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ZDNet Dictionary Definition
- Contrast Ratio
- The ratio of the brightest white to the darkest black on a display screen. The larger the number, the darker the black is displayed. The two common methods...
- Full Contrast Ratio Definition >>
ZDNet Resources
- How LCD makers inflate their contrast ratio scores
- How LCD makers inflate their contrast ratio scoresFrank SSony provides both static (which they call on-screen) and dynamic contrast ratios in their specs. But I notice retailers aren't as forthcoming when they advertise them--you're less likely to see the static contrast ration in a newspaper ad.Kind of, sort of, like...
- Tags: Monitors & displays, Digital rights management (DRM), Sony Corp., OK Here, LCD, contrast ratio, Microsoft Windows Rights Management Services
- Discussion threads 2007-12-23
- How LCD makers inflate their contrast ratio scores
- If you've ever wondered why contrast ratios claims of LCD monitors can swing so wildly from product to product, here's the explanation: There are "dynamic contrast ratios" and then there are "static contrast ratios". Static contrast ratios is defined by the ratio of the brightest part of...
- Tags: LCD, Ratio, Contrast Ratio, Monitors & Displays, Hardware, Components, George Ou
- Blog posts 2007-12-23
- The 22" dual-core all-in-one game PC for $765
- The 22" dual-core all-in-one game PC for $765Up the RAM and cost up to $800I wouldn't game with anything less than 2 GB. Not saying cutting edge, but many games that are unplayable on 1 GB with a weak proc come alive with 2 GB. This also applies...
- Tags: Games, Processors, PC, Bombay Police, Indian Intelligence, game, dual-core
- Discussion threads 2007-10-03
Additional Resources
- Dell opts for performance with R5400 data center-hosted desktop
- Dell unveiled its data center-hosted desktop product line on Tuesday. Unlike rivals Hewlett-Packard and IBM, Dell didn't build its solution on blade servers but instead opted for a high performance system using a 2U box called the Dell Precision R5400 Rack Workstation. "By not putting the solution...
- Tags: Dell Computer Corp., Performance, R5400, Workstations, Desktops, Servers, Hardware, Jason Hiner
- Blog posts 2008-07-24
- 2016: "You're watching the Linux Channel."
- 2016: "You're watching the Linux Channel."My ViewFirst, no one hates Microsoft more than I do - for both practical and ethical reasons. After dealing with Microshaft's endless parade of crap for nearly two decades, I finally abandoned my PC for a Mac. It was one of the best moves of...
- Tags: UNIX, Operating systems, OPEN SOURCE, Linux
- Discussion threads 2008-07-24
- Google opens Knol website, a wiki with bylines
- In a direct challenge to the popular Wikipedia, Google opened Knol, an encyclopedia-like wiki site that requires writers to post their names and expertise. SAN FRANCISCO--Google opened its website Knol to the public on Wednesday, allowing people to write about their areas of expertise under their bylines in a...
- Tags: Google Inc., DuPont Co., Web Site, Wikipedia, Knol, Wiki, Online Communications, Reuters, Google, encyclopedia
- News items 2008-07-24
- 'Spam King' escapes from federal prison
- [ UPDATE: Davidson was found dead, involved in an apparent murder-suicide that involved his wife and 3-year-old daughter. ] Edward "Eddie" Davidson, a notorious e-mail spammer who was sentenced to jail time in April, has escaped from a federal prison camp in Florence, Colorado. Davidson...
- Tags: Internal Revenue Service, Restitution, Davidson, Federal Prison Camp, E-mail, Security, Online Communications, Ryan Naraine
- Blog posts 2008-07-23
- Virgin Mobile Arc
- Photo gallery:Virgin Mobile ArcVirgin Mobile is known for its entry-level phones with catchy names, and the Arc by UTStarcom is no different. The Arc sets itself apart from the rest of Virgin Mobile's lineup with a unique and very appealing curved design. Otherwise, it has a decidedly basic feature set,...
- Tags: Telecom & Utilities, ArC, Virgin Mobile, phone, Virgin Mobile Arc, camera
- Product reviews 2008-07-22
- Acer P241W
- The Acer P241w can be found for as cheap as $380--a very fair price for a 24-inch LCD--and boasts a unique look and very bright image. Of the five 24-inch displays we've reviewed this year, we'd rank it fourth, but it still does some things better than its higher ranked...
- Tags: foot stand, display, Acer P241W, Acer Inc., OSD, bezel
- Product reviews 2008-07-22
- Toshiba Regza 42RV530U
- During the last year flat-panel HDTV prices seemed to hit a plateau, where the standard bricklike downward trend leveled off somewhat. Now, however, prices are on the decline again, opening up bigger screen sizes to lower price ranges. For example, Toshiba's lowest-priced 1080p 42-inch LCD, the 42RV530U, can be purchased...
- Tags: Monitors & displays, 1080p, Toshiba Corp.
- Product reviews 2008-07-22
- Telcos hurting national interest says Vint Cerf - Father of Internet
- I spoke with Vint Cerf at the Fortune Brainstorm conference in Half Moon Bay. I asked him about net neutrality and the problems created by Telcos in trying to own the gateways to the Internet. Here is the video, the quality is very high contrast because of...
- Tags: Vint Cerf, Internet, Telecommunications, Telecom & Utilities, Tom Foremski
- Blog posts 2008-07-22
- 2009 Subaru Forester 2.5X Premium
- Photo gallery:2009 Subaru Forester 2.5X PremiumIn a major update, the 2009 Subaru Forester features a longer wheelbase and a modernized exterior design. And, for the first time, a navigation system is available. Unfortunately, our test vehicle was the low trim 2.5X Premium model, and navigation can only be had in...
- Tags: Digital media, Digital music, Subaru Forester, Subaru
- Product reviews 2008-07-22
- Twitter anti-spam efforts go overboard
- Twitter anti-spam efforts go overboardLarge services such as this can not...are too big to manage. Managing this type of technology with technology will time after time result in mismanagement. Just like Gmail and other that are spamming the Internet.Networks require real human intervention to manage properly. Anything less is...
- Tags: Spam, Twitter, anti-spam, anti-spam effort
- Discussion threads 2008-07-22
- Open Source VoIP: Asterisk or FreeSwitch?
- When the time came for a new PBX, Brian Snipes chose to do something a bit unconventional. The IT manager at law firm Hare, Wynn, Newell, and Newton LLP didn't purchase a commercial PBX, nor did he settle on the open source market leader,...
- Tags: Phone, PBX, Attorney, FreeSwitch, Asterisk, Telephony, VOIP, Open Source, Telecom & Utilities, Networking, Telecommunications, Dave Greenfield
- Blog posts 2008-07-22
- MB Ideal Waist-Hip Ratio (exe)
- MB Ideal Waist-Hip Ratio is a simple health tool that helps one know their waist hip ratio. This can be a good way of knowing your body fat and preventing obesity and related diseases. Everyone would like to be fit and active. But when we cross the limit and become...
- Tags: Health Care, Ratio, MysticBoard, MB Ideal Waist-Hip Ratio, Vertical Industries, Benefits, Healthcare, Enterprise Software, Software, Human Resources
- Software downloads 2008-07-22
- Nikon AF-S DX VR 18-200mm f3.5-5.6G IF-ED
- One of the blessings of an SLR can also be a curse: having to choose which lenses to carry, which means finding the right balance between weight and bulk, and having the focal lengths you need. The Nikon AF-S DX VR 18-200mm f3.5-5.6 G IF ED lens offers Nikon shooters...
- Tags: Nikon Corp.
- Product reviews 2008-07-21
- Zenith DTT901
- Editors' note: The DTT901 is nearly identical to the Zenith DTT900, except the DTT901 adds the ability to pass analog signals to a TV and has slightly better sound. Otherwise, the reviews are virtually identical.The FCC has pushed back the DTV transition several times already, but it looks as if...
- Tags: TVs, TV & Home Theater, RCA DTA800, Zenith DTT901, digital television
- Product reviews 2008-07-21
- Samsung SGH-A227 (AT&T)
- In the land of basic cell phones, variety is pretty slim. That's why AT&T's Samsung SGH-A227 fits so well in the genre. Sporting a minimalist flip design with simple calling and messaging features, the SGH-A227 does exactly what a cell phone should do. Though its controls are rather cramped and...
- Tags: Telecom & Utilities, Cellular phones, OK Button, AT&T Corp., Samsung SGH-A227, phone, Samsung Electronics Co. Ltd.
- Product reviews 2008-07-21
- Samsung HL61A750
- Rear-projection HDTVs, as a category, are on their way out, and DLP-based sets are the only microdisplay choice available, now that all manufacturers of LCD- and LCoS-based rear-projection displays have basically ceased production. Samsung and Mitsubishi are pretty much the only players left in this category--they're the only two...
- Tags: menu system, Samsung HL61A750, Samsung Electronics Co. Ltd., Warm 2, color temperature
- Product reviews 2008-07-18
- Pioneer Kuro PDP-5020FD
- When it comes to black levels, you apparently get what you pay for. Pioneer's PDP-5020FD is the company's cheapest flat-panel plasma HDTV for 2008, yet it still costs significantly more than the poshest plasmas produced by Panasonic. We really liked the Panasonic TH-50PZ800U we reviewed earlier this year, and despite...
- Tags: TV & Home Theater, TVs, PDP-5020FD
- Product reviews 2008-07-18
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