C#°7 chord on 6-String Guitar – Drop A

in Drop A (A-E-A-D-F#-B) tuning

Root

Type

Tuning

C#°7

Diminished 7

Notes:C# · E · G · A#

mediumbarre on fret 1

Piano Left hand Right hand

Fingerings (16)

C#°7 shapes as text

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

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 – Drop A 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 Drop A A-E-A-D-F#-B 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

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.