A♭ ionian augmented scale on bass guitar

A♭ ionian augmented is A♭, B♭, C, D♭, E, F, G. Box 1 places the root at string 4 fret 4 and string 1 fret 1.

EFGB♭CEFGA♭B♭EADG123
Positions on the neck1 of 4

How it is built

A♭1B♭2C3D♭4E♯5F6G7

Formula 1, 2, 3, 4, ♯5, 6, 7

How do you play the A♭ ionian augmented scale on bass?

A♭ ionian augmented in box 1 runs from fret 0 to fret 3, 10 notes across 4 strings, from E on the E string at fret 0 up to B♭ on the G string at fret 3. The root falls on the G string at fret 1.

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

Box 2 · frets 47

A♭ ionian augmented in box 2 runs from fret 4 to fret 7, 8 notes across 4 strings, from A♭ on the E string at fret 4 up to D♭ on the G string at fret 6. The root falls on the E string at fret 4 and the D string at fret 6.

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

Box 3 · frets 69

A♭ ionian augmented in box 3 runs from fret 6 to fret 9, 9 notes across 4 strings, from B♭ on the E string at fret 6 up to E on the G string at fret 9. The root falls on the D string at fret 6.

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

Box 4 · frets 811

A♭ ionian augmented in box 4 runs from fret 8 to fret 11, 10 notes across 4 strings, from C on the E string at fret 8 up to F on the G string at fret 10. The root falls on the A string at fret 11.

Every note in this box, string by string
StringFretsNotes
4 (E)8, 9C, D♭
3 (A)8, 10, 11F, G, A♭
2 (D)8, 10, 11B♭, C, D♭
1 (G)9, 10E, F

Why it sounds like that

A♭ ionian augmented raises the fifth of A♭ major from E♭ to E, creating an augmented 5th from the root. The scale keeps the major 3rd, major 6th, and major 7th of A♭ major. The raised fifth also produces a diminished 5th between B♭ and E.

When to use it

A♭ ionian augmented fits A♭ augmented and A♭ augmented major 7th chords. Use it over A♭ augmented or A♭ augmented major 7th in jazz or fusion lines. The leading tone G pulls strongly to A♭.

Which position to practise

Practise Box 1 first. It covers frets 0–3 with the root on string 4 fret 4, giving easy access to the low A♭.

Common questions

What notes are in A♭ ionian augmented?

A♭ ionian augmented contains A♭, B♭, C, D♭, E, F, and G. The E is the raised fifth. The scale also includes a major 7th. It is also spelled G♯ in enharmonic notation for the same sounding root.

Which chords does A♭ ionian augmented fit?

A♭ ionian augmented fits A♭ augmented and A♭ augmented major 7th chords. The raised fifth matches the augmented chord's fifth. The major 7th adds colour.

What is the difference between A♭ ionian augmented and A♭ major?

A♭ ionian augmented raises the fifth degree of A♭ major from E♭ to E. This creates an augmented 5th interval from the root. The other notes remain the same.