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An LCD Projector is a type of projector based on liquid crystal displays which can display images, data, or video. It allows the source light to pass through the three colored liquid crystal display light panels. The panels allow some colors to pass through and block some colors to form images onscreen. They are popular because they are cheaper to make and have great color reproduction.

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The inputs come from the user using the remote. The DVD player processes the information and the film is the output on the TV screen. Using a smart TV eliminates the need for a set-top box which connects to a standard TV to content sources (cable, satellite, or streaming).

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A device used to generate color-separated film directly from a computer image file. Technically the same as an imagesetter, but the term film recorder is used for high-quality imagesetters. Also known as a color film recorder. A film recorder is also a device which generates a computerized image as a 35-mm or 4 x 5-inch color transparency, also in this case, known as an image recorder .

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A device that can take images generated by a computer or Blu-Ray player and reproduce them on a screen, wall, or other surface. Projectors can make still (slides) or moving images (videos). It's often the size of a toaster and a few pounds.

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Digitize an image or document. The digitization of an image is stored as a file that can be displayed, printed, or altered. A bar code reader is a type of scanner that reads Universal Product Code (UPC) bar codes. It is globally used for pricing and inventory information.

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Two most commonly used input devices. The keyboard is used to enter text and the mouse is used to navigate the graphical user interface (GUI). Laptops also have touchpads with built-in mouse features.

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These are output devices for audio signals. Most computers have audio support integrated on the motherboard or on an adapter card.  Audio support includes ports that allow input and output audio signals. The audio card has an amplifier to power headphones and external speakers.

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Monitor (Visual Display Unit (VDU) (output)

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Monitor (Visual Display Unit (VDU) (output)

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Monitors are the main output device of a computer. It forms images from pixels. The more pixels the better the image. The technology used to create an image include LCD, LED, OLED, Plasma, and DLP. These types are an important difference between the monitors.

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This is a computer printer used for printing vector graphics. It is different from a traditional printer because instead of using a toner it uses a writing tool such as a pen to draw multiple continuous lines, rather than a series of dots. Vector graphics are formed by various shapes, scalable,  and can convert to raster (which are a grid of pixels). A plotter gives a hard copy of the output.

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Allows a designer to create blueprints, images, or other artwork by using a pen-like tool (stylus) on a surface that senses the stylus's touch. Some digitizers have more than one surface, or sensor, and allow the users to create 3D models by performing actions with the stylus in mid-air.

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It is used for gaming purposes. It's a video game controller with buttons that you press with your thumbs.

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This tracks the handwriting or brush strokes of a user and converts it to digital data. Features usually include touch sensitivity, input buttons, memory for storing handwriting data, and transmission capabilities.

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This is a hardware device that  resembles a whiteboard and is found in schools and businesses. It allows users to draw on the whiteboard within the program.

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A video capture device allows for a user to transfer audio and video from a VCR, camcorder, cable TV, broadcast TV or other device to be stored on a hard drive for saving or editing. Video can be stored in