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
145.5BPM
Beats per bar
3 beats
Delay fraction
14/16 bar

Converted to seconds

Length of 1 beat
0.412 sec
2.425 Hz
Length of 1 bar
1.237 sec
0.808 Hz
Delay length
1.082 sec
0.924 Hz

Repeated delays

A repeated delay syncs with the beat after 8 delays = 7 bars

1 reps
7/8
1082.5 ms
2 reps
7/4
2.165 sec
3 reps
21/8
3.247 sec
4 reps
7/2
4.33 sec
5 reps
35/8
5.412 sec
6 reps
21/4
6.495 sec
7 reps
49/8
7.577 sec
8 reps
7
8.66 sec

Visualized

1 bar2 bars3 bars4 bar5 bars6 bars7 bar8 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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