Avvia audio
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Stereo Test
Clear left vs right channel test — know exactly which side is playing.
Which channel is playing? Click a button — only that side should sound.
Pronto — choose left or right
How to use
Adjust settings
Use sliders and controls to set frequency, volume, and waveform. Changes apply in real time.
Export or share
Scarica a WAV file or copy a share link. All processing stays on your device.
Frequently asked questions
Do I need headphones?
Headphones make left/right isolation obvious.