Online Tone Generator

1 minute subwoofer test. It's free and no sign up is required.

Here you can find a collection of low frequency sweep and subwoofer testing tones. Simply click the play button to start the subwoofer test. The tone played is a sine which start at 150Hz and decresease to 1Hz within 60 seconds. Also, you can find on the page a list of tones to help you in subwoofer testing.

Click the play button to begin the test.

Subwoofer current frequency is:
 

Hertz

Additional Test Tones
20Hz
30Hz
40Hz
50Hz
60Hz
70Hz
80Hz
90Hz
100Hz
Click here to download all low frequency test tones.