Speaker & Audio Test
Test stereo channel separation, left/right audio panning, and sound frequency ranges.
Stereo Channel Separation
Frequency Tone Generator
440 HzHow to Use Speaker & Audio Test
- Ensure your headphones or external speakers are connected and volume is set to a comfortable level.
- Click 'Test Left Channel' to verify audio output only from the left ear/speaker.
- Click 'Test Right Channel' to verify audio output only from the right ear/speaker.
- Use the Frequency Sweep Generator to test bass (subwoofer) and treble range from 20 Hz to 20,000 Hz.
Key Features & Privacy Guarantee
- Stereo Channel Isolation: True Left and Right panned tone testing.
- Tone Frequency Synthesizer: Play pure sine tones from 50Hz bass up to 15,000Hz treble.
- 100% In-Browser Synthesis: Generated via Web Audio API without external audio file loading.
Frequently Asked Questions
What should I do if sound only plays from one side during Both Channels test?
Check that your audio cable/jack is firmly plugged in, or check balance settings in your operating system's sound control panel.