Six String Guitar · Standard Tuning (EADGBE)

C♯ø9(add4)C♯ Half-Diminished 9th Added 4th

DRoot
Ftone
Gtone
G♯tone
Ctone
Etone

Formula ♭2 · 3 · ♭5 · 5 · 7 · ♭3  ·  Notes D · F · G · G♯ · C · E

How to play it

C♯ø9(add4) fingering positions

Standard Tuning (EADGBE), 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♯ Half-Diminished 9th Added 4th guitar chord — 8th position (9 9 9 9 8 11) fretboard diagram in Standard Tuning (EADGBE)
Read it as tab

C♯ø9(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.

C♯ Half-Diminished 9th Added 4th guitar tab — 8th position (9 9 9 9 8 11) in Standard Tuning (EADGBE)
Sound

How C♯ø9(add4) sounds

Consonance
1/ 5
Brightness
DarkBright
Character

Moods & genres

Moods
denseuneasy
Genres
experimental
Theory

Notes & relationships

NotesD · F · G · G♯ · C · E
Formula (scale degrees)♭2 · 3 · ♭5 · 5 · 7 · ♭3
Explore

More ways to play C♯ Half-Diminished 9th Added 4th

Browse the rest of the C♯ chords in this tuning, or open C♯ø9(add4) in the app for every voicing.

C♯ø9(add4) in other tunings:

Drop DDrop COpen AOpen GOpen CHalf-Step Down

See & hear C♯ø9(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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