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
78.6BPM
Beats per bar
4 beats
Delay fraction
15/16 bar

Converted to seconds

Length of 1 beat
0.763 sec
1.31 Hz
Length of 1 bar
3.053 sec
0.328 Hz
Delay length
2.863 sec
0.349 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 15 bars

1 reps
15/16
2.863 sec
2 reps
15/8
5.725 sec
3 reps
45/16
8.588 sec
4 reps
15/4
11.45 sec
5 reps
75/16
14.313 sec
6 reps
45/8
17.175 sec
7 reps
105/16
20.038 sec
8 reps
15/2
22.901 sec
9 reps
135/16
25.763 sec
10 reps
75/8
28.626 sec
11 reps
165/16
31.488 sec
12 reps
45/4
34.351 sec
13 reps
195/16
37.213 sec
14 reps
105/8
40.076 sec
15 reps
225/16
42.938 sec
16 reps
15
45.801 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