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
129BPM
Beats per bar
4 beats
Delay fraction
11/16 bar

Converted to seconds

Length of 1 beat
0.465 sec
2.15 Hz
Length of 1 bar
1.861 sec
0.537 Hz
Delay length
1.279 sec
0.782 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 11 bars

1 reps
11/16
1279.1 ms
2 reps
11/8
2.558 sec
3 reps
33/16
3.837 sec
4 reps
11/4
5.116 sec
5 reps
55/16
6.396 sec
6 reps
33/8
7.675 sec
7 reps
77/16
8.954 sec
8 reps
11/2
10.233 sec
9 reps
99/16
11.512 sec
10 reps
55/8
12.791 sec
11 reps
121/16
14.07 sec
12 reps
33/4
15.349 sec
13 reps
143/16
16.628 sec
14 reps
77/8
17.907 sec
15 reps
165/16
19.186 sec
16 reps
11
20.466 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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