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Selecting a Computer Video Interface
An interface is defined as a point at which independent systems or diverse groups interact. An interface in the world of large screen presentation is a device that connects a computer (PC or workstation) to a projector or presentation display monitor. This means that what you see on your computer monitor can now be displayed on your projection system for presentation to an audience.... Read more
Selecting a Scan Converter
A scan converter is a device that converts computer video to television video. Although this is a very simplified explanation, scan conversion is a very complex procedure which requires the use of analog and digital circuitry to transform nonstandard computer signals into standard consumer type video.... Read more
Cables: The Missing Link By Steve Somers, Vice President of Engineering
In designing a system every product is carefully selected and has as much importance as another. Being caught up in all this, there is one important product that is sometimes overlooked. While you think about that, let's take a look at some of the important factors in putting an RGB system together. How will the product interact with the system? Is the bandwidth specification suitable, and does the product have universality?.... Read more
Decoders: As Easy As R, G, B
In the beginning, television started out as black and white image. Shortly thereafter, the NTSC (National Television Standards Committee) color TV standard was introduced. Now, even better quality video is being demanded. Because of the fast-moving technology in high resolution RGB monitors and projectors, some applications require NTSC signals to be converted to an RGB analog signal. Why would I want to convert my television signal to RGB?.... Read more
Selecting the Right Matrix Switcher
Matrix switchers route multiple audio/video sources to multiple audio/video destinations. These switchers accept audio/video signals from a range of input sources - computers, cameras, DVD players, etc. - and route the output to different destinations, such as projectors, monitors, and video conference codecs.... Read more
Routing SDI Through Analog Video Distribution Equipment: A Good Idea?
A/V applications for digital video over the serial digital interface, or SDI as it's commonly called, are on the rise. Originally just the realm of television production and broadcast operations, SDI is used more often to convey professional quality component video among systems.... Read more
Optimizing Your Image with Auto-Image
The art or science of calibrating and adjusting video equipment has changed over the years. The number of items to calibrate has grown from settings such as brightness and tint to adjustments including aspect ratio, sizing, and pixel phase as sources, displays, and signal processing equipment have increased in variety and complexity.... Read more
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