Audio delay calculator

Give the tempo and the time signature

Express the length of the delay as fractions of a bar

Musical tempo

Beats per minute
171.8BPM
Beats per bar
4 beats
Delay fraction
9/16 bar

Converted to seconds

Length of 1 beat
0.349 sec
2.864 Hz
Length of 1 bar
1.397 sec
0.716 Hz
Delay length
0.786 sec
1.273 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 9 bars

1 reps
9/16
785.8 ms
2 reps
9/8
1571.6 ms
3 reps
27/16
2.357 sec
4 reps
9/4
3.143 sec
5 reps
45/16
3.929 sec
6 reps
27/8
4.715 sec
7 reps
63/16
5.501 sec
8 reps
9/2
6.287 sec
9 reps
81/16
7.072 sec
10 reps
45/8
7.858 sec
11 reps
99/16
8.644 sec
12 reps
27/4
9.43 sec
13 reps
117/16
10.216 sec
14 reps
63/8
11.001 sec
15 reps
135/16
11.787 sec
16 reps
9
12.573 sec

Visualized

1 bar2 bars3 bars4 bars5 bar6 bars7 bars8 bars
♩♩♩♩♩♩♩♩
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

How to use this page

If you have a 135 BPM song, and you want a phase modulation of 4 beats (1 bar): that is 1777.6 ms
If you have a 128 BPM song, and you want an audio delay of 2/3 of a beat: this is 312.5 ms

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