A7
Dominant 7 · A – C♯ – E – G
- AR
- C♯3
- E5
- G♭7
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the A7 chord
The A7 chord (Dominant 7) is built from A (the root), C♯ (a major third), E (a perfect fifth) and G (a minor seventh). Dominant seventh chords add bluesy tension that pulls toward resolution, central to blues, jazz and funk.