Abmaj9 chord

Abmaj9 chord for guitar with diagrams, fingerings and notes.

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Description and theory

Abmaj9 is equivalent to G sharp major 9th. It's usually played as one of two movable shapes depending on the most suitable position on the fretboard.

Chord structure

The chord consists of five notes. The notes represent the root, major third, perfect fifth, major seventh and major ninth intervals. Notice that the fifth is sometimes omitted.

Chord name

Abmaj9 is an abbreviation for A flat major ninth. A less common abbreviation is AbM9. A third system is the triangle (delta) symbol: Ab9.

Notes

The notes that the Abmaj9 chord consists of are Ab, C, Eb, G and Bb.

Try it in a chord progression

Dbmaj7 - Abmaj9 - Eb6

Inversions

1st inversion: Abmaj9/C (means that C is the bass note).
2nd inversion: Abmaj9/Eb (means that Eb is the bass note).
3rd inversion: Abmaj9/G (means that G is the bass note).
4th inversion: Abmaj9/Bb (means that Bb is the bass note).

Omissions

Abmaj9(no5) is an Ab major 9th with no fifth (Eb).


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