Six String Guitar · Drop C Tuning (CGCFAD)

Bo7♯9B Diminished 7th Sharp 9th

A♯Root

C♯tone

Etone

Gtone

C♯tone

Formula 7 · 2 · 4 · ♭6 · 2 · Notes A♯ · C♯ · E · G · C♯

How to play it

Bo7♯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 Diminished 7th Sharp 9th guitar chord — 2nd position (x 4 2 3 x 3) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 2nd position (x 4 5 3 2 0) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 2nd position (x 4 2 3 2 3) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 2nd position (x 4 2 3 5 3) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 3rd position (x 4 5 3 x 0) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 3rd position (x 4 x 3 5 3) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 3rd position (x 4 5 3 5 x) fretboard diagram in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar chord — 3rd position (x 4 5 3 5 0) fretboard diagram in Drop C Tuning (CGCFAD)

Read it as tab

Bo7♯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 Diminished 7th Sharp 9th guitar tab — 2nd position (x 4 2 3 x 3) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 2nd position (x 4 5 3 2 0) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 2nd position (x 4 2 3 2 3) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 2nd position (x 4 2 3 5 3) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 3rd position (x 4 5 3 x 0) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 3rd position (x 4 x 3 5 3) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 3rd position (x 4 5 3 5 x) in Drop C Tuning (CGCFAD)

B Diminished 7th Sharp 9th guitar tab — 3rd position (x 4 5 3 5 0) in Drop C Tuning (CGCFAD)

Sound

How Bo7♯9 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

harshdark

Genres

experimental

Theory

Notes & relationships

NotesA♯ · C♯ · E · G · C♯

Formula (scale degrees)7 · 2 · 4 · ♭6 · 2

Explore

More ways to play B Diminished 7th Sharp 9th

Browse the rest of the B chords in this tuning, or open Bo7♯9 in the app for every voicing.

Bo7♯9 in other tunings:

See & hear Bo7♯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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