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
85.7BPM
Beats per bar
4 beats
Delay fraction
5/16 bar

Converted to seconds

Length of 1 beat
0.7 sec
1.428 Hz
Length of 1 bar
2.801 sec
0.357 Hz
Delay length
0.875 sec
1.143 Hz

Repeated delays

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

1 reps
5/16
875.2 ms
2 reps
5/8
1750.3 ms
3 reps
15/16
2.626 sec
4 reps
5/4
3.501 sec
5 reps
25/16
4.376 sec
6 reps
15/8
5.251 sec
7 reps
35/16
6.126 sec
8 reps
5/2
7.001 sec
9 reps
45/16
7.876 sec
10 reps
25/8
8.752 sec
11 reps
55/16
9.627 sec
12 reps
15/4
10.502 sec
13 reps
65/16
11.377 sec
14 reps
35/8
12.252 sec
15 reps
75/16
13.127 sec
16 reps
5
14.003 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