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  1. I am running out of storage space.I have a bookcase that is located next to one of my home theatre speakers and a computer speaker.I was wondering if I put dvd's in this bookcase if the speakers will in some way make my disks not work.Thank you.
    :-)
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  2. Only in that you'll have to take them off the shelf, out of the case and then put one in your DVD player the right way up.

    This is a joke, right ?
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  3. Member yoda313's Avatar
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    Hello,
    My first quesiton is: Are the speakers magnetically sealed? If your tv doesn't go wild when you have the speakers on it is. In that case I would GUESS that it should be ok.

    I have left dvds near speakers without problems. I haven't done for a long duration however.

    One suggestion would be to rearrange your furniture if at all possible. Move some endtable out of the way or put your dvd stack behind a couch. Be creative

    Sorry I don't have a definitive answer but keep trying.
    Kevin
    Donatello - The Shredder? Michelangelo - Maybe all that hardware is for making coleslaw?
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  4. DVD's are not magnetic media so you can store them anywhere as long as this is within the Temp range specified on most branded media. If you keep them in their boxes of course to stop scratches.
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    how would magnetism affect plastic and dye?
    member since 1843
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  6. Member yoda313's Avatar
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    Hello,
    tim6661234-DVD's are not magnetic media so you can store them anywhere as long as this is within the Temp range
    Good point, forgot about that . Just remember to keep them out of direct contact of a heater vent.
    Kevin
    Donatello - The Shredder? Michelangelo - Maybe all that hardware is for making coleslaw?
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  7. speakers are fine. although you would be amazed what a few small drops of coke and a few days will do to the label side
    drink up....the world's about to end
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  8. "Only in that you'll have to take them off the shelf, out of the case and then put one in your DVD player the right way up.

    This is a joke, right ?"
    No it is not a joke and thanks for your help.
    Seriously though to the others,thank you.I am a paranoid person and just didn't know.
    :-)
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  9. I still think you're having us on...
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  10. Member 888888's Avatar
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    Originally Posted by emperor5
    I am running out of storage space.I have a bookcase that is located next to one of my home theatre speakers and a computer speaker.I was wondering if I put dvd's in this bookcase if the speakers will in some way make my disks not work.Thank you.
    This is a good post and all of you naysayers should relax, take a deep breath, and tell him why his question is so unusual. If you answer in an intelligent manner, he will be the one who looks stupid if this was a "joke question".

    I have finally found a forum members as paranoid and obcessive as I am. And why not, when there are many important, and often irreplacable DVDRs at stake.

    Anyway, tapes used to get ruined by some speakers and equipment. I have never heard of optical media getting ruined like that and I don't see how it would. I would never keep my precious DVD-Rs on a speaker but if it is necessary, I don't think there is a danger.
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  11. Aren't DVD-RW's made of some kind of metal particle dye mixture or something? I wonder if they might be affected by a strong magnetic field...
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  12. Member Gillies's Avatar
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    emporer5. are u one of those ppl who believes if u press the wrong button combination on ur equipment, it will execute the AUTO-DESTRUCT sequence? :P i'v got friends like that. i dont understand the thought process. but seriously ur discs r fine.
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  13. "emporer5. are u one of those ppl who believes if u press the wrong button combination on ur equipment, it will execute the AUTO-DESTRUCT sequence? i'v got friends like that. i dont understand the thought process. but seriously ur discs r fine. "
    No I am not that paranoid.Just curious because like 888888 said I heard of speakers and magnetic fields destroying tapes.I was just curious as to if it would do the same to dvd.Again it will not be on a speaker just stored in a bookcase near speakers.Thanks all.
    :-)
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  14. Member chicola's Avatar
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    DVDs:

    Sensitive to scratches...

    DVD R and RWs:

    It's a optical/thermal process. Not a magnetic one.

    It's sensitive to temperature and light, not magnetic sources.
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  15. Video Restorer lordsmurf's Avatar
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    Originally Posted by gshelley61
    Aren't DVD-RW's made of some kind of metal particle dye mixture or something? I wonder if they might be affected by a strong magnetic field...
    Phase change material.
    Want my help? Ask here! (not via PM!)
    FAQs: Best Blank DiscsBest TBCsBest VCRs for captureRestore VHS
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  16. Master of Time & Space Capmaster's Avatar
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    It's not that silly of a question to someone who is starting out in the hobby. It may not be obvious to some folks that a DVD uses a dye instead of a magnetic metal oxide. Getting into the habit of keeping floppies away from speakers is a good habit. By asking the question here, he now knows that there is no danger from magnetic fields

    He was just being careful not to damage his DVDs. He's being safe. I say, give him a break
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  17. Just be careful about storing them ON the speakers. If you don't pay attention, the vibrations will send your stack of DVDs to the floor. That could easily damage them if they come out of the case.


    Darryl
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    To 888888 and emperor5
    Look out for bogus products sold to paranoid people, like special (expensive)
    magic markers to write on CD & DVD.

    Many posters here joke about "stupid" people who use ordinary
    markers, of course the joke is on them and their ignorance.

    To go with those 'special' markers are rubber rings to put on the
    edge of your CD. They act as a flywheel to steady the rotational
    speed of the CD, thus less read error.

    The black rings cost more since the 'special' light absorbing dye
    prevents read error caused by the light comming in from the disc's edge.

    All these products were/are being sold at one time or another.
    Although these products are funny to me, it's no joke that they
    are all bogus.
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  19. Member 888888's Avatar
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    Originally Posted by zleepy
    To 888888 and emperor5
    Look out for bogus products sold to paranoid people, like special (expensive)
    magic markers to write on CD & DVD.

    Many posters here joke about "stupid" people who use ordinary
    markers, of course the joke is on them and their ignorance.

    To go with those 'special' markers are rubber rings to put on the
    edge of your CD. They act as a flywheel to steady the rotational
    speed of the CD, thus less read error.

    The black rings cost more since the 'special' light absorbing dye
    prevents read error caused by the light comming in from the disc's edge.

    All these products were/are being sold at one time or another.
    Although these products are funny to me, it's no joke that they
    are all bogus.
    I use Inland and Maxell water based CD markers on my DVDRs. I don't believe I have been scammed. Sharpies are alcohol based and even though most people (me included) have never seen them "eat away" CDRs and DVDRs, I feel it is better to be safe then sorry. I have never heard about these "black rings" but it sounds like they could do more harm than good.
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  20. Member
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    All the products go back more than a decade when we didn't
    have a mouse to surf the web.

    The chemicals in the marker was just a joke among the scientific
    types (pre mouse surfers), that grew into an urban legend.
    The is joke on us now, because we can't argue with the world.

    Alcohol and all other liquids evaporate almost instantly, so the ink
    doesn't get smeared.
    Skin excretions evaporate slowly and etches finger prints on plastic, metal, etal.
    Wash the ink away after 10 years and guess what?

    PS: I've used most kinds of markers for a decade CDs.
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  21. Member
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    BTW I use rubbing alcohol to clean pulbic library's CDs & DVDs
    that are covered with greasy crud.

    Run a test. You most likely have rubbing alcohol, let it sit on a coaster
    for a second or half a minute. In fact clean the disc with it by rubbing it

    Not all plastics are soluble in alcohol. Mostly petroleum based plastics
    are the soluble ones. If you take apart a standard marker, the ink is
    contained in plastics.
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  22. Greetings Supreme2k's Avatar
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    You are paranoid. Seek help of the chemical kind.
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  23. how about hard disks then, my comp stands in the middle of 2 big 100W speakers, never had a problem with a HD but I was just wondering maybe long term, couple of years?
    Also I know a CRT monitor goes crazy if placed next to an unshielded speaker, how about a TFT? Anyone had any experience with this?
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  24. LCD screens (and plasma for that matter) are not affected by magnetic fields. CRT's use magnetic fields to control the path of a beam of electrons and therefore the picture can be distorted by an external magnetic field. However LCD/plasma use a "grid" system of wires to activate/deactive specific pixels.
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  25. Member 888888's Avatar
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    Originally Posted by raffie
    how about hard disks then, my comp stands in the middle of 2 big 100W speakers, never had a problem with a HD but I was just wondering maybe long term, couple of years?
    Also I know a CRT monitor goes crazy if placed next to an unshielded speaker, how about a TFT? Anyone had any experience with this?
    I remember reading about using a Degausser to erase hard drives, so I think they are affected by very high magnetism. I always thought they were shielded. I don't think big audio speakers could do anything.
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    Originally Posted by raffie
    how about hard disks then, my comp stands in the middle of 2 big 100W speakers
    Depends on what kind of music you listen to. Most RAP will wipe out your drive in no time, as will Celene Dion.
    I don't have a bad attitude...
    Life has a bad attitude!
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  27. Originally Posted by leebo
    Originally Posted by raffie
    how about hard disks then, my comp stands in the middle of 2 big 100W speakers
    Depends on what kind of music you listen to. Most RAP will wipe out your drive in no time, as will Celene Dion.
    damn, guess I'll have to throw my entire Celine collection out the window
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  28. Member
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    Anybody ever play with positioner magnets from a disk drive ?
    They are INSIDE the drive. Takes a crowbar to get 'em off a
    refrigerator. Then there's the spindle motor ..
    I wouldn't worry too much about speakers around a disk drive.
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  29. Master of Time & Space Capmaster's Avatar
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    Originally Posted by FOO
    Anybody ever play with positioner magnets from a disk drive ?
    They are INSIDE the drive. Takes a crowbar to get 'em off a
    refrigerator. Then there's the spindle motor ..
    I wouldn't worry too much about speakers around a disk drive.
    The newer drives use voice-coil type head positioners and not PM types. The spindle motor is another matter. Those do have PMs.

    The flux from a speaker is unlikely to hurt a hard disk since they sit in a gasketed steel faraday cage. Still, I wouldn't want to tempt fate by leaving it on a speaker
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  30. Member
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    Originally Posted by Capmaster
    Originally Posted by FOO
    Anybody ever play with positioner magnets from a disk drive ?
    They are INSIDE the drive. Takes a crowbar to get 'em off a
    refrigerator.
    The newer drives use voice-coil type head positioners and not PM types. The spindle motor is another matter. Those do have PMs.
    Uh Cap, time for you to take a refresher look inside a hard drive.. A voice coil doesn't move without an external field to move in, there is a pair of NIB magnets in there too. They aren't going to waste primary power for a field coil, and NIB magnets are light for strength anyway.

    Junk a few 5 1/4" full height Seagates from the late 80's and early 90's and you'll also find it's not that much of a 'new' thing. But a modern drive's NIB's are much stronger.

    Alan
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