Electrohome Vistagraphx 10k Roadie Users Manual

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A number that uniquely identifies a specific channel retained in projector
memory. The projector can retain up to 99 channels.
A menu item that indicates whether an option is currently in effect (checked) or
not (unchecked).
A change in the tint of a white field across an image.
The coloration (reddish, white, bluish, greenish, etc.) of white in an image,
measured using the Kelvin (K) temperature scale. Higher temperatures output
more light.
See YUV Video.
The...

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The ability of a screen to direct incident light to an audience. A flat matte white
wall has a gain of approximately 1. Screens with gain less than 1 attenuate
incident light; screens with gain more than 1 direct more incident light to the
audience but have a narrow viewing angle. For example: An image reflecting off
a 10 gain screen appears 10 times brighter than it would if reflected off a matte
white wall. Curved screens usually have larger gain than flat...

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The amount of visible light per square meter incident on a surface.
1 lux = 1 lumen/square meter = 0.093 foot-candles
A list of selectable options displayed on the screen.
A video output format of some video tape and disk players. There are two types
of NTSC (National Television Standards Committee) video: NTSC 3.58 and
NTSC 4.43. NTSC 3.58 is used primarily in North America and Japan.
NTSC 4.43 is less commonly used.
A type of rear-projection screen which...

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The minimum time required for a CRT projector to move the position of the
scanning spot from the right edge to the left edge.
The time required by the video amplifier of the projector to increase its output
from 10% to 90% of the maximum value.
The video output (analog or digital) of most computers. Analog RGB video can
have 3, 4, or 5 wires — one each for red, green, and blue, and either none, one or
two for sync. For three-wire RGB, the green wire usually...

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The duration of each sync pulse generated by a computer. The sync width is part
of the blanking time.
A type of RGB video with digital characteristics.
A wire connecting a single video source to a display device, such as a projector,
must be terminated by a resistance (usually 75
6 for video).
The distance between the front feet of the projector and the screen. Also called
Projector-to-Screen Distance”. Always use the correct Electrohome throw
distance formula to...

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When connecting the VistaGRAPHX 10K to either a computer, another VistaGRAPHX 10K projector or a Marquee
Signal Switcher, use a standard RS-232 serial communication cable. Cable details are provided below: