D♭ Major 7th :: D♭ F A♭ C

E
B
G
D
A
E
3
7
5
3
D♭
3
7
5
D♭
5
7
3
D♭
5
7
3
7
D♭
5
D♭
3
7
D♭
5
⬤ ⬤
⬤ ⬤
A♭ C
A♭ Dominant 7th :: A♭ C E♭ G♭

E
B
G
D
A
E
3
A♭
5
♭7
♭7
3
A♭
5
♭7
A♭
3
A♭
5
♭7
3
5
3
A♭
♭7
3
5
♭7
A♭
5
⬤ ⬤
⬤ ⬤
C E♭ G♭
C Minor 7th (♭5) :: C E♭ G♭ B♭

E
B
G
D
A
E
C
♭3
♭7
♭5
♭5
♭7
C
♭3
♭5
C
♭7
♭3
♭7
♭5
C
♭3
♭7
C
♭5
C
♭3
♭7
♭5
♭3
⬤ ⬤
⬤ ⬤