How Perpendicular Recording Works

[nextpage title=”Introduction”]The majority of hard disk drives found on the market today use a recording technology called longitudinal, where bits are stored side by side on the magnetic surface. This recording technique has been used since the first...

Solving Problems in Windows XP File System

[nextpage title=”Introduction”] Last week something strange it happened to me — the BLUE SCREEN OF DEATH! When the operating system – Windows XP – was being loaded, surprise: a weird blue screen appeared with the following error message: STOP...

Sempron vs. Celeron D

[nextpage title=”Introduction”]Those who have been following the processor market for some time know the rivalry between Intel and AMD, to see who develops the fastest processor. For you to have a clearer idea of how this competition works, first you need...

AGP Bus Tutorial

[nextpage title=”Introduction”]Until the release of the AGP bus, video cards were installed in the PCI bus. The maximum theoretical transfer rate of the 32-bit PCI bus at 33 MHz was 133 MB/s, an insufficient rate for 3D applications (such as games, for...

Introduction to Optical Fibers

[nextpage title=”Introduction”]In 1952 physicist Narinder Singh Kapany, based on studies conducted by english physicist John Tyndall that the light could travel in curve inside a material (in Tyndall’s experiment this material was water),...