USB Hubs and Ports Explained by Nigel Stephens
The USB standard has become the universal means of connection peripheral devices and equipment to the computer. Computers have either two or four USB port connectors. Each of these can support a large number of connections but to be able to attach more than two or four devices requires a... Multiple Chip Hubs The transaction translator (TT) is the name for the controlling chip that assigns bandwidth to each connected device. ... Nothing serious is going to happen though except that the single will degrade and many or all the devices will loose connection with the computer.

The Magic Behind Digital Camera by Harry Rockwell
A digital camera, as opposed to a film or videotape camera, uses an electronic sensor to transform images (or video) into electronic data. Modern digital cameras are typically multifunctional and the same device can take photographs, video, and/or sound. ... There has recently been some application of a second kind of chip, called a CMOS (Complementary Metal-Oxide Semiconductor) sensor, and this chip is often differentiated from a CCD proper in that it uses less power and a different kind of light sensing material, however the differences are highly technical and many manufacturers still...

How Does a Computer Know ? by Denny Knutson
Have you ever wondered just how the computer knows what to do when it first boots up? Have you ever wondered what exactly it does when it starts up? Well, for the curious minded, I will give you brief synopsis of how your computer works. But first a little background information. ... At this point, the computer is pretty dumb and doesn't know what to do, so there is a component in the computer (on the mother board) called a ROM (READ ONLY MEMORY) Chip. ... The basic purpose of this chip is to look at the computer and see what drives, memory and other equipment are attached to it.

Power Behind the Xbox360 by Tucker Osbert
Although Microsoft's Xbox was able to sell millions and millions of units worldwide, it was still considerably outsold by its competitor, Sony's PlayStation. In this day, wherein another revolution in video and gaming technology is at hand, the Xbox360 is more promising than ever. ... In addition to this, Microsoft has incorporated with this technology, a multi-core system that allows them to integrate more than one processor into a single chip. ... Traditionally, CPU's process information via a single path.

The Kick-Off To The Best Rated Laptops Of The Year by Garry Allen
The best rated laptop award changes not only from year to year, but it can and does change just as quickly from month to month. Heck, with the major players out there like Dell, IBM, Compaq and HP just to name a few, competition is absolutely fierce! ... Single computer model sales are also showing the same trend. ... No matter what awards for best rated laptops or what percentages of the world market that apple acquires over the next few years, you can be rest assured that apple will continue to put out the innovative products that they are known for.

Building Your Own Computer for Editing Video by Michael Quarles
If you have a serious interest in editing video with a PC, you may have discovered that just any run of the mill computer won’t do. Degraded image quality is often the result, with a loss of resolution, and even dropped frames. Professional quality results require a professional quality machine,... The faster your chip, the quicker the job gets done. ... Things like rendering effects require your computer to do some heavy duty number crunching. ... Depending on the size of the clip, that can tie up your computer for a long time.

Dual Core Computer Processors: Luxury or Necessity? by Peter Stewart
Most of the talk going on in the computer processor industry is revolving around dual core processors. But what advantages do they actually give and is it worth it in terms of price? All processors have a core. A processor contains some memory, often referred to as cache, either L1, L2 or L3,... As modern programs make much heavier use of other computer parts like memory, and there are often many running at the same time, another approach was needed. ... It too is based on the same core as its single core cousins and also offers the same performance increases.

Is It Time To Buy A New Computer? by Peter Gursky
With the Internet and computer technology developing every single day, you might want to give your old computer a long break it badly needs. Computer has gone a long way from being just a mere typing machine. If you want to know whether you need to box-up your old computer or buy a new one,... When buying a new computer, think properly what you need before heading to a computer shop. ... Below are some quick tips that can do you a lot of help: Tips in Buying Computers The first thing you need to ask when buying a computer is "what would it be used for?" If you just need to type up...

Wireless USB Explained by Nathan Kartchner
USB has become ubiquitous, edging out firewire as the data transfer specification of choice. You can connect anything from keyboards to network adapters to VGA adapters into a USB port and get plug-and-play operability almost instantly. In addition, you can run multiple (several hundred,... This industry charge, led by computer chip giant Intel is seeking to eliminate the tangles and frustrations of wired peripherals by introducing a new wireless USB (WUSB) standard that operates on wireless radio frequencies.

How to Buy a Cheap Laptop Computer by Robert Scheer
When planning to buy a cheap laptop computer, you need to consider factors that go well beyond performance and memory. You need to consider many factors like size, weight, screen dimensions, battery life, keyboard quality, built-in memory, and also certain other options like wireless connectivity. ... However for a budget laptop, a single CD-RW drive is more than sufficient. ... This is much more useful than connecting a mouse via a USB port. ... •Optical drives: Many manufacturers offer laptops with re-writable DVD drives.