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Apparently tornados generate 1 to 10 Hz infrasound that can be detected 60 miles away. https://www.bbc.com/future/article/20231212-the-sound-that-warns-a-tornado-is-coming

Ambisonics is a noncommercialized 3D surround system, quite a bit different from Atmos. https://en.m.wikipedia.org/wiki/Ambisonics Interesting stuff.

Not really an audio topic, but I found it interesting. https://arstechnica.com/cars/2023/12/concorde-engine-sells-on-ebay-may-end-up-as-bits-of-furniture/ I can imagine somebody mounting this to a vehicle to re-create the apocryphal and infamous urban legend of an automobile flight in the...

I found music I published 20+ years ago on the Internet Archive. Plus I just turned 69... Not that old (if you're a tree! :) ) https://archive.org/details/iuma-tangent2/Tangent2_-_Circus_of_Light.mp3 Kind of hearing your music being played at the supermart.

This is a lengthy multi-part article that goes through lots of info on surround, both for consumers and for content producers. It's quite old, about 20 years, but I learned a lot from it nonetheless. https://www.soundonsound.com/techniques/surround-sound-explained-part-1

A week or two ago we were visiting friends and I saw a subwoofer sitting out by their drive in the snow. I asked about it and was told it made awful noises. I "adopted" it and brought it home, and found out the foam surround was falling apart. I found this kit on amazon...

There is often an emphasis in forum discussions on having it "sound like the perforrmer is in the room". Has anybody considered hiring a performer or small ensemble to sit in their living room and do an acoustic (unamplified) show? Because, truth be told, that's the only way you'll ever truly...

I've been thinking about how to test outboard effects boxes. I haven't worked out comprehensive methods for everything. But I'll start with this. Dynamics processors (gates, compressors, expanders) There are a few relevant items for a functional test (not getting into Zin, Zout, noise floor or...

I realize the fundamental thrust of ASR is hifi gear. But it might prove interesting to measure pro gear (mixers, interfaces, FX units, etc.) Speakers already are accounted for in the speaker reviews forum. And many of the lower end 'prosumer' gear types already show up in various threads...