Six String Guitar · Open D Tuning (DADF♯AD)

Ao7♯9A Diminished 7th Sharp 9th

F♯Root
Atone
Ctone
D♯tone
Atone

Formula 6 · 1 · ♭3 · ♭5 · 1  ·  Notes F♯ · A · C · D♯ · A

How to play it

Ao7♯9 fingering positions

Open D Tuning (DADF♯AD), 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 Diminished 7th Sharp 9th guitar chord — Open (x 0 1 0 3 x) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 1 0 3 1) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 1 x 3 4) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 1 0 3 4) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 4 x 3 1) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 4 0 3 1) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 1 3 3 4) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar chord — Open (x 0 4 3 3 1) fretboard diagram in Open D Tuning (DADF♯AD)
Read it as tab

Ao7♯9 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 Diminished 7th Sharp 9th guitar tab — Open (x 0 1 0 3 x) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 1 0 3 1) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 1 x 3 4) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 1 0 3 4) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 4 x 3 1) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 4 0 3 1) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 1 3 3 4) in Open D Tuning (DADF♯AD)
A Diminished 7th Sharp 9th guitar tab — Open (x 0 4 3 3 1) in Open D Tuning (DADF♯AD)
Sound

How Ao7♯9 sounds

Consonance
1/ 5
Brightness
DarkBright
Character

Moods & genres

Moods
harshdark
Genres
experimental
Theory

Notes & relationships

NotesF♯ · A · C · D♯ · A
Formula (scale degrees)6 · 1 · ♭3 · ♭5 · 1
Explore

More ways to play A Diminished 7th Sharp 9th

Browse the rest of the A chords in this tuning, or open Ao7♯9 in the app for every voicing.

Ao7♯9 in other tunings:

StandardDrop DDrop COpen AOpen EOpen GOpen CDADGADHalf-Step Down

See & hear Ao7♯9 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
Download on theApp Store