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
132.9BPM
Beats per bar
4 beats
Delay fraction
15/16 bar

Converted to seconds

Length of 1 beat
0.452 sec
2.215 Hz
Length of 1 bar
1.806 sec
0.554 Hz
Delay length
1.693 sec
0.591 Hz

Repeated delays

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

1 reps
15/16
1693 ms
2 reps
15/8
3.386 sec
3 reps
45/16
5.079 sec
4 reps
15/4
6.772 sec
5 reps
75/16
8.465 sec
6 reps
45/8
10.158 sec
7 reps
105/16
11.851 sec
8 reps
15/2
13.544 sec
9 reps
135/16
15.237 sec
10 reps
75/8
16.93 sec
11 reps
165/16
18.623 sec
12 reps
45/4
20.316 sec
13 reps
195/16
22.009 sec
14 reps
105/8
23.702 sec
15 reps
225/16
25.396 sec
16 reps
15
27.089 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