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LCD monitors have historically recieved the ire of gamers who have become frustrated with ghosting and refresh rate problems. Samsung's 940BF is one LCD that aims to change that. ![]() In an earlier article, we discussed the primary differences between LCDs and CRTs from a fundamental point of view. We went over the specifications that are important when selecting an LCD and CRT. Though there’s more detailed information in that article, here’s a quick recap: 1. Response time – This is the time that it takes for an LCD to change the color of one of its pixels. The question, though, is what color to what color it’s changing. There’s no standard for it, and some rate it as black-to-white-to-black response time, and others rate it at a more deceptive gray-to-gray. Gray-to-gray will always have a lower response time than black-to-white-to-black, so be aware of how the rating was determined. It is measured in milliseconds. 2. Contrast Ratio – Contrast ratio is the difference on a color scale between the whitest white and the blackest black. The higher the better, and is usually reported as a several hundred to one ratio (e.g., 400:1). 3. Pixel Pitch – The amount of space between individual pixels, in thousandths of a milimeter. 4. Native Resolution – The resolution that the LCD looks it’s best at. LCDs don’t scale resolutions very well, so keeping them at their native resolution is recommended. 5. Brightness – The amount of candelas per square meter that the LCD produces. 6. Viewing Angle – For most gamers, this isn’t that critical. A limitation of LCD monitors is that from obtuse angles the colors can get inverted or otherwise distorted. This spec lists the maximum amount of degrees off-center a viewer can be without seeing distortion. Since most gamers look straight at their monitor, this is a bit of an afterthought. |




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