A7 Guitar Chord
A tense chord that "wants" to resolve up a fourth. Essential for blues, jazz, rock'n'roll and funk. The added minor seventh creates characteristic tension.
Strings
X–0–2–0–2–0
Notation for A7 chord
Other names: A dominant 7th, A dom7, A 7
Music theory name: dominant seventh chord
Common name: A seven chord
Intervals and tones in A7 chord
| Note | Interval |
|---|---|
| A | Root |
| C# | Major 3rd |
| E | Perfect 5th |
| G | Minor 7th |
All Variations
Open
X–0–2–0–2–0
Open
X–0–2–2–2–3
Fret 5
5–7–5–6–5–5
Fret 7
X–0–7–9–8–9