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
85.9BPM
Beats per bar
4 beats
Delay fraction
15/16 bar

Converted to seconds

Length of 1 beat
0.699 sec
1.432 Hz
Length of 1 bar
2.794 sec
0.358 Hz
Delay length
2.619 sec
0.382 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 15 bars

1 reps
15/16
2.619 sec
2 reps
15/8
5.239 sec
3 reps
45/16
7.858 sec
4 reps
15/4
10.477 sec
5 reps
75/16
13.096 sec
6 reps
45/8
15.716 sec
7 reps
105/16
18.335 sec
8 reps
15/2
20.954 sec
9 reps
135/16
23.574 sec
10 reps
75/8
26.193 sec
11 reps
165/16
28.812 sec
12 reps
45/4
31.431 sec
13 reps
195/16
34.051 sec
14 reps
105/8
36.67 sec
15 reps
225/16
39.289 sec
16 reps
15
41.909 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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