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
128BPM
Beats per bar
3 beats
Delay fraction
7/16 bar

Converted to seconds

Length of 1 beat
0.469 sec
2.133 Hz
Length of 1 bar
1.406 sec
0.711 Hz
Delay length
0.615 sec
1.625 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 7 bars

1 reps
7/16
615.3 ms
2 reps
7/8
1230.5 ms
3 reps
21/16
1845.8 ms
4 reps
7/4
2.461 sec
5 reps
35/16
3.076 sec
6 reps
21/8
3.692 sec
7 reps
49/16
4.307 sec
8 reps
7/2
4.922 sec
9 reps
63/16
5.537 sec
10 reps
35/8
6.153 sec
11 reps
77/16
6.768 sec
12 reps
21/4
7.383 sec
13 reps
91/16
7.998 sec
14 reps
49/8
8.614 sec
15 reps
105/16
9.229 sec
16 reps
7
9.844 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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