Downloadable test tones and sound audio alignment tools.


3rd Octave Pink Noise files are designed to used with any basic SPL meter to allow 'quick and dirty' adjustments of a room. Although the test itself is fairly simple the results are very accurate.

Spoken Introduction
1khz test tone 0dbfs
1khz test tone -14dbfs
Full Spectrum Pink Noise
Narrative Comments
20 hz 3rd Octave Pink Noise
25 hz 3rd Octave Pink Noise
32 hz 3rd Octave Pink Noise
40 hz 3rd Octave Pink Noise
50 hz 3rd Octave Pink Noise
62 hz 3rd Octave Pink Noise
80 hz 3rd Octave Pink Noise
100 hz 3rd Octave Pink Noise
125 hz 3rd Octave Pink Noise
160 hz 3rd Octave Pink Noise
200 hz 3rd Octave Pink Noise
250 hz 3rd Octave Pink Noise
315 hz 3rd Octave Pink Noise
400 hz 3rd Octave Pink Noise
500 hz 3rd Octave Pink Noise
630 hz 3rd Octave Pink Noise
800 hz 3rd Octave Pink Noise
1 khz 3rd Octave Pink Noise
1.3 khz 3rd Octave Pink Noise
1.6 khz 3rd Octave Pink Noise
2 khz 3rd Octave Pink Noise
2.5 khz 3rd Octave Pink Noise
3.2 khz 3rd Octave Pink Noise
4 khz 3rd Octave Pink Noise
5 khz 3rd Octave Pink Noise
6.4 khz 3rd Octave Pink Noise
8 khz 3rd Octave Pink Noise
10 khz 3rd Octave Pink Noise
13 khz 3rd Octave Pink Noise
16 khz 3rd Octave Pink Noise