//Future_Total:A-AD1974
interval_time(tonal)
Volume:
Current waveform:
Sine
Square
Sawtooth
Triangle
Custom
Key:
C
Cm
C#
C#m
D
Dm
D#
D#m
E
Em
F
Fm
F#
F#m
G
Gm
G#
G#m
A
Am
A#
A#m
B
Bm