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A Dominant 7th :: A C♯ E G

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

A
E
C
G
E
♭3
♭5
𝄫7
♭3
♭5
𝄫7
E
♭5
𝄫7
E
♭3
𝄫7
E
♭3
♭5
⬤ ⬤
E
♭3
⬤ ⬤
D Major :: D F♯ A

A
E
C
G
5
3
D
5
D
5
3
D
3
5
D
3
⬤ ⬤
5
⬤ ⬤