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
115BPM
Beats per bar
4 beats
Delay fraction
13/16 bar

Converted to seconds

Length of 1 beat
0.522 sec
1.917 Hz
Length of 1 bar
2.087 sec
0.479 Hz
Delay length
1.696 sec
0.59 Hz

Repeated delays

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

1 reps
13/16
1695.7 ms
2 reps
13/8
3.391 sec
3 reps
39/16
5.087 sec
4 reps
13/4
6.783 sec
5 reps
65/16
8.478 sec
6 reps
39/8
10.174 sec
7 reps
91/16
11.87 sec
8 reps
13/2
13.566 sec
9 reps
117/16
15.261 sec
10 reps
65/8
16.957 sec
11 reps
143/16
18.653 sec
12 reps
39/4
20.348 sec
13 reps
169/16
22.044 sec
14 reps
91/8
23.74 sec
15 reps
195/16
25.435 sec
16 reps
13
27.131 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