(Alternating Current) The common form of electricity from power plant to home/office. Its direction is reversed 60 times per second in the U.S.; 50 times in Europe. Contrast with DC.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- HP Pavilion dv7-3065dx
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. Any low-end desktop replacement must cut some corners on its way to providing a serviceable multimedia experience at an approachable price. At $729,...
- Product reviews 2009-11-25
- Sony Vaio FW560F/T (brown)
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. Several months ago, one of our favorite retail laptops was the Sony Vaio FW480J/T. Besides offering no-hassle Blu-ray playback and a large...
- Product reviews 2009-11-25
- Wave Editor 1.4.6b4 (Mac)
- Direct editing of AIFF, WAVE, Sound Designer, ACID, Apple Loop, and uLaw audio files Read-only support for Recycle (REX, RX2 and RCY) files Supports any sample rate or bit depth Supports any number of channels Supports interleaved and split channel files Imports and exports MP3, AAC, AC-3 and other CoreAudio-supported...
- Software downloads 2009-11-25
- HP Pavilion dv4-2045dx
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.The HP Pavilion dv4-2045dx offers more multitasking muscle than many of the other mainstream budget retail laptops we've recently reviewed. Helped by a 7,200rpm...
- Product reviews 2009-11-24
- Sony VAIO VGN-NW270F/S
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.The Sony Vaio VGN-NW270F/S is a stylish, spacious laptop for high-definition fans with low budgets. For a reasonable $699 at Best Buy, the Vaio...
- Product reviews 2009-11-24
- Toshiba Satellite U505-S2970
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.The Toshiba Satellite U505-S2970 is a thin-and-light laptop that is neither thin nor light. It feels solidly built, but this is a 13.3-inch laptop...
- Product reviews 2009-11-24
- HP Pavilion dv6-1375dx
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. HP had better hope its Pavilion dv6-1375 is not sitting on retail store shelves directly next to the Sony Vaio VGN-NW270F/S. Both are...
- Product reviews 2009-11-24
- Dell Inspiron i1470-3282CRD
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.At what cost to battery life? That's the question we're left asking Dell after testing its Inspiron 1470-3282, a $729 laptop sold at Best...
- Product reviews 2009-11-21
- HP Pavilion dv4-1555dx
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. With its stylish, Imprint-finish chassis, excellent audio output, and remote control, the 14-inch HP Pavilion dv4-1555dx is best suited for students and others...
- Product reviews 2009-11-20
- Turtle Beach Ear Force X41 - headset
- Wireless headphones have been around for a while, but it's only been in the past few years that quality has gotten high enough for discerning listeners to consider using them. Many manufacturers, for instance, have turned to infrared IR technology for wireless signal transmission, which powered the Turtle Beach X4...
- Product reviews 2009-11-20
- Asus K60IJ-RBLX05
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. Buying a budget laptop often means cutting corners, so let's take a look at the Asus K60IJ-RBLX05. With a 16-inch screen and a...
- Product reviews 2009-11-19
- Callpod Fueltank UNO
- You already have a trendy protective case for your iPhone, but you want to carry some extra juice for it, too? This is when non-form-fitting battery packs such as the Callpod Fueltank UNO come into play. Unlike the form-fitting juice packs--such as the Mophie packs--the Fueltank doesn't require you...
- Product reviews 2009-11-19
- HP Envy 15-1050nr
- A big brother to HP's 13-inch Envy 13, this upscale 15-inch model crams more computing power into a midsize laptop than anyone outside of Alienware's m15x. And while that system is a 10-pound monster, the Envy 15 manages to be both slim and reasonably lightweight, partially by ditching the internal...
- Product reviews 2009-11-19
- Samsung SCH-220 Code - silver (MetroPCS)
- The Samsung Code (SCH-i220) is MetroPCS's first Windows Mobile 6.1 smartphone, which seems like a step backward seeing as Windows Mobile 6.5 devices are available. However, that shouldn't detract the customers from getting the messaging-centric device. The Code offers a sleek design, easy-to-use keyboard, and decent performance and call quality....
- Product reviews 2009-11-18
- MPEG Video Wizard DVD 4.0.4.114 (Windows)
- The Womble MPEG Video Wizard DVD is the MPEG editor with DVD authoring and full AC-3 encoder support, and it includes all the features and functionality of its predecessor the MPEG Video Wizard. The following is a list of some of the new features of MPEG Video Wizard DVD: frame...
- Software downloads 2009-11-18
- Toshiba Satellite E105-S1802
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.Toshiba's latest Blue Label laptop from Best Buy, the Satellite E105-S1802, is an exact replica of the company's earlier Satellite E105-S1602 model with one...
- Product reviews 2009-11-16
- Alienware M15x (Intel Core i7 720QM, 250GB HDD, 3GB)
- Keeping the same revised look and feel as the recent 17-inch M17x version, the Alienware M15x is an imposing black slab of computing power that's thicker and heavier than most 17-inch laptops. We love having high-end options such as Intel's uberpowerful Core i7-920XM CPU, and it's a plus that...
- Product reviews 2009-11-13
- Gateway NV7802u
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores.Gateway continues to offer some of the best bang-for-your-buck retail laptops. The NV7802u is a fine example: It's a 17-inch wide-screen model with a...
- Product reviews 2009-11-13
- Palm Pixi (Sprint)
- The debut of the Palm Pre got the tech world and gadget enthusiasts excited about Palm once again. Long considered dead in the water, Palm's innovative WebOS operating system buoyed it back into the spotlight, and the Pre was certainly a boon for the company as well as Sprint. While...
- Product reviews 2009-11-12
- Asus UL50AG-RBBBK05
- Editors' note: This review is part of our 2009 Retail Laptop and Desktop Holiday Roundup, which covers specific fixed configurations of popular systems found in retail stores. This year has undoubtedly been defined, if not by Netbooks, then by the growth of affordable thin laptops that shave size--and even...
- Product reviews 2009-11-11
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