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Accessories |
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Accessory is an add on feature adds that extra tinge of "value" that is required to draw one's attention to the central object. In case of a computer, an accessory would enhance the performance of the computer. The accessory functions as an added feature of a computer. A number of accessories are commonly associated with the commonly used personal computer such as a scanner, a printer, a web camera, a microphone, and other such peripheral components which makes the use of your personal computer all the more user friendly and better equipped to suit your purpose and requirement.
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How many times have you wished to modify or change the picture that you have taken on your camera for some special effects? Here is when the Scanner as an accessory related to your computer comes to your aid. A scanner analyses an image or an object and converts it into a digital image. The most common type of scanner that is used in office today is the flatbed scanner. The hand held scanner is another type of scanner. Both these two types of scanner use charge couple device (CCD) or Contact Image Sensor in order to convert images. For high speed document scanning a photomultiplier tube is used.
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There are different types of Scanners such as the Drum Scanner, the Flatbed Scanner, the Hand Scanner. The four common connections used by a scanner generally would include parallel, Small Computer System Interface, Universal Serial Bus, FireWire.
How many times have you craved to get a glimpse of your beloved who stays in a distant land? You get the opportunity of meeting him/her once in two years. So the web camera jumps to your aid in such a scenario where you can steal a glance of your beloved on your personal camera through the web camera.
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The same goes for a microphone if you are craving to hear his/her voice. The computer acts as a potent source of communication, breaking all geographical boundaries in the process with the help of the accessories, thus making the process of communication easier and simpler for you. A printer is another accessory tat is commonly used with a computer and it helps in printing text or illustrations on a paper. Printers generally fall into the following categories daisy-wheel, dot matrix, ink jet, laser, LCD & LED, line printer, thermal Pinter.
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