Six String Guitar · Drop D Tuning (DADGBE) · Capo 2

A+9(add4)A Augmented 9th Added 4th

F♯Root
A♯tone
Btone
Dtone
Etone
G♯tone

Formula 6 · ♭2 · 2 · 4 · 5 · 7  ·  Notes F♯ · A♯ · B · D · E · G♯

How to play it

A+9(add4) fingering positions

Drop D Tuning (DADGBE) · Capo 2, low E on the left. Each dot is colour-coded by note — the ringed dot is the root. Numbers below show the fret per string (x = muted).

A Augmented 9th Added 4th guitar chord — 3rd position (5 3 3 4 4 5) fretboard diagram in Drop D Tuning (DADGBE) · Capo 2
A Augmented 9th Added 4th guitar chord — 15th position (17 15 15 16 16 17) fretboard diagram in Drop D Tuning (DADGBE) · Capo 2
Read it as tab

A+9(add4) guitar tab

The same voicings in tablature — high e on top, low E on the bottom. Each fret number is colour-coded by note; the ringed number is the root, × means don’t play that string.

A Augmented 9th Added 4th guitar tab — 3rd position (5 3 3 4 4 5) in Drop D Tuning (DADGBE) · Capo 2
A Augmented 9th Added 4th guitar tab — 15th position (17 15 15 16 16 17) in Drop D Tuning (DADGBE) · Capo 2
Sound

How A+9(add4) sounds

Consonance
1/ 5
Brightness
DarkBright
Character

Moods & genres

Moods
clustereddissonant
Genres
experimental
Theory

Notes & relationships

NotesF♯ · A♯ · B · D · E · G♯
Formula (scale degrees)6 · ♭2 · 2 · 4 · 5 · 7
Explore

More ways to play A Augmented 9th Added 4th

Browse the rest of the A chords in this tuning, or open A+9(add4) in the app for every voicing.

A+9(add4) in other tunings:

StandardDrop DDrop COpen GHalf-Step Down

See & hear A+9(add4) in Chordology

The app shows every voicing across guitar, piano, bass, banjo and ukulele — in any tuning, with a capo, and you can play every chord back. All offline.

Hear every chordMore voicingsEvery tuning & capoWorks offline
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