A hum the same sound as from a sub woofer in an expensive sound system. I hear the hum inside my car as soon as I turn off the ignition after parking and when it gets real quiet. I hear th…
both described a low hum · 63 km away
Norfolk, Virginia · 2019-05-01 · from the WORLDHUMMAP archive
constant throbbing low hum, so loud to me but no one else hears it, is not tinnitus, sounds similar to a airplane heard from a distance but is constant never gets closer or fades away I live near a airport does not appear associated with that, also live near a base, at first thought it was Navy Hovercraft maneuvers but I hear it all the time now, even when no maneuvers are being practiced
What they reported
First noticed: 2018
Pitch: 115 hertz triangular wave http://onlinetonegenerator.com/php/tonegenerator.php
Loudest: Equal night and day
Where: Indoors
Symptoms: Headache, Insomnia, Sense of vibration, Anxiety
Changes with weather: Not that I have noticed
What stood out: a low hum
A hum the same sound as from a sub woofer in an expensive sound system. I hear the hum inside my car as soon as I turn off the ignition after parking and when it gets real quiet. I hear th…
both described a low hum · 63 km away
Like a truck engine keeping outside my window or the gym in a highway if you were to put your ear on the pavement or the lowest base from a base speaker from the car next to you annoying the…
both described a low hum · 193 km away
A low hum that can slightly fluctuate. It reminds me of the sound of the old oscilloscopes. I only hear it at night, generally after 1 A.M. and it awakens me from my sleep. It keeps me awake…
both described a low hum · 125 km away
A low pitched, "never ending" hum/buzz. Sounds like a train is approaching (as I live next to the train tracks, I know exactly what that sound from inside the house), but its not the trains,…
both described a low hum · 139 km away
A low mono-tonal hum, as though of a refrigerator, but more constant when heard-I've always thought of it as something that just IS, below all other sounds. I don't always hear it, but when …
both described a low hum · 237 km away
A low-frequency, usually "throbbing" hum. The amplitude changes a bit, at a frequency of about 2 Hz. I hear it constantly in my house. When I go outside, I often hear other mechanical sounds…
both described a low hum · 282 km away
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This is a Hum report from Dr Glen MacPherson's World Hum Map, an open, worldwide record of people who hear an unexplained low-frequency hum. Reproduced with permission and with thanks; the project is at thehum.info. We remove anything on request. Location shown is approximate.