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
90.2BPM
Beats per bar
4 beats
Delay fraction
6/16 bar

Converted to seconds

Length of 1 beat
0.665 sec
1.503 Hz
Length of 1 bar
2.661 sec
0.376 Hz
Delay length
0.998 sec
1.002 Hz

Repeated delays

A repeated delay syncs with the beat after 8 delays = 3 bars

1 reps
3/8
997.8 ms
2 reps
3/4
1995.6 ms
3 reps
9/8
2.993 sec
4 reps
3/2
3.991 sec
5 reps
15/8
4.989 sec
6 reps
9/4
5.987 sec
7 reps
21/8
6.985 sec
8 reps
3
7.982 sec

Visualized

1 bar2 bars3 bars4 bars
♩♩♩♩
1 2 3 4 5 6 7 8

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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