Play a 1 Hz tone and adjust the sound below.
A 1Hz signal completes 1 cycles per second. A 1Hz signal completes one cycle per second, below the usual audible range. Use the waveform as a signal reference. Ordinary speakers and headphones may produce no audible output at this setting.
Start with your device volume low and stop if playback feels uncomfortable. Do not increase volume to force an inaudible tone to be heard. Browser playback cannot measure hearing thresholds or calibrate sound levels.
Use the preset link on this page to open the Hz Tone Generator at 1Hz instantly. Start with a sine wave for the cleanest reference, then compare it with square or saw when you want more harmonic edge.
Compare the signal rate with 2Hz or 4Hz, or select 100Hz for an audible reference on suitable equipment. Silence at these settings does not establish anything about your hearing.
1Hz is below the usual audible range. Your speakers or headphones may not reproduce it, and a pure tone at this setting is not a reliable audible pulse.
Start with a sine wave if you want the cleanest 1Hz reference. Switch to square or saw only when you want more harmonic texture.
Yes. This page links straight into Hzvibe with 1Hz preloaded, so you can return to the same tone or share the URL with someone else.