Six String Guitar · Open A Tuning (EAEAC♯E)

C+7♯9C Augmented 7th Sharp 9th

CRoot

Etone

G♯tone

A♯tone

D♯tone

Formula 1 · 3 · ♭6 · ♭7 · ♭3 · Notes C · E · G♯ · A♯ · D♯

How to play it

C+7♯9 fingering positions

Open A Tuning (EAEAC♯E), 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).

C Augmented 7th Sharp 9th guitar chord — Open (x 3 0 1 2 4) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — Open (x 3 4 1 2 0) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 3rd position (x 3 4 6 3 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 3rd position (x 3 6 6 3 4) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 6th position (8 6 x 7 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 6th position (8 6 6 7 7 x) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 6th position (8 7 x 6 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar chord — 6th position (8 7 6 6 7 x) fretboard diagram in Open A Tuning (EAEAC♯E)

Read it as tab

C+7♯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.

C Augmented 7th Sharp 9th guitar tab — Open (x 3 0 1 2 4) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — Open (x 3 4 1 2 0) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 3rd position (x 3 4 6 3 6) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 3rd position (x 3 6 6 3 4) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 6th position (8 6 x 7 7 6) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 6th position (8 6 6 7 7 x) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 6th position (8 7 x 6 7 6) in Open A Tuning (EAEAC♯E)

C Augmented 7th Sharp 9th guitar tab — 6th position (8 7 6 6 7 x) in Open A Tuning (EAEAC♯E)

Sound

How C+7♯9 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

screaminggritty

Genres

jazzblues

Theory

Notes & relationships

NotesC · E · G♯ · A♯ · D♯

Formula (scale degrees)1 · 3 · ♭6 · ♭7 · ♭3

Explore

More ways to play C Augmented 7th Sharp 9th

Browse the rest of the C chords in this tuning, or open C+7♯9 in the app for every voicing.

C+7♯9 in other tunings:

See & hear C+7♯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