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  1. Cable Shielding Types & When to Use Them

    by
    AizaKhan
    , 06-11-2020 at 10:14 AM (ReadME)
    The purpose of cable shielding is to create a barrier in order to protect the cable from any external interferences like EMI or electrical interference, and to prevent the cable signals from interfering with the surrounding cables.
    The use of shielded cables is becoming more common, even though they are not required in all environments. At start, shielded cables were only applied in the installations in spaces with high concentration of electrical equipment and projects with secure communications applications. ...
  2. Old Fashion Phonebooks

    by
    aepple
    , 05-24-2010 at 06:07 AM
    Ok... who still uses phonebooks, who still flips the pages looking for last names in alphabetical order.

    I can't remember the last time i looked in a phone book for information... yes the INTERNET took over.

    I remember a time when i looked in a phonebook for everything... now i just speak-it into my cell phone.

    I guess the tree huggers a happy.

    >>>
    Only about one of every nine households uses the hard-copy listings anymore, ...