Six String Guitar · Drop C Tuning (CGCFAD)

B+11♭9B Augmented 11th Flat 9th

A♯Root

Dtone

F♯tone

G♯tone

Btone

D♯tone

Formula 7 · ♭3 · 5 · 6 · 1 · 3 · Notes A♯ · D · F♯ · G♯ · B · D♯

How to play it

B+11♭9 fingering positions

Drop C Tuning (CGCFAD), 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).

B Augmented 11th Flat 9th guitar chord — 9th position (11 9 9 10 10 10) fretboard diagram in Drop C Tuning (CGCFAD)

B Augmented 11th Flat 9th guitar chord — 11th position (11 12 12 11 12 13) fretboard diagram in Drop C Tuning (CGCFAD)

Read it as tab

B+11♭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.

B Augmented 11th Flat 9th guitar tab — 9th position (11 9 9 10 10 10) in Drop C Tuning (CGCFAD)

B Augmented 11th Flat 9th guitar tab — 11th position (11 12 12 11 12 13) in Drop C Tuning (CGCFAD)

Sound

How B+11♭9 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

volatiledense

Genres

experimental

Theory

Notes & relationships

NotesA♯ · D · F♯ · G♯ · B · D♯

Formula (scale degrees)7 · ♭3 · 5 · 6 · 1 · 3

Explore

More ways to play B Augmented 11th Flat 9th

Browse the rest of the B chords in this tuning, or open B+11♭9 in the app for every voicing.

B+11♭9 in other tunings:

See & hear B+11♭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.

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