this post was submitted on 22 Nov 2023
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[–] [email protected] 8 points 2 years ago

We’re gonna need a banana for scale

[–] [email protected] 6 points 2 years ago* (last edited 2 years ago) (3 children)

Runs at 15,00000 rpm and produces the same db as a lawnmower

[–] [email protected] 5 points 2 years ago

It has 14000 times less airflow than a noctua fan iirc. link on mouser

[–] [email protected] 3 points 2 years ago

And at such a high pitch you could've sworn it would be beyond the range you can hear but nope, there it is, piercing your eardrums

[–] [email protected] 1 points 2 years ago (1 children)

According to the data sheet, it has 17400RPM, which is 290RPS, times 11 fan blades (if I counted correctly), so it would probably run with a 3190Hz sound. The noise is actually not that loud, given as 25dB(A) at 30cm.

While it is not overly loud, a proper case design that alleviates the annoying frequency by filtering it would be a good idea.

[–] [email protected] 1 points 2 years ago (1 children)

That's close to the frequency we perceive as the loudest, so adding ~5dB would be fair. See https://en.wikipedia.org/wiki/Equal-loudness_contour It's also a very anoying frequency.

[–] [email protected] 1 points 2 years ago

Well, it more depends on the overall spectrum - and a good sound designer. I've seen miracles done with air vents filtering out frequency ranges, but that's some voodoo level stuff in my eyes.

[–] [email protected] 6 points 2 years ago

Holy shit those fingers are gigantic

[–] [email protected] 4 points 2 years ago* (last edited 2 years ago)

"yeah I have like 10 case fans"
^ the case fans

[–] [email protected] 4 points 2 years ago

10/10, would wear on a necklace/earrings.

[–] [email protected] 3 points 2 years ago

(for nano ITX builds)

[–] [email protected] 2 points 2 years ago

A fan for 🐜🐜🐜

[–] [email protected] 2 points 2 years ago
[–] [email protected] 2 points 2 years ago* (last edited 2 years ago)

Aww, look at you! Who can blow like the big fans? Who can blow like the big fans?

[–] [email protected] 1 points 2 years ago

How can I get these fans?