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Ultra XGA. A screen resolution of 1600x1200 pixels.
The greater number of pixels per screen, the more detailed the image.
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Dark, vertical stripes found on an LCD panel display. Adjusting the tracking (a menu item on many LCD
panel displays) often removes hum-bars.
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How fast an image is redrawn on the screen. Measured in Hertz. They are typically from 50 - 100Hz.
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Video Electronics Standard Association. A group of standards developed for the purpose of
defining video resolutions greater than VGA.
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Video Graphics Array. 640 x 480 resolution. Virtually all current graphics cards and monitors can handle
resolutions higher than 640x480 at 16 colors.
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Visual or picture information. The translation of moving or still images into electrical signals. The Red,
Green, Blue and Sync are separate electrical signals in computer video. In VHS video, Red, Green, Blue
and Sync are all in one signal. In S-VHS video, the Red, Green, Blue and Sync are separate.
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On a PC, the video port (VGA port) is made up of 3 rows of pins totaling 15. Three rows of 5 pins each.
On a Macintosh, the video port is made up of 2 rows of pins totaling 15. Top row contains 8 pins and
bottom row contains 7 pins.
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The angle at which a person is able to stand in regard to an image and still be able to see the entire
image without distortion. The typical viewing angle of plasma displays is 160 degrees.
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A unit of power or activity equal to 10^7 C.G.S. units of power, or to work done at the rate of one
joule a second. An English horse power is approximately equal to 746 watts.
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Wide Area Network. A computer or projector network that spans a wider area than a LAN.
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A screen resolution of 1024 by 768 pixels. The greater
number of pixels per screen, the more detailed the image.
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The video signal of S-VHS. It has higher resolution than composite video.
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A Y-shaped cable that splits a source input into two output signals. In the multimedia projector
industry, this is often used to allow monitor loop through.
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