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  2. red-dot-geek.com

    An input device feeds information into the computer, and output devices do the opposite; The computer feeds data into the output device instead, usually delivering the results of what the user wanted - For example, playing a sound on the speakers, or showing a video on the screen.
  3. red-dot-geek.com

    A pointing device that we use to move the cursor on the screen, the mouse buttons are used to interact with various on-screen elements. A standard mouse these days will usually come with at least 3 buttons (left, center, right) and a scroll wheel. Although there are some mouse designs with a lot more buttons, and more meant for the purpose of ...
  4. red-dot-geek.com

    The power cords of a computer comply with the IEC standards, which is the same as almost all of our other household appliances. Here are 3 of the common power plugs that you see in computers: IEC 60320 C13 &C14: The standard plug for desktop computers. Also known as the "kettle plug", because it looks just like the one we use for electrical ...
  5. red-dot-geek.com

    This is a "mutated mouse" that is a cross between a pen and a mouse. Favored by digital artists, the stylus mouse is about the size of a very fat brush, typically used for freehand drawing with computers. Yep, some of the higher-end stylus mice are even sensitive to touch pressure for emulating actual brush strokes on paper.
  6. red-dot-geek.com

    1) DISPLAY PORT (DP) A display port can be easily identified with the "single notched corner", and it is the common Joe at the time of writing. Take note that some mobile devices will come with a mini display port instead, but it works all the same in any case. Just get an appropriate "mini DP to DP cable" or "mini DP to HDMI cable".
  7. red-dot-geek.com

    Welcome to a guide and list of the different types of tablet computers. Once upon a time in the mid-2000s, smartphones suddenly became very popular and took the market by storm. It was also at this point in time that some smart geeks thought it would be a good idea to create an "oversized smartphone" using similar mobile technology.
  8. red-dot-geek.com

    There are probably hundreds of different devices and hardware components, but here are a few of the raw basics: Monitor: What you are looking at right now. Cathode-Ray Tube (CRT): Once upon a time, computer monitors are big, bulky, and can be used as training weights. CRT monitors are obsolete and rarely used now.
  9. red-dot-geek.com

    Welcome to a guide on the types of computer expansion cards. While many devices have taken on the more convenient USB forms these days, there are still some good expansion cards that we can add to a computer. ... PERIPHERAL COMPONENT INTERCONNECT (PCI) First developed by Intel in 1990, the PCI is a local bus for adding more hardware components ...
  10. red-dot-geek.com

    Cable modem: Smart monkeys soon realized that using the phone lines is not a great idea after all, and they moved to use the TV cables instead.It is a huge life savior without the Internet connection getting interrupted by calls, but technical limitations soon gave rise to the next generation of modems.
  11. red-dot-geek.com

    HOW IT WORKS. At the heart of the CRT monitor are a cathode ray tube at the rear end and a fluorescent screen at the front. The science geek-sounding cathode ray tube is essentially a vacuum tube with an electron gun, which through another science geek process called thermionic emission, generates a strong beam of electrons.

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