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
156.1BPM
Beats per bar
4 beats
Delay fraction
9/16 bar

Converted to seconds

Length of 1 beat
0.384 sec
2.601 Hz
Length of 1 bar
1.538 sec
0.65 Hz
Delay length
0.865 sec
1.156 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 9 bars

1 reps
9/16
864.8 ms
2 reps
9/8
1729.7 ms
3 reps
27/16
2.595 sec
4 reps
9/4
3.459 sec
5 reps
45/16
4.324 sec
6 reps
27/8
5.189 sec
7 reps
63/16
6.054 sec
8 reps
9/2
6.919 sec
9 reps
81/16
7.784 sec
10 reps
45/8
8.648 sec
11 reps
99/16
9.513 sec
12 reps
27/4
10.378 sec
13 reps
117/16
11.243 sec
14 reps
63/8
12.108 sec
15 reps
135/16
12.973 sec
16 reps
9
13.838 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