musmath
chords
scales
tunings
scale finder
chord finder
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
A
C#
E
G
B#
intervals:
1P
3M
5P
7m
9A
semitones:
4
3
3
5
-3
other names:
A7#9, A7+9, Adom7#9
Related
Chords
Chords
with less notes
Amaj
Am
A5
Am7
A7
A7no5
Chords
with more notes
A13#9
A7#9#11
A13#9#11
A7#9#11b13
A7#9b13
A7b9#9