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
143.1BPM
Beats per bar
4 beats
Delay fraction
13/16 bar

Converted to seconds

Length of 1 beat
0.419 sec
2.385 Hz
Length of 1 bar
1.677 sec
0.596 Hz
Delay length
1.363 sec
0.734 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 13 bars

1 reps
13/16
1362.6 ms
2 reps
13/8
2.725 sec
3 reps
39/16
4.088 sec
4 reps
13/4
5.451 sec
5 reps
65/16
6.813 sec
6 reps
39/8
8.176 sec
7 reps
91/16
9.539 sec
8 reps
13/2
10.901 sec
9 reps
117/16
12.264 sec
10 reps
65/8
13.626 sec
11 reps
143/16
14.989 sec
12 reps
39/4
16.352 sec
13 reps
169/16
17.714 sec
14 reps
91/8
19.077 sec
15 reps
195/16
20.44 sec
16 reps
13
21.802 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

Music calculators & converters

Beats-per-minute
Convert BPM to Hz, bar length, fractions
Audio delay
Calculate audio delay length in msec
Music Frequency
Convert pitch to musical note and wavelength
Song length
Calculate song length from BPM
Music Scale
Generate scales with frequencies
Tap your tempo
Tap to find the BPM of a song or a heartbeat