<![CDATA[hmm]]>hmm

I'm pretty sure I can hear when I turn a page on my e-reader. Like when the display refreshes or something

however, it is extremely quiet, quieter than most electrical hums around me

... why is my hearing like this

]]>https://board.circlewithadot.net/topic/5f10ce09-8260-4d9f-bf98-ee59489b40c2/hmmRSS for NodeFri, 05 Jun 2026 13:23:29 GMTSat, 16 May 2026 21:09:34 GMT60<![CDATA[Reply to hmm on Sat, 16 May 2026 21:29:06 GMT]]>@MiaWinter i now need to listen to my e-reader in a completely quiet environment and see if it does it too]]>https://board.circlewithadot.net/post/https://void.lgbt/objects/ca83f4c1-23fb-4f85-8822-a93e2dbc69a8https://board.circlewithadot.net/post/https://void.lgbt/objects/ca83f4c1-23fb-4f85-8822-a93e2dbc69a8Sat, 16 May 2026 21:29:06 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:25:03 GMT]]>@MiaWinter I can't hear the noise since my high frequency hearing has declined over the years, but if I had to guess, I would suspect coil whine from the boost converter.

I believe e-paper displays use a "high" voltage pulse to do a full refresh.

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/Mayabotics/statuses/116586361894331481https://board.circlewithadot.net/post/https://tech.lgbt/users/Mayabotics/statuses/116586361894331481Sat, 16 May 2026 21:25:03 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:15:42 GMT]]>@desea yeah but this is... not what I expected to hear

it sounds like a scanner head, but tiny and fast

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586325097753650https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586325097753650Sat, 16 May 2026 21:15:42 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:14:55 GMT]]>@MiaWinter have you looked at how e-reader displays work? its very interesting, solid particles suspended in a liquid so makes sense theyre audible

]]>https://board.circlewithadot.net/post/https://snug.moe/notes/amceslsmqugocb82https://board.circlewithadot.net/post/https://snug.moe/notes/amceslsmqugocb82Sat, 16 May 2026 21:14:55 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:14:11 GMT]]>yeah damn you need headphone to have even a chance to hear it

my speakers can't do it

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586319144933562https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586319144933562Sat, 16 May 2026 21:14:11 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:13:49 GMT]]>@MiaWinter the coils must whine! of something

]]>https://board.circlewithadot.net/post/https://mastodon.catgirl.cloud/ap/users/115768608960018230/statuses/116586317710704957https://board.circlewithadot.net/post/https://mastodon.catgirl.cloud/ap/users/115768608960018230/statuses/116586317710704957Sat, 16 May 2026 21:13:49 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:12:55 GMT]]>It is incredible quiet, but audible

I wonder what is making that noise

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586314182956875https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586314182956875Sat, 16 May 2026 21:12:55 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:11:09 GMT]]>oh wait when I put my ear right up against it it's relatively audible

huh

how the fuck did I hear that from a distance

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586307252579061https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586307252579061Sat, 16 May 2026 21:11:09 GMT<![CDATA[Reply to hmm on Sat, 16 May 2026 21:10:00 GMT]]>honestly one day I would want to sit in one of these -20dB chambers

just so I know what silence is like

]]>https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586302687833074https://board.circlewithadot.net/post/https://tech.lgbt/users/MiaWinter/statuses/116586302687833074Sat, 16 May 2026 21:10:00 GMT