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
68.4BPM
Beats per bar
4 beats
Delay fraction
5/16 bar

Converted to seconds

Length of 1 beat
0.877 sec
1.14 Hz
Length of 1 bar
3.509 sec
0.285 Hz
Delay length
1.097 sec
0.912 Hz

Repeated delays

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

1 reps
5/16
1096.5 ms
2 reps
5/8
2.193 sec
3 reps
15/16
3.29 sec
4 reps
5/4
4.386 sec
5 reps
25/16
5.483 sec
6 reps
15/8
6.579 sec
7 reps
35/16
7.676 sec
8 reps
5/2
8.772 sec
9 reps
45/16
9.869 sec
10 reps
25/8
10.965 sec
11 reps
55/16
12.062 sec
12 reps
15/4
13.158 sec
13 reps
65/16
14.255 sec
14 reps
35/8
15.351 sec
15 reps
75/16
16.448 sec
16 reps
5
17.544 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