Chord name Normal chord structure Chord
symbol
Represen‐
tation in
the dis‐
play
25 Flat major seventh chord with diminished ninth
[7b9]
1–b2–3–(5)–b7 C7b9 C7(b9)
26 Flat major seventh chord with diminished thir‐
teenth [7b13]
1–3–5–b6–b7 C7b13 C7(b13)
27 Flat major seventh chord with augmented ninth
[7#9]
(1)–#2–3–(5)–b7 C7#9 C7(#9)
28 Major seventh chord with augmented fifth
[M7aug]
1–3–#5–7 CM7aug CM7aug
29 Flat major seventh chord with augmented fifth
[7aug]
(1)–3–#5–b7 C7aug C7aug
30 Suspended fourth [sus4] 1–4–5 Csus4 Csus4
31 Suspended second [1+2+5] 1–2–5 C1+2+5 C
Chord List
Startone MK-300
53