500 Hz Tone
Continuous 500 Hz reference tone — play instantly in your browser.
Fixed frequency: 500 Hz (Mid-range reference)
Download a 500 Hz reference WAV (2 seconds, 44.1 kHz).
What this tool does
A 500 Hz tone vibrates 500 times per second. A mid-range calibration tone for system checks. This page locks the frequency so you can listen, compare equipment, or export a WAV without adjusting sliders.
How to use it
Tap Play to unlock audio (required on mobile browsers). Start at low volume, especially with headphones. Switch waveform to hear how harmonics change timbre while the fundamental stays at 500 Hz. Use Download WAV for an offline reference file.
Practical applications
500 Hz is commonly used for speaker calibration, hearing checks, and audio system verification. Pair with our Speaker Test or Hearing Test tools for a fuller workflow.
Frequently asked questions
Is 500 Hz safe for hearing tests?
Informal listening only. Clinical audiometry uses calibrated equipment.
What waveform is default?
Sine wave — the purest single-frequency tone.
Last updated: September 2025. Technical values (Hz) are locale-invariant.