Scale guide
Ab Locrian - Locrian Mode
In one sentence: Ab Locrian: Extreme complex enharmonics. Five flats + Ebb, Fb. The sound is practically incomprehensible in tonal context. Pure material for atonality. Requires mental disconnection from all tonality. Only for advanced composers seeking the impossible.
TECHNICAL SHEET (The Essential Quick)
Level: Advanced Key: Ab_locrian
Formula
- Intervals: 1-b2-b3-4-b5-b6-b7
- Type: locrian
- Tonic: Ab
Notes
| US Notation | Latin Notation | Order |
|---|---|---|
| Ab Bbb Cb Db Ebb Fb Gb | La bemol Si bemol Do bemol Re bemol Mi bemol Fa bemol Sol bemol | 1-b2-b3-4-b5-b6-b7 |
Fingering - RH (right hand)
| Direction | 1 octave | 2 octaves |
|---|---|---|
| Asc | 3-4-1-2-3-1-2-3 | 3-4-1-2-3-1-2-3-4-1-2-3-1-2-3 |
| Desc | 3-2-1-4-3-2-1-3 | 3-2-1-4-3-2-1-2-1-4-3-2-1-2-1 |
Fingering - LH (left hand)
| Direction | 1 octave | 2 octaves |
|---|---|---|
| Asc | 3-2-1-4-3-2-1-2 | 3-2-1-4-3-2-1-2-1-4-3-2-1-2-1 |
| Desc | 2-1-2-3-4-1-2-3 | 3-4-1-2-3-1-2-3-4-1-2-3-1-2-3 |
TYPICAL CHORDS AND PROGRESSIONS
| Degree | US Notation | Latin Notation | Function |
|---|---|---|---|
| I | Abdim | La bemol dim | Tonic |
| ii | Bbbdim | Si bemol dim | Supert |
| iii | Cb | Do bemol | Mediant |
| IV | Dbm | Re bemol m | Subdom |
| V | Ebbdim | Mi bemol dim | Domin |
| vi | Fb | Fa bemol | Submed |
| viio | Gbm | Sol bemol m | Sensib |
KEY ELEMENT
Most unstable mode: b2 and b5 create constant tension.
HISTORICAL CONTEXT
Dark color of modern jazz and experimental passages.
COMMON MISTAKES
- Playing without steady pulse.
- Confusing the characteristic degrees of the scale.
- Forcing the scale into harmonies that don't support it.
SCALE COMPARISON
- Phrygian: shares b2 but has natural 5.
- Natural minor: more stable (natural 5).
- Diminished: more chromatic tension.
LEARNING PROGRESSION
| Week | Goal | Practice |
|---|---|---|
| 1 | 1 octave without tension | 60-80 BPM, hands separate |
| 2 | Control of characteristic notes | Emphasize key degrees |
| 3 | 2-bar phrases | Call & response |
| 4 | Free improvisation | 8 bars with metronome |
MASTERY CHECKLIST
- I play 1 octave asc/desc with steady pulse
- I identify the scale's color when hearing it
- I use the scale without leaving the base tonality
- I can improvise 8 bars coherently
FINAL PERSPECTIVE
Mastering this scale expands your tonal palette and opens new improvisation routes.