A7

A Dominant 7th chord

Notes

AC#EG

Intervals

135b7

Root

A

Voicings on standard tuning

Voicing 1
Voicing 2
Voicing 3
Voicing 4
Voicing 5
Voicing 6

About A7

Common progressions using A7

I–V–vi–IV

E→F#m→D

With Adominant-7 as the tonic, this is the classic four-chord pop loop.

ii–V–I

Adominant-7 is the resting point everything resolves to.

I–IV–V

D→E

The three-chord backbone of folk, country and early rock and roll.

Other A chords

Same quality, other roots