A°7 chord on 6-String Guitar – New Standard (NST)

in New Standard (NST) (C-G-D-A-E-G) tuning · Also known as Crafty, Fripp tuning

Root

Type

Tuning

A°7

Diminished 7

Notes:A · C · D# · F#

medium

Piano Left hand Right hand

Fingerings (16)

A°7 shapes as text

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

Max fret: 12

Fingerings shown: 16

The A°7 chord (Diminished 7) is built from the notes A, C, D#, F#. Below are playable fingerings for 6-String Guitar – New Standard (NST) 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 A°7 chord is built

Formula: 1 · ♭3 · ♭5 · 6

Degree	Semitones	Note
1	0	A
♭3	3	C
♭5	6	D#
6	9	F#

More A chords

A Am A7 A°A+A9 Amaj7 Am7 A7♯5 A7♭5 A6 Am6 Am7♭5 Asus2 Asus4 Aadd9 Amaj9 Am9 A5

Other roots

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

See A°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 New Standard (NST) C-G-D-A-E-G

What notes make up the A°7 chord?

A°7 is a Diminished 7 chord built from the notes A, C, D#, F#.

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.