A♭ AlteredScale

Formula

H W H W W W W 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7
The family

A♭ Altered on the chromatic circle

A♭ Altered is the 7th mode of the Melodic minor family. Pick another note on the circle to open the scale that starts there.

W H W W W W H ♭2 B𝄫I Melodic minor ♭3 C♭II Dorian ♭2 ♭4 D𝄫III Lydian augmented ♭5 E𝄫IV Lydian dominant ♭6 F♭V Mixolydian ♭6 ♭7 G♭VI Locrian ♮2 1 A♭VII Altered A♭ Altered
The whole neck

A♭ Altered across the fretboard

Every note of the scale up to the 16th fret, named by its degree. The root is a ring. Step through the five CAGED positions one at a time in the scale library.

3 5 7 9 12 15 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7
Harmony

Chords in A♭ Altered

Stack every other note of the scale from each degree and you get its chords. Open any of them in the chord library.

DegreeChordNotes
i°A♭m7♭5A♭ C♭ E𝄫 G♭
♭iiB𝄫m(maj7)B𝄫 D𝄫 F♭ A♭
♭iiiC♭m7C♭ E𝄫 G♭ B𝄫
♭IV+D𝄫maj7♯5D𝄫 F♭ A♭ C♭
♭VE𝄫7E𝄫 G♭ B𝄫 D𝄫
♭VIF♭7F♭ A♭ C♭ E𝄫
♭vii°G♭m7♭5G♭ B𝄫 D𝄫 F♭
Context

Where A♭ Altered fits

Over an altered dominant 7 (♭9, ♯9, ♯11, ♭13) resolving to the tonic in jazz: the V7alt of a ii–V–I.

A♭ Altered is mode 7 of the melodic minor family. The same notes played from each of its other degrees give the family's other modes:

Move one note by a half step and you get a different scale:

Altered scale in every key

A♭ Altered scale questions

What notes are in the A♭ Altered scale?

A♭ B𝄫 C♭ D𝄫 E𝄫 F♭ G♭. As degrees from the root: 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7.

What is the A♭ Altered scale formula?

1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7, or in steps between the notes, H W H W W W W (W is a whole step of two frets, H a half step of one fret, 1½ three frets).

How do you play the A♭ Altered scale on guitar?

This page draws every note of A♭ Altered up to the 16th fret, each named by its degree with the root as a ring. To learn it a few frets at a time, open it in the scale library and step through its five CAGED positions, from the G shape to the E shape to the D shape to the C shape to the A shape.

What chords are in the A♭ Altered scale?

A♭m7♭5 (i°), B𝄫m(maj7) (♭ii), C♭m7 (♭iii), D𝄫maj7♯5 (♭IV+), E𝄫7 (♭V), F♭7 (♭VI), G♭m7♭5 (♭vii°).

When is the A♭ Altered scale used?

Over an altered dominant 7 (♭9, ♯9, ♯11, ♭13) resolving to the tonic in jazz: the V7alt of a ii–V–I.