D♭ Dominant 7th (♭5)
::
D♭
F
G
B
⨉
A
E
C
G
♭5
3
D♭
♭7
⬤
♭5
⬤
D♭
♭7
⬤
3
⬤
D♭
⬤
♭7
♭5
⬤
3
⬤
D♭
⬤
♭5
3
♭7
⬤ ⬤
♭5
⬤ ⬤
B
E Major
::
E
G♯
B
⨉
A
E
C
G
E
3
5
⬤
⬤
3
E
5
⬤
⬤
⬤
E
5
⬤
3
⬤
E
⬤
3
5
⬤ ⬤
E
⬤ ⬤
—
D Augmented 7th
::
D
F♯
A♯
C
⨉
A
E
C
G
♭7
♯5
3
D
⬤
♭7
♯5
⬤
⬤
D
♭7
⬤
♯5
3
⬤
D
⬤
♭7
⬤
3
⬤
D
♯5
3
⬤ ⬤
♭7
⬤ ⬤