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
143BPM
Beats per bar
4 beats
Delay fraction
5/16 bar

Converted to seconds

Length of 1 beat
0.42 sec
2.383 Hz
Length of 1 bar
1.678 sec
0.596 Hz
Delay length
0.524 sec
1.907 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 5 bars

1 reps
5/16
524.5 ms
2 reps
5/8
1048.9 ms
3 reps
15/16
1573.4 ms
4 reps
5/4
2.098 sec
5 reps
25/16
2.622 sec
6 reps
15/8
3.147 sec
7 reps
35/16
3.671 sec
8 reps
5/2
4.196 sec
9 reps
45/16
4.72 sec
10 reps
25/8
5.245 sec
11 reps
55/16
5.769 sec
12 reps
15/4
6.294 sec
13 reps
65/16
6.818 sec
14 reps
35/8
7.343 sec
15 reps
75/16
7.867 sec
16 reps
5
8.392 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