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
84BPM
Beats per bar
4 beats
Delay fraction
13/16 bar

Converted to seconds

Length of 1 beat
0.714 sec
1.4 Hz
Length of 1 bar
2.857 sec
0.35 Hz
Delay length
2.321 sec
0.431 Hz

Repeated delays

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

1 reps
13/16
2.321 sec
2 reps
13/8
4.643 sec
3 reps
39/16
6.964 sec
4 reps
13/4
9.286 sec
5 reps
65/16
11.607 sec
6 reps
39/8
13.928 sec
7 reps
91/16
16.25 sec
8 reps
13/2
18.571 sec
9 reps
117/16
20.893 sec
10 reps
65/8
23.214 sec
11 reps
143/16
25.535 sec
12 reps
39/4
27.857 sec
13 reps
169/16
30.178 sec
14 reps
91/8
32.5 sec
15 reps
195/16
34.821 sec
16 reps
13
37.142 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