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
128.1BPM
Beats per bar
3 beats
Delay fraction
13/16 bar

Converted to seconds

Length of 1 beat
0.468 sec
2.135 Hz
Length of 1 bar
1.405 sec
0.712 Hz
Delay length
1.142 sec
0.876 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 13 bars

1 reps
13/16
1141.7 ms
2 reps
13/8
2.284 sec
3 reps
39/16
3.425 sec
4 reps
13/4
4.567 sec
5 reps
65/16
5.709 sec
6 reps
39/8
6.85 sec
7 reps
91/16
7.992 sec
8 reps
13/2
9.134 sec
9 reps
117/16
10.276 sec
10 reps
65/8
11.417 sec
11 reps
143/16
12.559 sec
12 reps
39/4
13.701 sec
13 reps
169/16
14.842 sec
14 reps
91/8
15.984 sec
15 reps
195/16
17.126 sec
16 reps
13
18.268 sec

Visualized

1 bar2 bars3 bars4 bar5 bars6 bars7 bar8 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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