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
89.7BPM
Beats per bar
4 beats
Delay fraction
7/16 bar

Converted to seconds

Length of 1 beat
0.669 sec
1.495 Hz
Length of 1 bar
2.676 sec
0.374 Hz
Delay length
1.171 sec
0.854 Hz

Repeated delays

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

1 reps
7/16
1170.6 ms
2 reps
7/8
2.341 sec
3 reps
21/16
3.512 sec
4 reps
7/4
4.682 sec
5 reps
35/16
5.853 sec
6 reps
21/8
7.024 sec
7 reps
49/16
8.194 sec
8 reps
7/2
9.365 sec
9 reps
63/16
10.535 sec
10 reps
35/8
11.706 sec
11 reps
77/16
12.876 sec
12 reps
21/4
14.047 sec
13 reps
91/16
15.218 sec
14 reps
49/8
16.388 sec
15 reps
105/16
17.559 sec
16 reps
7
18.729 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