A♭ whole-half scale on guitar

A♭ whole-half scale contains A♭, B♭, C♭, D♭, D, E, F, and G. Box 1 places the root on string 6, fret 4 for a low, dark position.

EFGB♭C♭DEFGA♭B♭C♭D♭DEFGEADGBE123
Positions on the neck1 of 4

How it is built

A♭1B♭2C♭♭3D♭4D♯4E♯5F6G7

Formula 1, 2, ♭3, 4, ♯4, ♯5, 6, 7

How do you play the A♭ whole-half scale on guitar?

A♭ whole-half in box 1 runs from fret 0 to fret 3, 17 notes across 6 strings, from E on the low E string at fret 0 up to G on the high e string at fret 3. The root falls on the G string at fret 1.

Every note in this box, string by string
StringFretsNotes
6 (E)0, 1, 3E, F, G
5 (A)1, 2B♭, C♭
4 (D)0, 2, 3D, E, F
3 (G)0, 1, 3G, A♭, B♭
2 (B)0, 2, 3C♭, D♭, D
1 (e)0, 1, 3E, F, G

Box 2 · frets 47

A♭ whole-half in box 2 runs from fret 4 to fret 7, 16 notes across 6 strings, from A♭ on the low E string at fret 4 up to C♭ on the high e string at fret 7. The root falls on the low E string at fret 4, the D string at fret 6 and the high e string at fret 4.

Every note in this box, string by string
StringFretsNotes
6 (E)4, 6, 7A♭, B♭, C♭
5 (A)4, 5, 7D♭, D, E
4 (D)5, 6G, A♭
3 (G)4, 6, 7C♭, D♭, D
2 (B)5, 6E, F
1 (e)4, 6, 7A♭, B♭, C♭

Box 3 · frets 69

A♭ whole-half in box 3 runs from fret 6 to fret 9, 17 notes across 6 strings, from B♭ on the low E string at fret 6 up to D♭ on the high e string at fret 9. The root falls on the D string at fret 6 and the B string at fret 9.

Every note in this box, string by string
StringFretsNotes
6 (E)6, 7, 9B♭, C♭, D♭
5 (A)7, 8E, F
4 (D)6, 8, 9A♭, B♭, C♭
3 (G)6, 7, 9D♭, D, E
2 (B)6, 8, 9F, G, A♭
1 (e)6, 7, 9B♭, C♭, D♭

Box 4 · frets 912

A♭ whole-half in box 4 runs from fret 9 to fret 12, 17 notes across 6 strings, from D♭ on the low E string at fret 9 up to E on the high e string at fret 12. The root falls on the A string at fret 11 and the B string at fret 9.

Every note in this box, string by string
StringFretsNotes
6 (E)9, 10, 12D♭, D, E
5 (A)10, 11G, A♭
4 (D)9, 11, 12C♭, D♭, D
3 (G)9, 10, 12E, F, G
2 (B)9, 11, 12A♭, B♭, C♭
1 (e)9, 10, 12D♭, D, E

Why it sounds like that

A♭ whole-half alternates whole and half steps from A♭: W-H-W-H-W-H-W-H. It shares six notes with A♭ bebop melodic minor, differing only in the fifth degree. The scale includes a tritone and a leading tone, giving it strong tension.

When to use it

A♭ whole-half fits diminished chords like A♭ diminished and A♭ diminished 7th. It also works over B♭ major or B♭ minor progressions. Use it for dark, tense lines in jazz or metal.

Which position to practise

Practise Box 1 first: the root sits on string 6, fret 4, and the range 1–5 keeps the stretch manageable. It sets up Box 2 by moving the root to string 4, fret 6.

Common questions

What notes are in A♭ whole-half?

A♭ whole-half scale contains A♭, B♭, C♭, D♭, D, E, F, and G. The pattern alternates whole and half steps. It is also called A♭ diminished scale. It is also spelled G♯ in enharmonic notation for the same sounding root.

Which chords fit A♭ whole-half?

A♭ whole-half works over A♭ diminished and A♭ diminished 7th chords. It also fits B♭ major and B♭ minor chords. The scale's tritone and leading tone create strong resolution.

How does A♭ whole-half differ from A♭ bebop melodic minor?

A♭ whole-half and A♭ bebop melodic minor share six notes. The whole-half scale has D and E instead of E♭ and F♭. This changes the fifth degree and adds a tritone.