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Frequency Haven

The Lab

Tone Generator

Start quiet, then move. Pure tones carry further than they seem to — especially above 700 Hz. Nothing sounds until you press play.

432Hz

Silent

Tone generator visualisation — stopped
Hz
20 Hz2000 Hz

30%

Waveform
Timer

A timer applies the next time you press play.

Jump to a tone

Listen at a comfortable level and take breaks. Sustained pure tones can cause listening fatigue, and this tool is for exploration and enjoyment rather than treatment.