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
90BPM
Beats per bar
4 beats
Delay fraction
1/16 bar

Converted to seconds

Length of 1 beat
0.667 sec
1.5 Hz
Length of 1 bar
2.667 sec
0.375 Hz
Delay length
0.167 sec
6 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 1 bars

1 reps
1/16
166.7 ms
2 reps
1/8
333.3 ms
3 reps
3/16
500 ms
4 reps
1/4
666.7 ms
5 reps
5/16
833.3 ms
6 reps
3/8
1000 ms
7 reps
7/16
1166.7 ms
8 reps
1/2
1333.4 ms
9 reps
9/16
1500 ms
10 reps
5/8
1666.7 ms
11 reps
11/16
1833.4 ms
12 reps
3/4
2000 ms
13 reps
13/16
2.167 sec
14 reps
7/8
2.333 sec
15 reps
15/16
2.5 sec
16 reps
1
2.667 sec

Visualized

1 bar2 bars3 bars4 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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