Idling diesel engine of a truck From my investigation I find a relation with electro magnetic fields. It is like a sound, if you have multiple tones on the same frequencies you will experien…
both described a low hum
United States, Descanso 91916. Very rural area · 2020-04-11 · from the WORLDHUMMAP archive
A low humming, mechanical type sound. Almost like a car playing rap music far away or a helicopter flying in the distance that won't go away. I only hear it in my bedroom. There is a smart meter on that side of the house. I think I am hearing it only in this spot because I am on the grid line.
What they reported
First noticed: 2018
Pitch: 350 sine
Loudest: During the night
Where: Indoors
Symptoms: Headache, Insomnia, Sense of vibration, Anxiety
Changes with weather: Gets louder with the rain
What stood out: a low hum
Idling diesel engine of a truck From my investigation I find a relation with electro magnetic fields. It is like a sound, if you have multiple tones on the same frequencies you will experien…
both described a low hum
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…
both described a low hum
it sounds like a deep humming noise. when i first started hearing it and it started to affect me it reminded me of an old plane propeller (1900s), but from a distance. it doesn’t sound very …
both described a low hum
High pitch hum 24/7 for about 2.5 years,I have used FFT which shows MXComponet, FFT Wavelet CONTEC,HASP, android BLE, RS232C, GPS, Pyschis toolbar acceleromator Max Range 4.00 total G force…
both described a low hum
A constant low very penetrating low hum. It sings a little. Like a steamer coming from afar. I already have tinnitus with treble, but this sound is much worse and more penetrating. Yes, I d…
both described a low hum
Hum, deep. Mostly only at night. Not always present. The hum or pulse does not have a discernible pattern. Sometimes short rolling, but steady pulse with longer extended steady sessions . So…
both described a low hum
This is not an internal phenomenon. I hear it inside the house, outside the house, I have driven several miles from my home and heard it when I am still and the area is quiet. It sounds lik…
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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.