scale MIDI, through the Control
Change 04 message. Values 0–63 select the Main Scale,
values 64–127 select the Sub Scale.
Scale type
Root key

Korg i40M Specifications

General

Brand	Korg
Model	i40M
Category	Music Equipment
Language	English