A Dominant 7th (A7) is built from A, C#, E, G, which is the 1P - 3M - 5P - 7m formula measured from the root A. This page shows 30 fingerings with fretboard diagrams.
7th
Notes: A · C# · E · GIntervals: 1P – 3M – 5P – 7m
Fingerings for A7
A7A at fret 3, G at fret 2
A7A at fret 3, D at fret 3, G at fret 2
A7A at fret 3, G at fret 2, B at fret 4, high E muted
A7low E at fret 1, A at fret 3, D at fret 3, G at fret 2, B at fret 4, high E muted
A7low E at fret 4, A at fret 3, B muted, high E at fret 2
A7low E at fret 4, A at fret 3, D muted, high E at fret 2
A7low E at fret 1, A at fret 3, D at fret 1, G muted, B at fret 1, high E at fret 1
A7low E muted, D at fret 2, B at fret 2
A7low E muted, D at fret 2, G at fret 2, B at fret 2
A7low E muted, D at fret 2, B at fret 2, high E at fret 3
A7low E muted, A at fret 4, D at fret 3, B at fret 2
A7low E muted, D at fret 3, B at fret 3
A7low E muted, D at fret 3, G at fret 3, B at fret 3
A7low E muted, D at fret 3, B at fret 3, high E at fret 4
A7low E at fret 4, A at fret 3, B muted, high E muted
A7low E at fret 1, A at fret 3, D at fret 3, G muted, B at fret 4, high E muted
A7low E at fret 1, A muted, D at fret 3, G at fret 2, B at fret 4, high E muted
A7low E muted, A at fret 3, D at fret 2, G at fret 3, B at fret 1, high E muted
A7low E muted, A at fret 2, D at fret 1, G at fret 2, B at fret 4, high E muted
A7low E muted, A open, D at fret 2, G at fret 2, B muted, high E at fret 3
A7low E muted, A open, D muted, G at fret 2, B at fret 2, high E at fret 3
A7low E muted, A at fret 1, D at fret 3, G at fret 3, B muted, high E at fret 4
A7low E muted, A at fret 1, D muted, G at fret 3, B at fret 3, high E at fret 4
A7low E muted, A muted, D at fret 3, G at fret 2
A7low E muted, A muted, D at fret 2, G at fret 1, B at fret 3, high E at fret 4
A7low E muted, A muted, D at fret 1, G at fret 3, B at fret 2, high E at fret 3
A7low E muted, A muted, D at fret 1, G at fret 3, B at fret 4, high E at fret 3
A7low E muted, D at fret 2, B muted, high E muted
A7low E muted, D at fret 3, B muted, high E muted
A7low E muted, A muted, D at fret 1, G at fret 3, B at fret 2, high E muted
Notes in A7
A1P
C#3M
E5P
G7m
How to play A7
A Dominant 7th Guitar Chord (A7) is tense and unresolved, which is what makes it want to move.
Beginner tip
Mute the strings you do not play — a dominant seventh with a ringing open string loses its pull.
Practice idea
Resolve it down a fifth to the tonic and listen for the tension release.
A7 FAQ
What notes are in A Dominant 7th?
A Dominant 7th (A7) contains A, C#, E, G. In interval terms that is 1P - 3M - 5P - 7m above the root A.
How do you play A7 on guitar?
The most common shape here is "A7": A at fret 3, G at fret 2.
Is A7 hard for beginners?
It sits in the seventh family. Mute the strings you do not play — a dominant seventh with a ringing open string loses its pull.