Chord · 7ths
A7♯5 — A Dominant 7th ♯5
A7♯5 is the A dominant 7th ♯5 chord. It is built on the root A with major 3rd (C♯), augmented 5th (E♯) and minor 7th (G) above it — the formula 1 3 ♯5 ♭7, sounding the notes A C♯ E♯ G. On the piano it sits at A (octave 3) and above in the library's voicing; the same 4 notes in any octave are still A7♯5.
- Root
- A
- Quality
- Dominant 7th ♯5
- Formula
- 1 3 ♯5 ♭7
- Notes
- A C♯ E♯ G
On the keyboard
The notes of A7♯5
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | A | root | A3 |
| 3 | C♯ | major 3rd | C♯4 |
| ♯5 | E♯ | augmented 5th | E♯4 |
| ♭7 | G | minor 7th | G4 |
Other 7ths on A
Dominant 7th ♯5 chords on every root
Part of the chord reference. See also the scales and the keys.