C#°7 chord on 6-String Guitar – All Fourths

in All Fourths (E-A-D-G-C-F) tuning · Also known as Perfect Fourths

Root

Type

Tuning

C#°7

Diminished 7

Notes:C# · E · G · A#

mediumfret 2

Piano Left hand Right hand

Fingerings (16)

C#°7 shapes as text

Frets	Fingers	Notes	Difficulty
x 4 2 0 4 5	– 2 1 – 3 4	x C# E G E A#	medium
x 4 2 3 4 2	– 3 1 2 4 1	x C# E A# E G	medium · barre on fret 2
x 4 5 3 4 x	– 2 4 1 3 –	x C# G A# E x	medium
x 4 5 0 4 5	– 1 3 – 2 4	x C# G G E A#	medium
9 x 5 9 7 5	3 – 1 4 2 1	C# x G E G A#	hard · barre on fret 5
6 7 8 6 7 x	1 2 4 1 3 –	A# E A# C# G x	medium · barre on fret 6
9 7 8 9 7 x	3 1 2 4 1 –	C# E A# E G x	medium · barre on fret 7
9 10 8 9 x x	2 4 1 3 – –	C# G A# E x x	medium
9 10 11 9 10 x	1 2 4 1 3 –	C# G C# E A# x	medium · barre on fret 9
x x 11 12 10 11	– – 2 4 1 3	x x C# G A# E	medium
0 1 2 0 1 2	– 1 3 – 2 4	E A# E G C# G	medium
x 4 x 3 4 2	– 3 – 2 4 1	x C# x A# E G	hard
3 4 5 3 4 x	1 2 4 1 3 –	G C# G A# E x	medium · barre on fret 3
x 4 5 6 4 5	– 1 2 4 1 3	x C# G C# E A#	medium · barre on fret 4
0 7 5 6 7 5	– 3 1 2 4 1	E E G C# G A#	medium · barre on fret 5
0 7 8 6 7 x	– 2 4 1 3 –	E E A# C# G x	medium

Max fret: 12

Fingerings shown: 16

The C#°7 chord (Diminished 7) is built from the notes C#, E, G, A#. Below are playable fingerings for 6-String Guitar – All Fourths generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.

How the C#°7 chord is built

Formula: 1 · ♭3 · ♭5 · 6

Degree	Semitones	Note
1	0	C#
♭3	3	E
♭5	6	G
6	9	A#

More C# chords

C#C#m C#7 C#°C#+C#9 C#maj7 C#m7 C#7♯5 C#7♭5 C#6 C#m6 C#m7♭5 C#sus2 C#sus4 C#add9 C#maj9 C#m9 C#5

Other roots

C°7 D°7 D#°7 E°7 F°7 F#°7 G°7 G#°7 A°7 A#°7 B°7

See C#°7 in another tuning

Standard E E-A-D-G-B-E Half Step Down (Eb) D#-G#-C#-F#-A#-D#Drop D D-A-D-G-B-E Open D D-A-D-F#-A-D Open G D-G-D-G-B-D DADGAD (D Modal) D-A-D-G-A-D All Fourths E-A-D-G-C-F

What notes make up the C#°7 chord?

C#°7 is a Diminished 7 chord built from the notes C#, E, G, A#.

How do I read the diagram?

Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.