AudioCheck

Sound Tests & Test Tones Tests your Audio Equipment, Room Acoustics and Hearing, online

Online Tone Generators High-quality audio signal generators, .wav file output

Blind Audio Tests Critical listening tests. Training Files for Sound Engineers

Earplug Reviews Protect your hearing. Pick the right plug!

F.A.Q. Frequently asked questions.

Sound Tests and Audio Test Tones

Usage

Our Audio 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.

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.

Audio Tests

Frequency Response Tests

• Low Frequency Response and Subwoofer Test (10Hz-200Hz)
• High Frequency Response and Hearing Test (22kHz-12kHz)  
• Mosquito Tone Audibility Test (17.4kHz)
• Sound Card Aliasing Test

Stereo Imaging Tests

• Left/Right Stereo Test
• Loudspeakers Polarity Test
• LEDR Imaging Test  

Dynamic Range Test

• 16-bit Dynamic Test

Test Tones

Noises

• Pink Noise  
• White Noise  
• Brown Noise

Sine Tones

• Swept Sine (20-20.000Hz)  
• Swept Sine (20-200Hz)  
• Sine Bursts
• Intermodulation Distortion (IMD) Test
• Brown Note

Dynamic Test Tones

• Dynamic Test Noises

Others

• The Shepard Tone (Audio Illusion)