CD Stoplight (green pen)

Discussion in 'Hi-Fi and General Audio' started by I-S, Oct 24, 2003.

  1. I-S

    tones compulsive cantater

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    But only when used in conjunction with a Xerox machine.
     
    tones, Jun 9, 2004
    #41
  2. I-S

    penance Arrogant Cock

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    printer/copier cleaning fluid i believe.
     
    penance, Jun 9, 2004
    #42
  3. I-S

    Robbo

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    Oh well. At least it'll stop us having any more green pen arguments!

    the xerox fluid is an antistatic fluid that works in the same way as RA Relees.
     
    Robbo, Jun 9, 2004
    #43
  4. I-S

    bottleneck talks a load of rubbish

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    anyone too heartbroken can have mine for p&p only.

    I just use it as a marker pen to write on cardboard boxes.
     
    bottleneck, Jun 9, 2004
    #44
  5. I-S

    michaelab desafinado

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    Ditto - I've stopped using mine. The pen should have at least 70-80 CDs worth of ink left in it.

    Michael.
     
    michaelab, Jun 9, 2004
    #45
  6. I-S

    HenryT

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    Hi Chris & Michael,

    If you guys haven't had any offers re your green pens yet you I'll bite.

    PM your details and we'll sort something out. :)
     
    HenryT, Jun 10, 2004
    #46
  7. I-S

    michaelab desafinado

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    You have PM :)

    Michael.
     
    michaelab, Jun 10, 2004
    #47
  8. I-S

    stebbo

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    Ah yes,more nonesense and bogus theories that deals with green
    pens, laser light absorption, and scatter reduction. This appears to repeat itself every couple of months

    There is not a SINGLE CD player that uses a red laser diode Mr Penance. If the did they would be violating the Red (no pun intended) Book specifications, not to mention that theywould not work. What you are seeing is red shifting of the infrared beam (wavelength 780-800nm)by looking off-axis through the antireflection coating on the lens.
    These coatings are designed for normal incidence and tend to show funny colors when viewed off-axis.


    It has NEVER been shown that green ink absorbs light at 790 nm (the typical wavelength of semiconductor lasers used in CD players).

    It has NEVER been shown that there is even any light that makes it to the edge of the disc in the first place. In fact the only physical mechanism by which that would be possible is through total internal reflection that would require a pretty precise incident angle.

    It has NEVER been shown that any light that somehow makes it to the edge of the disc (and is not "absorbed" by the magic green ink) will find its way back to the detector to have any effect whatsoever. If stray lightaffected the laser pick-up system then CD players would sound better in the dark. This is actually an easy experiment to do: Get a really bright light and shine it on your spinning disc.
    Do you hear a difference? I don't think so.

    Any claims to the contrary are just that: claims that are unsupported by any scientific evidence or even simple experimentation. But that never appears to bother any of the snake oil brigade.


    Here is a lovely post on another forum re cables which can be changed quite easily for this topic


    Cable Neurosis

    A compensatory displacement mechanism related to a loss of tone controls. May also be symptomatic of a free-floating anxiety that "everything should be better than it is".

    Many sufferers may also have experienced the loss of a turntable, which enabled comforting tweaking behaviours.

    Persons suffering from this condition are almost exclusively male. General age of onset: late adolescence / early adult.

    Medical treatment is not indicated. ECT, in particular, is contraindicated because the sufferer may develop an obsessive interest in the apparatus.

    Cable Neurosis is essentially a developmental disorder. Signs and symptoms generally abate by mid/late middle age

    [
     
    stebbo, Jun 10, 2004
    #48
  9. I-S

    penance Arrogant Cock

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    good god your boring

    If you dont believe in it, dont buy it.
    if your to narrow minded to accept some things work without being explainable, stop going on about it


    get a life or get lost Mr Stebo
     
    Last edited by a moderator: Jun 10, 2004
    penance, Jun 10, 2004
    #49
  10. I-S

    stebbo

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    I think it is you who needs to get a life.
     
    stebbo, Jun 10, 2004
    #50
  11. I-S

    penance Arrogant Cock

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    I wont continue to discuss it with you as you realy are not worth the bother, way to boring and anal.
    Suffice to say, your response is obviously designed to get a raise from the open minded, incase you havent noticed we seem to have a rather nice co-existance of believers/non-believers now. If you cant conform to that principle maybe you could stay away or refrain from posting inane baiting troll remarks.
     
    penance, Jun 10, 2004
    #51
  12. I-S

    liamjf

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    Chris, you still got that pen?
    I could be a tweak beliver, then again it might be all bollocks, I'll maybe just wait and see what evryone else thinks ;) :D

    Cheers, Liam.
     
    liamjf, Jun 10, 2004
    #52
  13. I-S

    The Devil IHTFP

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    It's all bollocks, I'm afraid.
     
    The Devil, Jun 10, 2004
    #53
  14. I-S

    penance Arrogant Cock

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    James,
    Ive not heard your system so i couldnt possibly comment;)
     
    penance, Jun 10, 2004
    #54
  15. I-S

    The Devil IHTFP

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    Don't worry - you don't need to. The internet gurus hath spake.
     
    The Devil, Jun 10, 2004
    #55
  16. I-S

    julian2002 Muper Soderator

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    liam,
    it's worth a try. i've heard green pens work wonders for some cd's in some systems and do nothing for other cd's in the same system (or different systems to confuse the issue even more) if ever there was something you should try in your own system this is it. for the price of p'n'p it's not really going to break the bank is it?

    cheers


    julian
     
    julian2002, Jun 10, 2004
    #56
  17. I-S

    The Devil IHTFP

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    Hi julian,

    Some people are very suggestible, and as such make good substrate for seances, hypnotists, green pens and the like.
     
    The Devil, Jun 10, 2004
    #57
  18. I-S

    julian2002 Muper Soderator

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    anything you say....
    cheers


    julian
     
    julian2002, Jun 10, 2004
    #58
  19. I-S

    Robbo

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    I thought the fact that the pen is going out of production would stop people arguing about it. Oh well, wishful thinking.
     
    Robbo, Jun 10, 2004
    #59
  20. I-S

    penance Arrogant Cock

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    Im not arguing, not tried one, but i do keep an open mind:)
     
    penance, Jun 10, 2004
    #60
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