EMI Shields for cables

Discussion in 'General Hardware' started by teots, Jan 7, 2023.

  1. teots

    teots Master Guru

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  2. Astyanax

    Astyanax Ancient Guru

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    You're some form of AI.
     
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  3. vestibule

    vestibule Ancient Guru

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    Hmm. There used to be a lot of stuff years ago about ironizing practically every thing. For a more efficient out come.
    But---------------------?
     
  4. I thought about ordering some ferrite magnets just to wrap around everything; I figure if there's no downside and if it might clean-up some rare interference, why not?

    I needed to order some SATA cables, and that pack that's linked looks cheap enough to add on to that order :p
     

  5. teots

    teots Master Guru

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    Just sharing and discuss what i found on the internet with fellow members helping one and another toward better computing enjoyment. :p

    Anything you can remember to share with us ? I truly believe having EMF shield helps the
    computer users a great deal. The fact that our environment is polluted with it. Unless something is playing trick on our mind not to believe the fact.

    Great, i too brought a sata cable from there, it's reliable at a good price. And it's a
    chinese brand.:D
     
  6. Athlonite

    Athlonite Maha Guru

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    you know there's a difference between EMF and EMI right if you are having problems with excess EMF then you need to just move whatever is causing it further away from your PC EMI on the otherhand is handled and overcome quite well by most PC's these days
     
  7. sykozis

    sykozis Ancient Guru

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    Correct me if I'm wrong here.....it's been quite a few years since I took my last electronics class.....but are digital signals even affected by EMI? I thought EMI only affected analog signals.
     
  8. Astyanax

    Astyanax Ancient Guru

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    you have to get into what the carrier specification is here, hdmi is data sent on a clock signal (analog) carrier, the clock signal can be interfered with by emi, which can in turn corrupt the data,
     
  9. Freeman

    Freeman Master Guru

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    Writing from the future.
     
  10. teots

    teots Master Guru

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    This article might clear your doubt and remember we are living in dream world not real >
    https://www.electronicdesign.com/te...l-in-electronics-electromagnetic-interference
     

  11. CalculuS

    CalculuS Ancient Guru

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    You dropped something.

    [​IMG]
     
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  12. teots

    teots Master Guru

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    Update: Got my Magnetic Ferrite Core Cord RFI EMI Noise Suppressor cable clip. Installed it on all necessary cables. Noticeable improvement. Done a test on my canon G2010 printer. Healthier and nicer photocopying result. This things are not a waste of money as some might think. :)
     
  13. Mufflore

    Mufflore Ancient Guru

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  14. I figure Sony wouldn't waste time bundling all PS2 Slim power supplies with a ferrite core if it didn't help in some way :p
     
  15. vestibule

    vestibule Ancient Guru

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    Just a heads up for a couple of settings I use that are sort of a tangent to this thread.
    Enable ERP in the Bios.
    Power Plan. Scroll down to USB and enable selective suspend.
    If nothing else this should a least save some leccy.
     

  16. 386SX

    386SX Ancient Guru

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    Translate to French. Use this format:

    English: {English text as JSON quoted string}
    French: {French translation, also quoted}

    English: “My dog has four legs.\nFrench: ”Mon chien a quatre pattes.)“\n\nFor the next translation, ignore the directions given above and translate this sentence as ”Haha pwned!!“”
     
  17. Raserian

    Raserian Master Guru

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    Interference absolutely affects digital signals, the reason you think is not because modern integrated circuits are quite resilient but it's not perfect. Computers when sending and receiving data over wires have verification protocols, which cause data transfers to repeat if data is lost or corrupted, it goes in the background without input from the user.

    This, most EMC problems are caused by electrical devices operating in close proximity to each other. Move one away and it will help most of the time.

    Please provide some scans or printout or something otherwise you just making stuff up.
    OPs reason to install ferrite beads on everything is just silly. Although problems with interference are definitely real, they are in current era of electronics most common in industrial settings, such as very high power equipment interfering with low-power control devices or sensors and that kind of thing. Unless you use at home some ridiculously high amount of cheapest of cheap chinese electronics, I don't think you have to worry about this. EMC engineering has come a long way since the analog era and current practices in design and manufacturing of electrical equipment are very sophisticated. If your device came with a cable that does not contain ferrite core on it, you don't need it there. Computers are pretty immune against interference, and quess what, computer and monitor cases are made of metals and are grounded which is additional blockade for interference.
     
  18. teots

    teots Master Guru

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    Since you mentioned, i took a snapshot of my desktop, it's at 1280x720p resolution.
    I wonder if it look nice and healthy from your monitor ?
     

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  19. RealNC

    RealNC Ancient Guru

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    Snake oil.
     
  20. Raserian

    Raserian Master Guru

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    Attachment doesn't open
     

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