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
140BPM
Beats per bar
4 beats
Delay fraction
7/16 bar

Converted to seconds

Length of 1 beat
0.429 sec
2.333 Hz
Length of 1 bar
1.714 sec
0.583 Hz
Delay length
0.75 sec
1.333 Hz

Repeated delays

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

1 reps
7/16
750 ms
2 reps
7/8
1500 ms
3 reps
21/16
2.25 sec
4 reps
7/4
3 sec
5 reps
35/16
3.75 sec
6 reps
21/8
4.5 sec
7 reps
49/16
5.25 sec
8 reps
7/2
6 sec
9 reps
63/16
6.75 sec
10 reps
35/8
7.5 sec
11 reps
77/16
8.25 sec
12 reps
21/4
9 sec
13 reps
91/16
9.75 sec
14 reps
49/8
10.5 sec
15 reps
105/16
11.25 sec
16 reps
7
12 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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