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
150.6BPM
Beats per bar
4 beats
Delay fraction
13/16 bar

Converted to seconds

Length of 1 beat
0.398 sec
2.51 Hz
Length of 1 bar
1.594 sec
0.628 Hz
Delay length
1.295 sec
0.772 Hz

Repeated delays

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

1 reps
13/16
1294.8 ms
2 reps
13/8
2.59 sec
3 reps
39/16
3.884 sec
4 reps
13/4
5.179 sec
5 reps
65/16
6.474 sec
6 reps
39/8
7.769 sec
7 reps
91/16
9.064 sec
8 reps
13/2
10.358 sec
9 reps
117/16
11.653 sec
10 reps
65/8
12.948 sec
11 reps
143/16
14.243 sec
12 reps
39/4
15.538 sec
13 reps
169/16
16.832 sec
14 reps
91/8
18.127 sec
15 reps
195/16
19.422 sec
16 reps
13
20.717 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