20Hz to 20kHz (Human Audio Spectrum)
Why Hacker News recommends it
Used as a quick hearing-range test and as a tone source for tinnitus experiments.
What it is
A two-minute sine tone sweeping exponentially from 20 Hz to 20 kHz, covering the human hearing range at constant acoustic pressure.
Recommended by 0 HN commenters across 0 different months, 2016 to 2025.
What Hacker News said
Cites brian-armstrong · 2016-03 · on “Show HN: Libquiet – transmit data using sound”
Depends on the person. Personally, I can't hear much above 14kHz. Here's a youtube that runs 20Hz-20kHz if you'd like to check for yourself [this video]
Cites janmo · 2023-12 · on “Tinnitus Linked to Undetected Auditory Nerve Damage – A Step Towards a Cure”
Most people having a peeep tone tinnitus including myself can experience complete silence for a few seconds (up to 30) by listening to a tone at the specific frequency of their Tinnitus. For example listen to the following, at a level that it isn't uncomfortable and your Tinnitus might be gone for a short time: [this video] This is called residual inhibition. You can Google "tinnitus residual inhibition" and find many papers about it. Benzodiazepines work also very well in some cases, when taking them I have no Tinnitus at all, but that's ABSOLUTELY NOT a viable long term solution because of the long term negative effects. I am not sure about this paper, but what I've read and believe the most is
Cites hackernewds · 2023-12 · on “Tinnitus Linked to Undetected Auditory Nerve Damage – A Step Towards a Cure”
why do you need this paid service? seems they're monetizing 1 audio clip here's a YouTube video that does the same thing [this video]
Cites janmo · 2025-10 · on “Tinnitus Neuromodulator”
The only way to temporarely get rid of my tinnitus (completely gone or at least very reduced for up to 30 seconds) is to listen to this beep tone from 8 to 12 KHZ: [this video] apparently the phenomenon is called residual inhibition. If only there was a way to make this work permanently...