The Negative Impact of RFID

The Negative Impact of RFID      By Milton Kazmeyer, eHow Contributor  Radio frequency identification, or RFID, is a technology that uses tiny electronic tags to store and broadcast information. When exposed to a radio wave of the correct frequency, the tag broadcasts its information to the scanner, allowing...

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The Three Ways to Cloud Computer

The Three Ways to Cloud Computer This cloud computing video explains SaaS, PaaS and Iaas -- otherwise known as "software as a service", "platform as a service" and "infrastructure as a service". It is produced and presented by Christopher Barnatt, author of ExplainingComputers.com and "A Brief Guide to Cloud Computing" . ...

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How CDs made

How CDs made ? This is a simple video clarified some step of making a CD The Compact Disc, or CD for short, is an optical disc used to store digital data. It was originally developed to store and play back sound recordings only, but the format was later adapted for storage of data (CD-ROM), write-once audio and data storage (CD-R), rewritable media (CD-RW), Video Compact Discs...

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How the first transistor worked ?

How the first transistor worked ? Maybe we need to know How the first transistor worked ! Bill uses a replica of the point contact transistor built by Walter Brattain and John Bardeen at Bell Labs. On December 23, 1947 they used this device to amplify the output of a microphone and thus started the microelectronics revolution that changed the world. He describes in detail why a transistor works by highlighting...

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