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
98.7BPM
Beats per bar
4 beats
Delay fraction
9/16 bar

Converted to seconds

Length of 1 beat
0.608 sec
1.645 Hz
Length of 1 bar
2.432 sec
0.411 Hz
Delay length
1.368 sec
0.731 Hz

Repeated delays

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

1 reps
9/16
1367.8 ms
2 reps
9/8
2.736 sec
3 reps
27/16
4.103 sec
4 reps
9/4
5.471 sec
5 reps
45/16
6.839 sec
6 reps
27/8
8.207 sec
7 reps
63/16
9.574 sec
8 reps
9/2
10.942 sec
9 reps
81/16
12.31 sec
10 reps
45/8
13.678 sec
11 reps
99/16
15.046 sec
12 reps
27/4
16.413 sec
13 reps
117/16
17.781 sec
14 reps
63/8
19.149 sec
15 reps
135/16
20.517 sec
16 reps
9
21.884 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