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
139.9BPM
Beats per bar
4 beats
Delay fraction
7/16 bar

Converted to seconds

Length of 1 beat
0.429 sec
2.332 Hz
Length of 1 bar
1.716 sec
0.583 Hz
Delay length
0.751 sec
1.332 Hz

Repeated delays

A repeated delay syncs with the beat after 16 delays = 7 bars

1 reps
7/16
750.5 ms
2 reps
7/8
1501.1 ms
3 reps
21/16
2.252 sec
4 reps
7/4
3.002 sec
5 reps
35/16
3.753 sec
6 reps
21/8
4.503 sec
7 reps
49/16
5.254 sec
8 reps
7/2
6.004 sec
9 reps
63/16
6.755 sec
10 reps
35/8
7.505 sec
11 reps
77/16
8.256 sec
12 reps
21/4
9.006 sec
13 reps
91/16
9.757 sec
14 reps
49/8
10.507 sec
15 reps
105/16
11.258 sec
16 reps
7
12.009 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