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:
|Additional Test Tones|
|Click here to download all low frequency test tones.|