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Author Topic: How a computer works: The DVD Burner  (Read 953 times)


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How a computer works: The DVD Burner
« on: February 08, 2010, 04:53:59 PM »
To transfer data onto a blank DVD media in a way that is readable by the DVD player, the burner must record a digital pattern of reflective and non-reflective areas. To do this, a moving write laser has to alter the surface of the disc. Just like the read laser of a DVD player, the write laser follows the same spiral path. Pre-pressed grooves guide the laser along the outwardly path starting at the center of the disc. Even if it seems complicated, it is quite simple how the burner writes data to a blank disc. As the disc spins, a mechanism calibrates the rate of...

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