Monday, June 26, 2023

All the 251s

my drawing of all the 251s



I was looking at the MPCs 4 x 4 pads. got me thinkin 4 x 2 = 8 thats an octave in 1 key. 12 for semitones most of the time you don’t even use all those anyway though. 3 major keys, 3 minor nobody uses the diminished.

All the 251s in all 12 keys

1/3 of all 12 keys

2 5 1 6 4
Cm7 F7 Bbmaj7 Gm Ebmaj7
C#m7 F#7 Bmaj7 Abm7 Emaj7
Dm7 G7 Cmaj7 Am7 Fmaj7
Ebm7 Abm7 C#maj7 Bb-7 F#maj7

2/3 of all 12 keys

2 5 1 6 4
Em7 A7 Dmaj7 Bm7 Gmaj7
Fm7 Bb7 Ebmaj7 Cm7 Abmaj7
F#m7 B7 Emaj7 C#m7 Amaj7
Gm7 C7 Fmaj7 Dm7 Bbmaj7

3/3 of all 12 keys

2 5 1 6 4
Abm7 C#7 F#maj7 Ebm7 Bmaj7
Am7 D7 Gmaj7 Em7 Cmaj7
Bbm7 Eb7 Abmaj7 Fm7 C#maj7
Bm7 E7 Amaj7 F#m7 Dmaj7
  • 4x 4 is 16 haha
  • its not 12 thats great news
  • that means you get off easy …this time
  • less to memorize.

when i was looking at those pads on drum machine I was thinking what if each one was a 2-5-1.

The Byzantine Scale Chords

  1. Major, Augmented
  2. Major, Minor, Diminished
  3. Major, Minor, Augmented
  4. Min, Diminished, Sus2
  5. N/A
  6. Augmented
  7. N/A

the scale in C

  1. c
  2. c#
  3. e
  4. f
  5. g
  6. g#
  7. b

its a 7 note scale just like the major scale: c, d, e, f, g, a, b.
how to get to it from major

  • flat the 2 and the 6.

“another name for byzantine is double harmonic major”

instead of thinking of the 6 I just think of the cycle of 5ths and restart my frame of reference half way up to only see the 2s relative to the first half of the scale its less to think about that way.

i just think of it as phrygian on top of phrygian.

the whole half diminished scale is the closely related octatonic cousin of the byzantine.

  1. c
  2. c#
  3. eb
  4. e
  5. f#
  6. g
  7. a
  8. a#

drawn to the symmetry. I was messing around with diminished and like the harmonic potential of wh but i would always go back to this scale. taking away some of those notes just felt better to me.

wikipedia says…

Symmetry and balance

The double harmonic scale features radial symmetry, or symmetry around its root, or center note. Breaking up the three note chromaticism and removing this symmetry by sharpening the 2nd or flattening the 7th note respectively by one semitone yields the harmonic major and Phrygian Dominant mode of the harmonic minor scales respectively, each of which, unlike the double harmonic minor scale, has a full diminished chord backbone.

This scale (and its modes like the Hungarian minor scale) is the only seven-note scale (in 12-tone equal temperament) that is perfectly balanced; this means that when its pitches are represented as points on a circle (whose full circumference represents an octave), their average position (or “centre of mass”) is the centre of the circle.[6]

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