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    • Dielectric Grease

      Dielectric Grease

      Dielectric grease is a translucent substance used to seal electrical conductors in order to prevent dirt, dust, sand, and other foreign materials from sticking to the conductor and preventing it from transferring a current between the two contact points. Dielectric grease also blocks moisture, thereby preventing corrosion. How Dielectric Grease Works Dielectric grease is a

    • What is a Print Server?

      What is a Print Server?

      A print server is a computer or device that is connected to one or more printers and handles all of the processes for each printer. Any computer that is connected to a printer can be considered a print server. Print servers allow the user to have a central control center for all printers in use

    • What is a Hydrophone?

      What is a Hydrophone?

      A hydrophone is a type of microphone that is specifically designed to be used under water. Hydrophones depend on piezoelectric transducers to detect sound waves and other pressure waves coming from underwater vehicles, animals, and natural structures. Hydrophones were widely used in World War I, and II to detect U-boats (German submarines) and are still

    • How an Optical Mouse Works

      How an Optical Mouse Works

      Optical mice are the de facto standard for mice to communicate between the end user and the computer. The optical mouse is a great improvement of the mechanical mouse that was created in the early 1970s. Agilent Technologies introduced the Optical mouse in 1999. The technology uses a tiny camera that takes thousands of pictures

    • How Data is Stored in a Hard Disk

      How Data is Stored in a Hard Disk

      A key concept in data storage is that it is linear, logical, and systematic in nature. When someone ‘saves’ data to the hard disk, the disk will follow a logical system. A hard disk can be compared to a large, square piece of graphing paper composed of squares, a thousand long and a thousand wide.

    • Pointing Devices

      Pointing Devices

      A pointing device is any piece of hardware that is used to allow a user to input spatial data to a computer. By moving a mouse, pen or a finger around, a user can implement movements and changes on the computer screen. The most common type of pointing device is the mouse and the arrow.

    • How to Burn a DVD

      How to Burn a DVD

      As the price of blank, burnable, DVDs has dropped over the past decade, the demand to learn how to burn a DVD has increased amongst computer users. Single-sided, single layered DVDs can now store 4.7 gigabytes (GB) of data, music, movies, or combination of the media types. If using a double sided, or dual layered

    • SMBus

      SMBus

      SMBus stands for System Management Bus, a simple two wire bus used in devices such as a computer motherboard for communication, mostly on low bandwidth devices. The SMBus was developed by Intel in 1995. One of the main duties of a SMBus is carry clock, data, and instructions from the motherboard to the device. It

    • PCI (Peripheral Component Interconnect)

      PCI (Peripheral Component Interconnect)

      PCI (Peripheral Component Interconnect) is a computer bus used for attaching peripheral devices to a computer motherboard. It is the most popular local I/O bus used in today. PCI provides a shared data path between the CPU and peripheral controllers in every computer models, from laptops to mainframes. Developed by the Intel Corporation, PCI first

    • How to Reset an Acer BIOS Password

      How to Reset an Acer BIOS Password

      Acer is a leading computer hardware manufacturer. They make desktop computers, notebooks, monitors, projectors, servers, and storage devices. Every Acer computer and laptop comes with a pre-installed BIOS software. This BIOS software is generally protected and secured by some password. Because it is a common tendency for any person to forget passwords, this article specifically

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