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
130BPM
Beats per bar
4 beats
Delay fraction
5/12 bar

Converted to seconds

Length of 1 beat
0.462 sec
2.167 Hz
Length of 1 bar
1.846 sec
0.542 Hz
Delay length
0.769 sec
1.3 Hz

Repeated delays

A repeated delay syncs with the beat after 12 delays = 5 bars

1 reps
5/12
769.3 ms
2 reps
5/6
1538.5 ms
3 reps
5/4
2.308 sec
4 reps
5/3
3.077 sec
5 reps
25/12
3.846 sec
6 reps
5/2
4.616 sec
7 reps
35/12
5.385 sec
8 reps
10/3
6.154 sec
9 reps
15/4
6.923 sec
10 reps
25/6
7.693 sec
11 reps
55/12
8.462 sec
12 reps
5
9.231 sec

Visualized

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

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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