Pulsating, vibrating deep low frequency sound. Sometimes it dissappears. At night it is more noticable. The sound is always pulsating, almost mechanical, but it differs in length. Even when …
both described a low hum · 14 km away
Germany, Teltow · 2023-05-16 · from the WORLDHUMMAP archive
Constant low frequency humming sound with split second breaks in between. I can feel a vibration as well as hear the sound. I thought it was a truck outside but it did not stop. I had never heard about this. I went to Google bc I thought something was happening to “the world”. It sounds like it’s coming from the universe. And then I searched for a place to report it as this is not normal.
What they reported
First noticed: 2023
Pitch: 40 hertz
Loudest: During the night
Where: Equal indoors and outdoors
Symptoms: Insomnia, Sense of vibration
Changes with weather: It seems to be constantly there and is especially audible in the early hours.
What stood out: a low hum
Pulsating, vibrating deep low frequency sound. Sometimes it dissappears. At night it is more noticable. The sound is always pulsating, almost mechanical, but it differs in length. Even when …
both described a low hum · 14 km away
At least two resonating layers of a deep, sinewave-type humming sound similar to a distant concrete mixer or idling garbage truck. Base frequency approx 65-67Hz which seems to oscillate at a…
both described a low hum · 236 km away
humming of machinery in a distant part of a huge building, as if picked up through bone conduction. Maybe like pressing the ear to the bulkhead of a spaceship you're traveling on. Does the s…
both described a low hum · 317 km away
Hierbei handelt es sich um ein unregelm├»┬┐┬╜├»┬┐┬╜iges Brummen oder Wummern. Es ist pl├»┬┐┬╜tzlich aufgetaucht ( Januar 2018). Zu Beginn der inbetriebnahme der drei Windkraftanlagen an d…
both described a low hum · 339 km away
Low frequency from around 30 to 60 Hz The sound started appearing after I was sick with severe stress. Some people from the authorities of Copenhagen have measured the sound in my apartment …
both described a low hum · 370 km away
hum like a trafo station we moved our office in 2016 and ended up immediately in front of a generator station which emits a similiar, but not equal sound all day long. When I close the windo…
both described a low hum · 376 km away
An endless, distant low rumbling like the sound of a truck engine, but much quieter. It├»┬┐┬╜s not terrifyingly loud but I can├»┬┐┬╜t help but notice it. When I├»┬┐┬╜m focused on something, …
the accounts read alike, found by meaning rather than by shared details
Low pitch humming like a distant drone, constant low bass humming. At first I thought it was a distant engine, or electric transformer, or factory sounds in the distance... but I have ruled…
the accounts read alike, found by meaning rather than by shared details
Low frequency "humming" Almost a "vibration". I would definitely discribe it as external This is a recent experience. Started Dec' 2019. I practice "stillness"/ contemplation and have done f…
the accounts read alike, found by meaning rather than by shared details
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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.