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fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 15 days ago

Feeling that groove

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Feeling that groove

mander.xyz

fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 15 days ago
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  • Denjin@feddit.uk
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    15 days ago

    It’s actually quite straight forward. Inside the record player there’s a small group of highly trained goblins. They watch the needle move side to side and they perfectly recreate the music using their tiny instruments.

    Simple.

    • I_Fart_Glitter@lemmy.world
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      15 days ago

      Ah, very similar to the camera (iconograph) filled with fast painting imps.

      https://wiki.lspace.org/Iconograph

      • Denjin@feddit.uk
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        15 days ago

        That may or may not have been my inspiration

    • fartographer@lemmy.world
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      14 days ago

      I got the knockoff version that had an understaffed team of mostly complacent fairies using thrift shop keyboards. I tried playing Hocus Pocus by Focus and they burned down my house and flew off with my neighbor’s cat.

      • [object Object]@lemmy.world
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        14 days ago

        It’s because you played the boring album version, instead of the one and only 1973 live version.

    • then_three_more@lemmy.world
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      15 days ago

      GNU Sir Terry

      • Dasus@lemmy.world
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        13 days ago

        A man is not dead while his name is still spoken.

        Death can’t have him.

        http://gnuterrypratchett.com/

    • SanctimoniousApe@lemmings.world
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      15 days ago

      I heard their team-building theme song was Madonna’s Into the Groove.

    • ChicoSuave@lemmy.world
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      15 days ago

      It’s so simple

  • nialv7@lemmy.world
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    14 days ago

    Well sound is just wiggly air. You put the air wiggle onto the disk so later you can use the disk wiggle to make air wiggle.

    • petrol_sniff_king@lemmy.blahaj.zone
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      14 days ago

      He said never. That’s an order.

  • Rhaedas@fedia.io
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    15 days ago

    Technology Connections](https://www.youtube.com/watch?v=3DdUvoc7tJ4)

    The video explains how a single needle can play stereo sound, but in doing so explains how the basic idea works before going into the incredible design to do two channels.

    • F/15/Cali@threads.net@sh.itjust.works
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      15 days ago

      Link is borked because of the ! at the beginning. It’s trying to pull a picture that doesn’t exist

      • m-p{3}@lemmy.ca
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        15 days ago

        As a general FYI, you can make a clickable YouTube thumbail like this

        [![](https://img.youtube.com/vi/3DdUvoc7tJ4/mqdefault.jpg)](https://www.youtube.com/watch?v=3DdUvoc7tJ4)
        

        Just replace the videoID in the thumbnail and URL.

        • Rhaedas@fedia.io
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          14 days ago

          I tried to duplicate what you have (which works in your example) but it broke it badly, so I left it. One day all the Fediverse will be universal in how it works.

          • Kilgore Trout@feddit.it
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            13 days ago

            This is about Markdown, not Fediverse.

            • Rhaedas@fedia.io
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              13 days ago

              Some software clients parsing the Fediverse protocol treat some special markdowns differently. It’s gotten better as new versions are updated to recognize more, but it’s still a thing.

    • freebee@sh.itjust.works
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      14 days ago

      That was very informative, thanks!

  • That Weird Vegan she/her@lemmy.blahaj.zone
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    14 days ago

    Anything sufficiently advanced is indistinguishable from magic.

    I’m convinced this is magic.

    • RizzRustbolt@lemmy.world
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      14 days ago

      It’s only weird once electrons get involved.

      • 🍉 Albert 🍉@lemmy.world
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        14 days ago

        things get weirder when your get rid of those electron bois

    • prole@lemmy.blahaj.zone
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      14 days ago

      I agree, I’m still amazed that this shit works as well as it does.

    • TankovayaDiviziya@lemmy.world
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      14 days ago

      Add quantum science to the list.

      • That Weird Vegan she/her@lemmy.blahaj.zone
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        14 days ago

        I’ve watched some yt videos about quantum mechanics. I am FAR too dumb to understand even a few words of what they were talking about lol

        • ameancow@lemmy.world
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          14 days ago

          Quantum mechanics are the dreams that stuff is made of.

          • the_mighty_kracken@lemmy.world
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            14 days ago

            That’s Gold, Jerry!

        • da_cow (she/her)@feddit.org
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          14 days ago

          Tat’s the neat part about it. Scientists dont understand it either.

          How computers work is also some form of witchcraft. Even tho I understand the principles behind it, it still is literally magic that we get computers to execute stuff.

          • mech@feddit.org
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            13 days ago

            Computers run on magical smoke.
            Proof: When the smoke comes out, the computer doesn’t work anymore.

            • da_cow (she/her)@feddit.org
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              13 days ago

              That’s how basically all electronics work

          • Malfeasant@lemmy.world
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            14 days ago

            Computers are easy, they just do math really really fast. The weird part is how useful math is.

            • downvote_hunter@midwest.social
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              14 days ago

              Ah well except it’s really rocks being excited enough to do math.

        • Zerush@lemmy.ml
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          14 days ago

          Nobody understand Quantum mechanics, scientifics only know what it do, but not how.

  • Tylerdurdon@lemmy.world
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    How about this one to blow your mind further:

    This urn from 1552.

    Because of how it was made, they could play back the sounds around the potter who fabricated it.

    I thought they had done the same with some Roman parchment, but all I can find are links to stories on that one.

    • stardom8048@lemmy.world
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      14 days ago

      Interesting, but I think this is largely discredited from the brief research I did?

      https://en.wikipedia.org/wiki/Archaeoacoustics#Discredited_theories

      Cool idea nonetheless.

      • fistac0rpse@fedia.io
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        14 days ago

        Doesn’t really discredit it based on that, but thanks for the article

    • ramenshaman@lemmy.world
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      14 days ago

      Holy crap that’s wild

    • realitista@lemmus.org
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      14 days ago

      What the hell are the sounds supposed to be?

      • FuglyDuck@lemmy.world
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        14 days ago

        Someone playing a recorder or flute like instrument?

        Or some one was being tortured.

      • tamal3@lemmy.world
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        14 days ago

        The description says it’s a violin

  • Guy Ingonito@reddthat.com
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    13 days ago

    What’s crazy to me is that this technology was used for only a few dozen years before it was replaced and for thousands of years beforehand there was nothing like it

    • percent@infosec.pub
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      It’s also interesting that it has made somewhat of a comeback after some newer technologies have faded away

  • JimVanDeventer@lemmy.world
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    14 days ago

    Sound is vibration. A record is a vibration frozen in place.

    • 🍉 Albert 🍉@lemmy.world
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      14 days ago

      yhea, i can bs, those vynils are usually at room temperature

  • Agent641@lemmy.world
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    14 days ago

    A cello is just a bit of wood with some stringy Bois, but it sounds like heaven and hell and everything in-between when played right.

  • fubarx@lemmy.world
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    15 days ago

    • Agent641@lemmy.world
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      14 days ago

      Calvins’ dads’ explanations were very influential to my shitposting career

  • Bluewing@lemmy.world
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    14 days ago

    It’s 4:30am and thanks to this thread I’m listening to Dave Brubeck on vinyl…

    • BoosBeau@lemmy.world
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      14 days ago

      Just count to five and you’ll be alright

      • Bluewing@lemmy.world
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        14 days ago

        No, it’s better to count 1,2,3,4 - 1,2,3 to keep the beat. (I’ve preformed Take 5 with a Jazz band).

    • fossilesque@mander.xyzOPM
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      It’s for science.

  • ChaoticNeutralCzech@feddit.org
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    Records are very easy to understand. Even without a microscope, you can see periodic patterns on test vinyls with beeps. And sound being periodic motion is also obvious from string and percussive instruments.

    You can even see tracks starting and ending on pressed CDs under the right lighting with your own eyes. I wonder, is the encoding of silence (approx. 2 seconds) really that different or does the density of grooves or pit/land pattern intentionally differ to help the player seek there faster? I know that uncompressed audio naturally results in a repeated pattern when silence is encoded but given the 8-to-14 modulation and other error correctiion techniques, I find it hard to believe it would result in significantly different density unless they specifically added a special mode just for encoding silence that makes the track brighter-colored for easier coarse seeking.

    • Madison420@lemmy.world
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      14 days ago

      Theres a graphic somewhere I’ll try to find that shows a bird call as a sound wave then a picture of record topography of the same call that makes it fairly obvious.

      Gramophones are also fairly illustrative given that the needle directly acts on a diaphragm that is directly connected to a bell shaped horn.

      • ABetterTomorrow@sh.itjust.works
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        14 days ago

        Would love to see that

    • CookieOfFortune@lemmy.world
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      14 days ago

      Long runs of no changes is generally undesirable because it makes it harder to know where the reader is. So you’d want some type of coding to make sure you see changes occasionally regardless of where you are. For CDs, it seems like each byte is converted into 14 bits, where the longest run of zeroes is 10.

      • ChaoticNeutralCzech@feddit.org
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        I know, among other things there is a time code inserted very frequently between audio data, without which seeking would not be possible at all. However, the audio uses over 90 % of the data so it’s largely responsible for the overall appearance of the track.

        • CookieOfFortune@lemmy.world
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          It doesn’t seem like there’s a pseudorandom coding applied, so repeated patterns should show up visibly. I’ve never really examined it myself though.

          • ChaoticNeutralCzech@feddit.org
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            14 days ago

            Welp, I remembered this post and it’s most likely valid CD-audio, just with awful noise.

            • CookieOfFortune@lemmy.world
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              14 days ago

              Cool! Good to know this software is out there.

  • SreudianFlip@sh.itjust.works
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    14 days ago

    Consider this: every record I play has a faint recording of the room, every time it has been played, since no turntable or cartridge is perfectly isolated, and, being diamond rubbing against vinyl, will leave some trace of the room sound behind.

  • Gaja0@lemmy.zip
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    It’s really simple.

    Sound is air vibrations at different strengths (volume) and frequencies (pitch). Taller waves are loud. Thinner waves are higher pitched. The math looks like this:

    Volume * sin( Pitch * time)

    Generally, low pitch sounds are louder and easier to see in a sound wave. A kick is really easy to spot. The rest of the weird janky movement of the sound wave is like a bunch of these equations added up to create the sound… generally.

    The trick to understanding sound is that it’s a difference over time. The change in pressure is registered by your brain. A record player is literally just the physical transcription of this math and the speaker is just oscillating back and forth to reproduce the sound.

    Okay maybe it’s not super simple, but I hope this helps.

    • potoooooooo ☑️@lemmy.world
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      14 days ago

      tl;dr: magic

  • RaoulDuke85@piefed.social
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    15 days ago

    Digital music is just 1s and 0s.

    • Jackusflackus@lemmy.world
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      15 days ago

      Digital jazz man!

      • RaoulDuke85@piefed.social
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        14 days ago

        It be what it be.

    • SanctimoniousApe@lemmings.world
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      Aww, c’mon - some digital music surely deserves a better rating than that!

      • BootLoop@sh.itjust.works
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        15 days ago

        Some is 10/10

        • SanctimoniousApe@lemmings.world
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          15 days ago

          I still only see two ratings.

          • u/lukmly013 💾 (lemmy.sdf.org)@lemmy.sdf.org
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            Yeah, 10/10 or 01/10 which is 2/2 and 1/2 in decimal respectively.

    • ramenshaman@lemmy.world
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      And it must be converted to analog before it goes to a speaker

  • NaibofTabr@infosec.pub
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    15 days ago

    It’s vibes man.

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