Tip: click the root notes to see fingering suggestions
G♭ Dominant 7th (♭5) :: G♭ B♭ C E

A
E
C
G
♭7
♭5
3
G♭
♭5
3
♭7
♭5
3
G♭
♭7
♭5
G♭
♭7
3
G♭
⬤ ⬤
♭7
♭5
⬤ ⬤
C
B Augmented 7th (♭9) :: B D♯ G A C

A
E
C
G
♭7
♭9
♯5
B
♭7
♭9
♯5
3
B
♭7
♭9
3
B
♯5
♭9
3
♭7
♯5
3
B
⬤ ⬤
♭7
♭9
♯5
⬤ ⬤
D♯ G C
C Minor 7th :: C E♭ G B♭

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