AudioCheck - Internet's largest collection of Sound Tests, Audio Test Tones, and Tone Generators. Online and Free!
and Test Tones
Sound Tests and Audio Test Tones
Our Sound Tests will help you to intuitively benchmark your audio Equipment and loudspeakers
, your listening environment and room Acoustics
or your Hearing
without any other device required. In these tests, your ears will be your best judge.
Frequency Response Tests
Low Frequency Response and Subwoofer Audio Test (10-200 Hz)
High Frequency Response and Hearing Audio Test (22-8 kHz)
Audiometric (Hearing Loss) Test (125-8,000 Hz)
Mosquito Tone Audibility Test (17.4 kHz)
Subwoofer Midrange Frequency Test
Subwoofer Kick Test
Low Frequency Extension and Subwoofer Harmonic Distortion Test (THD)
Intermodulation Distortion (IMD) Test Tone
Stereo Imaging Tests
Left/Right Stereo Audio Test
Loudspeakers Polarity Audio Test
LEDR Imaging Audio Test
Low Frequency Sound Localization and Subwoofer Imaging Test
Stereo Perception and Sound Localization
Dynamic Range Test
16-bit Dynamic Audio Test
Dynamic Range, Dithering and Noise Shaping
The Ultimate Headphone (and Earbud) Sound Test
The non-linearities of the Human Ear
Audio Test Tones
Audio Test Tones are for the the experts among our readers. These tones are best used in conjunction with external devices, such as a sound level meter or an audio spectrum analyzer.
Brown (Red) Noise
Blue (Azure) Noise
Violet (Purple) Noise
Grey (Perceptual) Noise
Swept Sine (20-20,000 Hz)
Swept Sine (20-200 Hz)
Sine Bursts (20-200 Hz)
Dynamic Test Noises
Higher Sample Rates (88.4-96-176.8-192 kHz)
High Definition Audio Tests
For the curious mind...
Shepard Tone Illusion
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