12.5 ms

IOI (80 Hz, 4800 BPM, ~D#2)

25 ms IOI

40 Hz, 2400 BPM, ~D#1)

50 ms IOI

(20 Hz, 1200 BPM)

100 ms IOI

(10 Hz, 600 BPM) *shortest rhythmic unit

200 ms IOI

(5 Hz, 300 BPM)

400 ms IOI

(2.5 Hz, 150 BPM)

600 ms IOI

(1.7 Hz, 100 BPM) *"the indifference zone"

1s IOI

(1 Hz, 60 BPM)

2s IOI

(0.5 Hz, 30 BPM)

3s IOI

(0.33 Hz, 20 BPM)

Continuous acceleration from 3s IOI to 12.5ms IOI: