These octave sweep tones are ideal for checking out your
Each test track has a continuous tone that changes back and forth in frequency from a low of half the center frequency to a high of double the center frequency and back.
Frequency of tone as function of time
Use a test track that has the same center frequency as the
When playing on your system it should have the same loudness when coming from one speaker as when coming from the other speaker.
The test tracks are encoded in MP3 format.
Each test track is 1 minute long; use the repeat feature on your player for longer tests.
15Hz 20Hz 30Hz 40Hz 60Hz 80Hz 100Hz
150Hz 200Hz 300Hz 400Hz 600Hz 800Hz 1000Hz
1500Hz 2000Hz 3000Hz 4000Hz 6000Hz 8000Hz 10000Hz
Test track with sweep from 20Hz to 20KHz