Friday, October 31, 2008

Surf The Internet For New Ink Cartridges

Writen by Clive Jenkins

We can't conceive today's life without our computer. It eases our work every day, it relaxes us when we get home and it helps us to communicate with people all over the world. All accessories must be included, for getting the best out of our computer: audio devices, modems and of course, printers. Printers added for sure some colour in our lives: we can put on paper the most beautiful memories in our lives and print the pictures we want, we can personalize our greeting cards for each and every person we want to send them to, we can scan documents and magazines, even old pictures and store them into our computers if we have a multifunctional printer.

All the members of your family love to print all kind of things and you will soon find that the ink cartridges do not last forever. Don't let the sadness get to you, it's not the end of the world and you can still use your printer. Your computer might once again help you in this situation. Surfing the Internet will get you the best providers of ink cartridges, the prices and the methods of shipping. It is easy to find the right manufacturer for your ink computer ink cartridge and the most advantageous prices are the ones of recycled ink cartridges.

But why should you choose a recycled cartridge instead of buying a new one? Just think about how many pages you will print in the near future: your wife wants to print the latest news on beauty products, you have to print that huge report for work and the kids just had a new school project and must print it. This might give you a hint about how long will last the new cartridge. If you will choose the local providers you will get for a recycled computer ink cartridge a 30 to 40 percent discount. Therefore, find the right type of re-filled computer ink cartridge and order it on the Internet. The company will ship you the package and you will pay when you will receive it. How easy is that?

In conclusion, you can give a good example to your kids and buy recycled computer ink cartridges: you can save the planet from waste that is not biodegradable and save some money too.

There is much more to consider when determining what to do with an empty ink cartridge. To get extensive information on ink and cartridges why not check out http://www.recycleinkcartridgesnow.com For comprehensive and time saving advice on everything related to ink.

Thursday, October 30, 2008

Iggy Discovers Usb Networking

Writen by Iggy Quazi

My new laptop is fantastic, with it's nice new squeaky-clean operating system it runs like a dream. But it wasn't long before I had to face the technical challenge of getting all my old data from my old desktop computer (which was bursting at the seams with data!) onto my new laptop.

I was also intending to format and give away my old computer, so I could not afford to lose any of this data in the process.

I sat down at my old computer and listed all of my important files to assess exactly what and how much data I needed to transfer over to the new laptop.

Including my pictures, MP3's, Office documents, work backup's and so on, I was looking at transferring about 20 Gigabytes worth of data, it seems to build up so quickly! Thank goodness for my new laptop's 100 Gigabyte Hard Drive, which will allow me to transfer all of my data to it and still have room for a lot more. I know that the main application programmes (Word, Excel and so on) from my old computer will all have to be reinstalled on to the new laptop from their original install disks, but how do I get all the rest of the data over to the new laptop?

Floppy disk? - no way, even if my laptop had a floppy disk drive I would need about 14,000 disks!

CD or DVD? - Both my new laptop and my old computer have CD ROM drives, to get all my data over using CD's I would need about 30 disks as well as some software to package all the data up nice and tidily across the 30 disks, viable but a lot of work and time needed. DVD's would be better but my old computer does not have a DVD drive! There must be an easier way.

USB Memory Stick? - Not really a viable option, the maximum capacity of the USB Memory Stick that I can afford is 512MB, so this would require about 40 swaps from the old computer to the new and as my old computer is only USB1.1 which transfers at 1.5 mega bytes this process is going to be possible but really slow.

Networking? - Apparently I could network my two machines together with a "Cross Wired Network lead" and a copy of "Networking Computers for Dummies", but unfortunately my old dinosaur of a computer does not have a network card! Network cards are cheap enough but I still don't want to spend any money on this old computer and really don't fancy fiddling around inside the desktop. Although it does sound good to be able to connect the two computers together and transfer the data through the cable.

This is when I came across a very handy cable called a USB Data Link Cable. Apparently I can just plug one end into the USB port on my old PC and the other end into the USB port on my new laptop and then as if by magic, I should have a USB Network between both computers. Now this sounds more like it! Both my computers have USB ports and even though my old computer is USB1.1 and my new laptop is USB2.0 the cable should work anyway, although the transfer rate will only be at the lower USB1.1 speed.

After finding more about this cable on the Internet I found out that it is also known as a USB File/Data Transfer Cable. Once connected, the transfer of data is done quickly and effortlessly by simply dragging and dropping files from one window to another, just as you normally would when moving files around on your system. So I ordered one online right away.

The USB Data Transfer Cable arrived the next day and I got down to the business of getting the thing to work, the hardest part was working out the blatantly "translated" instructions. All I had to do was install the included software from the CD, once only on each of my computers, then plug the cable into a USB port on each computer and run the software. Two Windows Explorer type windows appeared, one showing files on the laptop and the other showing files on the PC, then I simply dragged and dropped files between the two computers.

I was amazed, this USB cable solution was fantastic. It was so easy to set up and turned out to be the cheapest option by far at only £15 and much less hassle than any other option, almost too good to be true, magic!

Article by Iggy Quazi director of Ecommerce business Mouse2House based in Essex, England stocking a wide range of digital imaging devices. For more info visit the Mouse 2 House company website at http://www.mouse2house.co.uk where you will find the latest in digital media products.

Wednesday, October 29, 2008

Flat Panel Monitors The Disadvantages

Writen by Ellis Pullman

For those that are hyped up about replacing their cathode ray tubes with flat panel or LCD monitors, here is a frank and earnest assessment of the disadvantages of LCD flat panel monitors and displays.

Firstly, if you decide to use a larger screen resolution than the native resolution, things can appear to be blockier and unbalanced. The picture quality will not be as good in other words.

If you are a heavy duty gamer, than flat panel monitors generally do not have the required response rates in terms of pixel response times compared with cathode ray tubes. This also applies to anything that requires similar capacities as gaming such as high end video and graphics editing.

LCD flat panel monitors generally do not last as long as cathode ray tubes. In practice, this means you can't leave on a flat panel monitor the same way you would do so for a cathode ray tube. If you do so there is a chance that it will lose it's brightness over time. Therefore it's necessary to shut off the LCD monitor every now and then to prevent this from happening, otherwise you will probably need to replace your LCD flat panel monitor every one to two years.

So after listing these disadvantages, is the verdict simply to not purchase an LCD flat panel monitor. Of course not. No solution is perfect from everyone's perspective because everyone has different needs. If you feel the disadvantages listed above do not affect you in any dramatic way, then it's definitely advantageous to get a flat panel monitor for everyday purposes such as surfing the internet and perhaps basic image and video editing if necessary.

The best flat screen tv informational pamphlets can be requested from my web site.

http://www.flatpanelmonitorzone.com

Tuesday, October 28, 2008

Computer Sound System Basics

Writen by Jim Lotter

If you love to listen to music while you work on your computer, then you should check out the newest computer sound systems. Computer sound systems deliver realistic sound reproduction and excellent bass for most listeners needs. Here's some tips on purchasing a great computer sound system. If you enjoy CD's, MP3's, watch DVD movies, or play games on your computer, your sound system is an integral part of enjoying the entire experience. There are now plenty of computer sound systems that deliver high quality sound reproduction along with a small size and price.

Whether you are looking for deep resonant bass or THX digital processing, you can find them on computer sound systems. Many surround sound speaker systems are now made for computers and the prices are very reasonable. If you are looking for a basic two speaker system or a speaker and bass woofer system, you can find a computer sound system easily and inexpensively. Many quality sound systems can be found for less than $100.

For high end surround sound or THX sound systems made for DVD movies expect to pay from around $200 to over $400. Computer sound systems are sold at most electronics and computer stores and there are plenty of models to choose from. Another vital part of your computer sound system is the sound card. Basically sound cards function to convert digital signals into analog, and vice-versa in some cases. Almost all computers sold currently have an adequate sound card but if listening to high quality sound while watching a movie or playing computer games is important to you, consider upgrading your sound card.

An extra benefit of a premium sound card is that it can improve the performance of your computer in general. Quality cards have their own processor built in which can assume some of the workload of the main computer processor, freeing it up for other tasks. Remember to investigate online and find the best prices and features. Don't overspend and buy too much card for your computer.

Find Personal Financial Tips at pftown.com

Monday, October 27, 2008

Printer Ink

Writen by Josh Riverside

Printer inks are inks manufactured especially for printers. The quality of printing depends on the type of ink, type of paper and the type of printer used. The quality of ink is reflected in the quality of the final product.

Printer ink is made from a combination of dyes or pigments, distilled surfactants, de-ionized water, biocides and fungicides, buffering agents, humectants and resins. These combinations ensure that the ink produced matches the quality specification of OEM ink. Dye or pigment of a particular type and quantity is used, and the surfactant helps in balancing the paper wetting and surface tension. Resins ensure paper adhesions and humectants minimize evaporation.

Printer inks are either dye based or pigment based. Dye based inkjet inks are brighter in color and can produce sharp quality printing. They are stable and can be stored for long periods of time. One of the drawbacks of dye based inkjet inks is that they are slow in penetrating and usually take up to ten seconds for drying. Since the drying time is long they often tend to blur. On the other hand pigment inkjet inks are light, fast, waterproof and fade resistant. They also dry much faster than the dye based ink and are more suited for color ink as they prevent blurring. They also have lower toxicity levels than dye-based ink. One of the major goals of the inkjet ink manufacturers is to develop ink that is durable, fade resistant, and waterproof and has the ability to print on any media.

Printer inks should be checked for compatibility with the cartridge while purchasing as they are not generic and can only be used in the cartridges they are manufactured for.

Ink provides detailed information on Ink, Ink Cartridges, Printer Ink, Inkjet Ink and more. Ink is affiliated with Printer Ink Cartridges.

Sunday, October 26, 2008

What Is Bluray Dvd

Writen by Ryan Fyfe

Video technology has increased significantly over the past years, and is continuing to grow at an incredible rate. Digital Video Disc's aka DVD's are the most likely the last big jump in consumer video technology that everyone is familiar with. To keep up with the ever advancing world of electronics a new format of video storage will be released soon called Blu-ray.

Blu-Ray is a next generation optical disc that will blow the socks off of what we all know today: DVD. Conventional DVD's use a red laser that have long wave lengths, which limits the storage capacity on a disc. Blu-Ray uses a blue laser which has much shorter wave lengths. Because the wave lengths on the Blu-Ray are much smaller it can focus on a spot with much greater precision, allowing for data to be packed much more tightly than the red laser DVD's.

Blu-Ray discs can hold up to 50GB's of information which 10 times that of a 4.5GB DVD. 10 times the storage will greatly increase the amount of information that we can save on any one disc and will change the way we save information. Dual Layer Blu-Ray discs will be able to hold up to 4 hours of High-Definition Video. High Definition video is going to hit big here, Blu-Ray is an example of a technology that is going to make it happen. 50GB is probably comparable to size of many of our hard-drives, and to picture having all of that information on a small disc that we can slide into a pocket and take wherever we want is a bit scary.

Expect to see Blu-Ray replacing DVD and VCR over the next few years, following along with the transition of video to High Definition Video. Video isn't the only thing that will benefit from Blu-Ray technology; I would expect that it will also become the standard for PC and other types of storage.

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Feel free to reprint this article as long as you keep the following caption and author biography in tact with all hyperlinks.

Ryan Fyfe is the owner and operator of Videos Area Which is a great web directory and information center on Videos and video technology such as dvd and blu-ray.

Saturday, October 25, 2008

Top 5 Intel Pentium 4 Motherboards

Writen by Gary Hendricks

Motherboard technology changes so rapidly that the notable motherboard manufacturers like ASUS, Gigabyte and MSI come out with new boards every few months.

To help you out, I've consolidated a summary list of the top 5 Pentium 4 motherboards which I recommend.

These boards are all great performers - you won't go far wrong if you build your Pentium 4 system using them. So let's take a look at the list:

Intel D875PBZLK

The Intel D875PBZLK is a Socket 478 motherboard that gives leading performance for Intel based systems. It supports AGP 8X and 4X, comes with built-in LAN support, USB 2.0 and serial ATA features. A very nice motherboard indeed.

Abit IS-10

The Abit IS-10 Socket 478 motherboard releases incorporates the the Intel 865G chipset to deliver mind boggling speed and power. All the standard features of a good motherboard are there - in-built video and audio, LAN support, USB 2.0 and serial ATA. A very popular item in the market.

Gigabyte 8I848P-G

The Gigabyte 8I848P-G is a Socket 478 motherboard with integrated audio, AGP 8X and 4X support, Gigabit LAN, USB 2.0 and serial ATA features. This full-function platform delivers excellent performance and rock-solid stability. A very affordable board that should be in a budget enthusiast's shopping list.

ASUS P4P800E Deluxe

The ASUS P4P800E Deluxe is a high-end offering from the motherboard manufacturer. Built around the Intel 865PE chipset, this motherboard includes lovely features like IEEE 1394 connectivity, Multi-RAID technolog, as well as 8-channel audio, Serial ATA, USB 2.0 and Gigabit LAN. You get giddy just reading that don't you? There's also an interesting Wi-Fi slot that can be used for wireless LAN upgrade.

Gigabyte 8I915PL-G

A second Gigabyte board on our list? Well, yes. The Gigabyte 8I915PL-G Socket 775 motherboard is a solid performer with built-in audio, LAN support, USB 2.0 and serial ATA features. Most importantly, it comes with PCI Express support, which is needed to power the next generation of video cards.

Conclusion

OK - which of these motherboards would I buy? I've always liked Gigabyte and Abit motherboards so I'd certainly recommend the Gigabyte 8I848P-G, Gigabyte 8I915PL-G and the Abit IS-10. Ultimately, its your own decision - so consider what features you need and your budget, then make an informed choice. Happy shopping!

Gary Hendricks runs a hobby site on building computers. Visit his website at Build-Your-Own-Computers.com for tips and tricks on assembling a PC, as well as buying good computer components.

Friday, October 24, 2008

Printer Toner Cartridges

Writen by Elizabeth Morgan

Toner is used in a printer as ink. It is a powder-like substance that is most commonly used in laser printers (as well as photocopy machines). The casing in which the toner is kept is known as a toner cartridge.

Toner used to be made in a simple manner. Carbon and soot accumulated from factories and manufacturing plants were refined and used to fill toner cartridges. This was an efficient method of making toner, but the resulting prints were not as sharp and of a high quality. In an endeavor to improve the quality of the prints, the raw carbon was simply mixed with polymer. The use of polymer in toner was of great help as it was melted by the heat of the fuser and caused it to bind with the fibers of the paper. This produced fine and clear copies of detailed images.

A printer toner cartridge is not an expensive buy. It is reusable printer equipment, and many computer and printing companies across the U.S. offer services to refill them. The cost involved is not too high, and if the refilling process is done through a reputed computer store, such as Hewlett-Packard and Epson, guarantees on the refills are provided.

Printer toner cartridges and the toner itself have seen many technological changes. Earlier, machine toner was transferred from a bottle into a container in the machine. However, modern methods make use of disposable cartridges. Toner cartridges are designed mainly to produce professional quality black text and image printing. The results are superior to other printing solutions.

Toner is a fine black powder that is known to escape from the print cartridge while printing or while refilling. It may have some harmful effects on the user if not handled with caution. Toner may irritate people with respiratory conditions, such as asthma or bronchitis.

Printer Cartridges provides detailed information on Printer Cartridges, Discount Printer Cartridges, Inkjet Printer Cartridges, Buy Printer Ink Cartridges and more. Printer Cartridges is affiliated with Printer Ink Refills.

Thursday, October 23, 2008

Future Trends In Flat Panel Displays

Writen by Michelle Carey

Most churches either had to place them on stands or mount them to the wall or balcony. Just recently, portable, adjustable monitor floor stands designed for tilt mounting have become available, making it possible to tilt a screen up to 90 degrees!

This is a great option for anybody using 30" - 50" flat panel displays. But beware; some displays may not be able to be tilted as much as you would like. Check your owner's manual to make sure your specific monitor will work in that application. In a portable church situation or on a stage where the set up often changes, the use of a portable display stand is going to be much better than a permanent installation. Contact Fowler for more information on the portable monitor stands.

The Largest Plasma in the World - Introducing the 103" Plasma Display

Recently there has been a race to see who can build the largest plasma display. In January 2005, Samsung released an 80" plasma and then shortly thereafter came out with a 102" plasma.

At Infocomm, Panasonic unveiled the 103" plasma display panel (PDP) with 1080p (progressive) High Definition resolution. With a display of 1,920 _ 1,080, it's not just big, it's High Definition and it's GORGEOUS! To give you an idea of just how big it is, this display is the size of four 50" plasma displays. A plasma that size is a great concept for large presentation display, but a bigger screen size means an even bigger price tag, and in order to be one of the first to get it, prepare to pay top dollar for this gem. It is scheduled to start shipping by the Christmas season.

If you need something sooner, Panasonic has introduced its seventh generation of Professional Series plasma displays consisting of a 37", 42", 50" as well as a 65" High Definition Panel. The new Professional Series family boasts Panasonic's phenomenal image quality, high contrast (4000:1 on SD / 3000:1 on HD) and multi-slot functionality, as well as improvements in peak brightness, displayable colors, service life, multi-screen capabilities and customization options. These ultra-thin displays can be horizontally or vertically mounted and offer a wide viewing angle of more than 160 degrees. The panels are equipped with a host of energy-saving functions, and its contrast automatic tracking system senses ambient lighting conditions and adjusts brightness and gradation accordingly. We're told that these eye-catching displays will begin shipping in July. For more information on plasma and LCD displays call Fowler.

Price Drop

As the price of gas goes up, the price for electronics has been going down. What does this mean for your church? That depends on what you're looking for. With flat panel displays becoming more affordable, digital signage for the lobby may be within your church's reach. A confidence monitor for the stage may now become an option. Extra displays could be installed in the sanctuary to overcome any line-of-sight issues (awkward angles, poles obstructing view, etc.) or just to add the "cool factor". You might even consider a larger display for your kiosk than you originally planned. Regardless of the application, options are becoming available to churches that didn't exist even a year ago.

Wireless? Will it work in my church?

Digital signage could greatly benefit from the use of wireless technology. Instead of having to run all those cables through multiple walls or ceilings, a signal can be broadcast anywhere in your facility. This means you would be able to transmit graphics or video from a computer, DVD or camera to any number of displays in the lobby. You could put a plasma in the nursery and watch what's happening in the sanctuary. The only place wireless is not recommended is on stage. The transmission of a wireless signal does tend to have a delay, so it may not the best idea to use wireless monitors in the same place as wired monitors or projectors. Also, long distances and certain types of wall structures or blockages can have an effect on wireless signal strength. Check with a Fowler representative to see if wireless technology is the right solution for your church.

Call Fowler at 800-729-0163 or email us at newsletter@fowlerinc.com.

Copyright 2006, Fowler Productions, Inc. All rights reserved.

Fowler Productions has been helping churches with multimedia since 1992, about the time LCD projectors were being recognized as a new tool for presentations. From then until now, we have made a commitment to assist churches and ministries in presenting multimedia better. Fowler also assists corporate clients with projection. The company offers complete design and installation options along with audio and intelligent lighting. Fowler is a full service A-V dealer and authorized service center.

Fowler was the first company to offer a worship presentation software as an alternative to Powerpoint.

http://www.fowlerinc.com

Wednesday, October 22, 2008

How To Speed Up Your Computer Part 4

Writen by Nathan Segal

This week we're going to look at other options for speeding up your computer. As with our last installment, we're going to look at hardware options.

Chances are you're working with a lot of images, and over time those files start to eat up a lot of space on your hard drive. You may have noticed that if there are too many files on the drive that it begins to affect system performance. Defragging the hard drive will only do so much - now the issue becomes one of storage.

As I'm sure you've seen, there are many options, such as CD/DVD Writers, etc. In my experience, and especially now because I travel a lot, the single simplest solution is to have not one, but several external hard drives.

Why?

There are several reasons, but the most important aspect is that they allow relatively fast data transfer (much faster than writing a DVD - I've tried it and it's mindlessly tedious... even watching grass grow is more exciting). The other reason is size. If you're traveling, these little drives are really compact, easy to install and weigh almost nothing.

In my case, that takes the form of 80 GB 5400 RPM drives that one can install in a lightweight aluminum case. These connect to my computer by means of a USB 2 cable or Firewire connection. It's important the the drive have a fast cache as well. You can buy drives ready to go, but in my opinion, it's better (and more cost effective) to build one yourself. In addition, some drives have an AC connection, but in my experience, it's not necessary. Other options are the different types of Flash drives that are available. I have one of those. It's small, lightweight, is handy for Internet cafe's and takes up little room in the pocket.

In a home or business office sitution, you can go for much faster drives, such as 7200 RPM (a fast cache is always recommended - and you can make use of an AC adapter, as well. The other consideration is price. The dollar per GB value is much lower these days, making them an attractive alternative to CD/DVD burning. In addition, they're quite stable over time. A couple of drives to consider are Seagate or Western Digital with a capacity of 250 GB.

Future articles will explore computer graphics/photography and will show you how to maximize your productivity.

Nathan Segal boosts your PHOTO-PAINT productivity with proven tips, tools and techniques to create better scans, images and prints in his book, The Corel PHOTO-PAINT X3 Insider. Visit his blogfor free weekly graphics/photography tips.

Tuesday, October 21, 2008

Home Office Equipment

Writen by Jennifer Bailey

Maintaining a home office has become more of a necessity for most business people than a luxury. With business hours extending well into the wee hours of the morning, most professionals like to maintain a home office to work within the comfort of their homes. Also, maintaining an office at home instead of commuting to work everyday saves money, as it cuts down on the overhead costs. However, setting up a home office definitely entails the process of looking around for the appropriate office equipment. Even though you may be able to compromise here and there on items that are not really required in a home office, the essential office equipment should be efficient, durable and of a fine quality.

A reliable computer is an absolute necessity for most home offices and no compromise in the quality of the computer is advisable. One should consider it as the most important investment in the entire package of home office equipments. Top of the line computers are available in a range of $1000-$2500, and the best laptops should be in the range of $3500 or more. Printers and scanners are the next most important additions. Even though most people avoid buying a scanner, it is one machine that serves multiple functions.

Of course, even though the abovementioned office equipments are the most essential requirements, they will not be your first purchase. Your first requirement is office furniture. High quality furniture that doesn't crowd the limited space that you have for your home office is the ideal choice. With home offices flourishing around the country, several companies have started manufacturing lightweight, space efficient furniture that is ideal for a home office. And of course, one should never compromise on comfort. Of course, you will also need pens, paper, fax machines, phone lines, and a lot of other things necessary for an efficient home office. Since you may sometimes have to bear the brunt of any breakdown, home office equipment should be selected with a lot of care. Time lost in getting substandard equipment repaired or replaced will be effort lost that could have been put into a much more productive activity.

Office Equipment provides detailed information on Office Equipment, Office Equipment Supplies, Home Office Equipment, Used Office Equipment and more. Office Equipment is affiliated with Round Conference Tables.

Monday, October 20, 2008

Tuesday, October 14, 2008

Monday, October 13, 2008

Saturday, October 11, 2008

Friday, October 10, 2008

Wednesday, October 8, 2008

Friday, October 3, 2008

Cd Cover Printers

Writen by Jimmy Sturo

CD cover printers are used to prints covers on CDs. They are quite popular these days and their demand has been increasing. There are a number of online sources where free software is available that helps in printing CD covers.

CD cover printers also help in making alterations to CD labels. With the help of CD cover printers, a large number of CD covers can be produced by business firms dealing in such products.

They make attractive covers with an appropriate combination of color, resolution and printing quality. They also allow the user to make alterations and modifications to the covers. They are easy to use, so you don't have to be a technical wizard to use a CD cover printer.

CD cover printers can also be used for non-commercial purposes. Before you start using a CD cover printer, ensure that it is compatible with the operating system on your computer. Some CD cover printers are compatible with most of the operating systems, but some only work with a select few operating systems.

If you are using a CD label printer, you might as well use a CD cover printer also, as it would help you to come out with a complete product. Music companies have found CD cover printer technology very useful, as it is cost-effective and less time-consuming, with little margin of error. The whole process of producing memorable CD covers can be automated with the help of a CD cover printer. User manuals offering tips on how to use a CD cover printer are widely available on several sites. There are also offline resources which can help you understand the functioning and utility of CD cover printers. And then, in a few seconds, you can produce some of the best CD covers at little to no cost.

CD Printers provides detailed information on CD Printers, CD Label Printers, CD Cover Printers, CD Ink Jet Printers and more. CD Printers is affiliated with CD Replication Companies.

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Thursday, October 2, 2008

Wireless Networks

Writen by Elizabeth Morgan

The information age has been revolutionized not just by the power of computers to process data, but also by the power of communication amongst computers. This communication is responsible for the proliferation of computer networks. Sharing of information, sharing of resources (both software and hardware) and sharing of processing load are some of the major objectives of a computer network. One of the recent trends in the computer and communication industries is wireless communication. A wireless network does not use cables, but instead uses radio waves. Such networks enhance the functionality of computing devices by freeing them from the location constraints of a wired network. Although wireless networking is of great use to the laptop users who move from one location to the other throughout the day, there are benefits for fixed users as well. Many schools and businesses have an architecture that is unsuited for a wired network. Wired networking is very cost effective in such environments.

Wireless networks can be broadly classified as fixed wireless systems and mobile wireless systems. A fixed wireless system supports a little or no mobility of the equipment related to the wireless network. For example, a local area network can be set up using wireless network to get rid of the hassles of laying cables. The mobile wireless systems support mobility of the equipment, enabling the user to access information from anywhere and at any time. The equipments used in the mobile wireless systems include personal digital assistants (PDAs), smart phones and pager with Internet access.

Wireless networks communicate by modulating radio waves or pulsing infrared light. A wireless networking router is linked to the wired network infrastructure by stationary transceivers. Wireless communication technologies used in wireless networks include analog cellular, digital cellular, Cellular Digital Packet Data (CDPD), mobile radio networks, personal communication services (PCS), satellite, microwave systems and local multipoint distribution systems (LMDS). Although the data rates supported by analog cellular technology are low, it is the most popular methods for wireless data communications due to the wide availability of modems and analog cellular services. The commonly used wireless technologies include 2G and 3G technologies, wireless LANs, Wireless Local Loops (WLLs), radio-router technology, Multihop wireless network and Wireless Application Protocol (WAP).

Wireless Networks provides detailed information on Wireless Networks, Home Wireless Networks, Configuring Wireless Networks, Wireless Network Cards and more. Wireless Networks is affiliated with Wireless Internet Services.

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Wednesday, October 1, 2008

The Xfx 6800 Xtreme 256mb Video Card An Inexpensive Highperformance Secret

Writen by Jason Busch

XFX supplies a wide variety of video cards and has significantly grown over the years. While XFX is currently selling the 7950 GX2, there is one particular video card which is a video diamond in the internet ruff of manufacturers. The XFX GeForce 6800 XTreme 256MB DDR3 is currently selling for around $140, paired with a $35 rebate from three major online sellers (Newegg, TigerDirect, and ZipZoomFly). What makes a $99 video card (after rebate) so special?

Scalable Link Interface.

Never before have consumers had the opportunity to take advantage of a fairly new technology at a significant price point. For about $250, you can have two video cards which in total, pump out approximately 45GB/s of memory bandwidth, 512MB of video card memory availability, and quad RAMDACs.

XFX GeForce 6800 XTreme 256MB DDR3

The XFX 6800 XTreme was announced only in Q1 2006 (January 26, 2006) and has since then, began to gradually become a very popular alternative for gamers who want to go SLi, but without a $500+ wallet crunch. The 6800XT was an affordable way for gamers to purchase a 6800 chip and see what it was capable of on the moderate end.

Overclocking The XFX GeForce 6800 XTreme 256MB

Overclocking the 6800 XTreme 256MB is quite easy to do with the proper tools, so you're base clock settings of the video card's Core Clock (the GPU's processing speed) and the Memory Clock can be increased, providing even more performance. Using Riva Tuner 2.0 RC 16 I obtained 400MHz core clock and 1150MHz memory clock settings without any problems.

Only 8 Pipes? Yes. Only Pipes.

Some may comment the 6800 XTreme 256MB having only 8 pixels per clock (i.e., Pipelines) is not enough to warrant a purchase. However, considering an SLi setup, you will have 16 pipelines which come very close to a video card costing twice as much. Putting low-priced high-performing cards in an SLi configuration greatly increases the capabilities. In fact, depending on the game you play, expect twice the performance, so if you like to shoot baddies higher than 800x600, SLi can be your ticket to some pretty lovely graphics and gameplay.

Initially, there was some confusion as to whether the 6800 XTreme 256MB could be "unlocked" to reveal the 12 pipeline architecture, but the extra four pipes are not available at all on the PCIe version of the card. Only the AGP version could be unlocked to this extent.

This is one of those video cards which will be talked about for some time. XFX has a large collaboration with nVidia and made quite a few of the 6800 XTreme versions. $35 rebates have been in affect since January or February of this year and there are rebates which are valid from July 1st to July 31st. ZipZoomFly says they are stock of the 6800 XTreme 256MB and is back ordered as of July 4th, but I'm somewhat guessing they won't be receiving any more--unless we still have a HUGE video card cache in a warehouse somewhere. It's been about 6 months since these rebates have been active and I would imagine these cards will begin to disappear off the shelves. XFX received around 100,000 6800 XT chips from nVidia for PCIe cards so the availability of these could be quite high and might last way into the end of this year.

The publicity of this high-performance card for so little money is surprisingly low on tech websites, but then again it doesn't surprise me because many websites dedicate just enough time to the latest video card, and hardly ever come back to take a closer look. The best information can be found on the consumer reviews being posted on eTailer websites such as Newegg and others. The information from these online seller sites is beginning to leak into forums but it's taken several months for this to do so, and of course, the average forum poster is concerned with the latest and greatest (and most expensive) so the real deals tend to be buried and forgotten.

The only Con I noticed was XFX's rather problematic drivers. I only recommend downloading a GeForce card's drivers from nVidia directly. Most of the tweaking you need to do is in the nVidia Control Panel anyway.

I gave this card a HIGHLY RECOMMENDED on my website because it's just so powerful for the price and considering using two of these cards, the amount of performance is mind-blowing.

I happened to use the 6800 XTreme 256MB with three popular games: Doom 3, Serious Sam 2, and Half Life 2. The gameplay was so fun and the graphics were so smooth, I no longer envy my friend's Xbox. SS2 was played at medium settings with no problems whatsoever and oh my how the colors came alive. Doom 3 was especially scarier and while I can't necessarily say the colors were vibrant as the game is played mostly in total darkness, but I can say the detail was especially amazing when there was enough light around. HL2 really came to life when using this card as well. The detail was just as good as Doom 3, and possibly slightly better (probably due to more areas within the game which had more lighting).

Of course, please remember folks you do need a fast computer system with a nice supply of memory, and a quick hard drive as well. While a high-performance video card will certainly improve all aspects of your gaming, it will not improve it significantly if your computer system is not adequate. Be sure to investigate dual-core motherboards and even dual-processor motherboards. Depending on the configuration of each of these formats, you could get a seriously fast board at a modest price.

The 6800 XTreme 256MB (PV-T42E-UDE3) version (not the XXX version which sells for a little more but I don't recommend it due to the rebate offerings--why can't a rebate be offered on the XXX?) is by far the best deal I've seen in quite sometime. As noted earlier, this has to do with SLi. It MIGHT be possible to get two rebates by purchasing two cards, but there are stipulations such as being prevented from receiving a rebate at the same address. You could receive two rebates if you have two different addresses to send the rebates to. Why companies put such restrictions is a little irritating, especially since we have something called SCALABLE LINK INTERFACE! There should be a maximum of two rebates per household versus just one. The cards aren't going to sell otherwise so why not do it?

Bottom line, if you haven't considered this video card, get one (or two) NOW because they will not be around much longer. I plan on releasing a second part to this article on the differences between a single card and using two cards in the near future.

©2006 by Jason Busch (DigitalDingus)

XFX GeForce 6800 XTreme 256MB DDR3

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