(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
- Toshiba Satellite A505-S6980
- You can't argue with a large-screen, value-priced laptop when it delivers good performance, and looks nice to boot. We appreciated the Toshiba Satellite A505-S6960 when we reviewed it in our 2009 back-to-school retail roundup, liking its affordability, large screen, strong battery life, and excellent-sounding speakers. Just a few months later,...
- Product reviews 2009-11-04
- Deck the halls with LED
- Sounds OKSounds like a reasonable idea although the cost of LED lights is quite high ($30?).lehnerus2000$30 for LED lights?We buy sets here for $15... and considering that the power consumption is so much lower that they quite literally pay for themselves in the savings on my electric bill, they're worth...
- Discussion threads 2009-11-03
- Sony Vaio X (VPC-X115KX/N Signature Collection, gold)
- Sony has thus far taken a position just adjacent to Apple's when it comes to the question of Netbooks. Rather than embracing these low-cost, low-power systems that have become incredibly popular with bargain-hunting consumers, Sony stayed out of the market initially. Its subsequent entries have skirted the outer edges of...
- Product reviews 2009-11-02
- Toshiba Satellite L455-S5975
- We've said it before, and we'll say it again: especially in this economy, it's hard to hate a laptop that only costs $350. It's even harder to hate a Windows 7 laptop that costs that much. The Toshiba L455-S5975 is, by 50 dollars, the least expensive notebook computer in our...
- Product reviews 2009-11-02
- What to look for in a Mini-HD camcorder
- Couple of thingsI have a Memorex small HD camcorder, looks similar to the Flip, bought cheap & works OK.2 annoyances: first, the digital "zoom" can't change while it is recording -- i.e., you have to set the zoom while NOT recording, then hit the record button. Not sure how...
- Discussion threads 2009-11-02
- Wave disk engines to make hybrid vehicles cheaper, more efficient
- RE: Wave disk engines to make hybrid vehicles cheaper, more efficientIt would require an encyclopedia simply to list all the turbine applications developed over the past century. What turbines continue to dislike, however, is speed alterations. Change their speed and you lose much of their efficiency. That's...
- Discussion threads 2009-11-02
- MI5, an ISP lawsuit and an e-petition: More opposition to piracy cut-off plans
- new world order is comingeveryone should boycott any measure imposed by the goverment.there is no piracy - information is free by it's definition.there is only total control over usersSee what can happenwhen one entity the government controls both the regulation and delivery of anything, be it the internet in...
- Discussion threads 2009-10-30
- Sony recalls 69,000 Vaio AC adapters
- Viao v85 vgp-ac19v24 sold with FW21lI bought a nice VGN_FW in march.BY August I had received a stiff shock from the charger.Apparently if you take it out of the wall the plug end is still live..being partially sighted this was in my opinion a design fault.Sony asked me for ?149...
- Discussion threads 2009-10-29
- Sony recalls 69,000 Vaio AC adapters
- Sony has issued a mandatory recall of 69,000 Vaio AC adapters. by Adrian Kingsley-Hughes
- Blog posts 2009-10-29
- Trick or Treat: Five fun orange gadgets
- With Halloween just a few days away, it doesn't hurt to get in the mood a little with some pumpkin-colored gadgets for the Fall holiday. Here are five orange treats to go with your costume this weekend: 1. Sony Webbie HD MHS-PM1: If you...
- Blog posts 2009-10-29
- Waste Paper Basket Ball Diaries Lite for iPhone 1.0 (Mobile)
- With Waste Paper Basket Ball Diaries Lite for iPhone Simply crush incoming memos into balls and make some quick imaginary points by shooting them into the surrounding waste paper baskets. Better yet, crush your incoming assignments and get them into a co-workers inbox. Bounce one off a coworkers head for...
- Software downloads 2009-10-28
- Waste Paper Basket Ball Diaries for iPhone 1.0 (Mobile)
- With Waste Paper Basket Ball Diaries for iPhone simply crush incoming memos into balls and make some quick imaginary points by shooting them into the surrounding waste paper baskets. Better yet, crush your incoming assignments and get them into a co-workers inbox. Bounce one off a coworkers head for some...
- Software downloads 2009-10-28
- Samsung Intrepid (Sprint)
- The Samsung Intrepid made its debut at CTIA Fall 2009 as Sprint's first Windows Mobile 6.5 smartphone. Admittedly, we weren't particularly impressed by the handset's drab and slightly plasticky design when we saw it at the show but now that we've had some time to get to know the device,...
- Product reviews 2009-10-22
- Apple MacBook Fall 2009 (Core 2 Duo 2.26GHz, 2GB RAM, 250GB HDD, Nvidia GeForce 9400M)
- While it's neither the less-expensive entry-level MacBook some had hoped for, nor the long-rumored touch-screen device, the new 13-inch MacBook can now escape its designation as the lone holdover system from Apple's previous generation, thanks to an upscale makeover that keeps the price stable at just under the $1,000 mark....
- Product reviews 2009-10-22
- Toshiba Satellite T135-S1310
- How much of a difference does a single-core versus dual-core ultralow-voltage processor make on a thin-and-light these days? You may not be paying attention under the hood--and that's not your fault, because it's hard to notice the differences based on processor name and Intel sticker-logos--but you should know that it...
- Product reviews 2009-10-22
- Bang & Olufsen tries to make land-line phones cool again with BeoCom 5
- No one wants a land-line anymore for other reasons1. The landline service is too expensive considering that all the 'infrastructure' is already there for them. $30 dollars a month is VERY expensive for a landline, and that's why my family is thinking of dropping ours.2. Cell phones are simply more...
- Discussion threads 2009-10-21
- RZ DVD Creator 4.0 (Windows)
- RZ DVD Creator provide the total solution of making DVD from any video files and still image files, it is the easiest way to watch any movies and photos on your Home DVD Player via the DVD disc, designed to convert and burn any videos and photos to DVD with...
- Software downloads 2009-10-21
- HTC Tilt 2 (AT&T)
- Editors' note: Portions of the Features section were taken from our review of the HTC Pure since the two smartphones share a number of same features.After waiting in the wings, AT&T's business customers are finally getting their turn with the HTC Touch Pro2. Dubbed the HTC Tilt 2 (and obviously...
- Product reviews 2009-10-20
- NPR and Livio partner for Wi-Fi radio device
- Hearst has said it is developing an e-reader, and now another news organization is simply creating its own tech gadget. Livio and National Public Radio NPR have partnered for the first Internet radio device, aptly named the NPR Radio. Featuring exclusive NPR...
- Blog posts 2009-10-20
- Toshiba Qosmio X505-Q850
- Toshiba's Qosmio line has always been the company's experimental playground for high-end systems, from massive gaming rigs to inventive multimedia home theater laptops. While there were a lot of interesting ideas there, you often ended up with slightly overpriced systems with out-of-date video cards or non-functioning Webcam hand gesture controls....
- Product reviews 2009-10-19
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