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Old 7th March 2021, 09:26 PM   #21
planet10 is offline planet10  Canada
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Yes.

dave
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Old 7th March 2021, 10:44 PM   #22
AllenB is offline AllenB  Australia
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True, but funny. If I place two empty beer bottles right next to each other while listening it can take a moment to realise that I don't actually have a ringing in my ears
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Old 7th March 2021, 10:47 PM   #23
adason is offline adason  United States
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Quote:
Originally Posted by planet10 View Post
Yes.

dave
good, i am ok then
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Old 18th March 2021, 02:28 PM   #24
Rock Ball is offline Rock Ball  United States
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Quote:
Originally Posted by bradleypnw View Post
Hecka meta

"metadiffusers whose thickness are 1/46 to 1/20 times the design wavelength, i.e., between about a twentieth and a tenth of the thickness of traditional designs. Finally, a broadband metadiffuser panel of 3 cm thick was designed using optimization methods for frequencies ranging from 250 Hz to 2 kHz."

Metadiffusers: Deep-subwavelength sound diffusers
I saw this a few years ago and was expecting to eventually see some products on the market with this technology. I haven't heard of any products yet or seen any DIY projects on this.

I was glad to see someone bringing it up here.
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