Monday, January 21, 2008

Old Fashioned High Resolution Photo Camera

Old Fashioned High Resolution Photo Camera

By: Roberto Sedycias


Tired of trying to keep updated with the highest mega pixel resolution digital camera? Well even if one has tried to do that, most certainly he will soon find out that his few months old digital camera is outdated in terms of mega pixel resolution. ItÂ's an ever changing kind of product that has become very hard to keep updated, unless one is willing to spend more money by making purchases every six to twelve months.

If the main intention of purchasing a photo camera is enlarging the image, then mega pixel resolution indeed will become the main factor. In this case one might consider a different option, which will keep his product updated for years to come. IÂ'm talking about a used 4x5" film photo camera, together with a high resolution flat bed film scanner. All of this for less than one thousand US dollars. With all of this, one will get over 100 mega pixels in fine detailed film resolution and fine scanned digital images that can be enlarged up to 30x40" in size with professional quality. These 4x5" film cameras have done a remarkable job in general personal and commercial photography such as wedding, portraiture, product, documentary, advertising and landscape for nearly a hundred years.

Where to find 4x5" used film cameras? Since some of these cameras were mostly used in the past, until the 1960Â's, it should be no problem in finding them in American auction web sites. Anyway, a good used 4x5" camera with lens can be found for less than four hundred US dollars.

As for the flat bed film scanner, one can find brand new ones for less than five hundred US dollars. Just make sure the scanner is able to scan films.

Whenever purchasing a 4x5" film camera, one should look for the following features: folds into a compact box, flexible bellows, lenses that can be easily interchanged, accepts sheet film, ground glass focusing screen, easily handheld and optical viewfinder accessory.

As for the lenses, there are four main categories: 1 - general purposes; 2 - wide field (mostly used for close up work and landscape); 3 – extreme wide angles lenses; 4 – special effects lenses (telephoto). However, one might use a general purpose 127 or 152mm lens for most of his photograph sessions. In cases where it requires special lenses, such as architecture or macro photography, one will still find lots of them available in auction sites. Used lenses for 4x5Â" cameras made after World War II have excellent performances comparable to todayÂ's modern lenses.

Whenever making a purchase of a 4x5" camera make sure that: 1 - the bellows have no light leaks, 2 – the lens shutter works accurate at all speeds; 3 – the lens elements have no fungus and scratches of any kind; 4 – the focus is working properly between the ground glass and the film.

The option of using a 4x5" film camera, together with a flat bed film scanner, for enlarging images with professional quality is viable and accessible. Cheaper than top digital cameras, the 4x5" film camera offers better image quality and will always be updated in the future, maintaining its original value.

For those who wishes the very most detailed image enlargement, one can always use the 8x10" film camera. Four times the physical film size of the 4x5", this option offers so much film resolution that it is considered by many as the ultimate step for photo image enlargement.

Sometimes analog products deliver better results that its digital counterparts. If you are doing the job of enlarging photo images, you should give it a try with a 4x5" camera. You might just surprise yourself.

This article is under GNU FDL license and can be distributed without any previous authorization from the author. However the author´s name and all the URL´s (links) mentioned in the article and biography must be kept.

Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_904.shtml

Thursday, January 17, 2008

Essential Satellite TV Equipment

Essential Satellite TV Equipment

By: Simon Peters


If youÂ're planning on subscribing to a satellite TV provider, you need to understand that most companies will offer you packages that include important satellite TV equipment, such as the dish and receiver that are compatible with your television set.

Although many people will receive installation of this essential satellite TV equipment without charge or additional costs when they subscribe to a satellite provider, keep in mind that these deals state that you cannot cancel your satellite TV subscription any time you feel like it. At the end of your required one-year contract, you can pretty much count on the fact that you have already paid for this so-called Â"freeÂ" satellite TV equipment.

The Economical Way of Buying Satellite TV Equipment

If youÂ're not sure that the bundled packaged that a satellite TV provider offers is a practical choice, then your next best option is to look for cheaper satellite TV equipment and install it yourself or hire an affordable installation service provider.

The good thing about buying your own satellite TV equipment is that you can choose from a complete system that is compatible with your television and subscription, or you can purchase mix and match equipment and build your system yourself. However, choosing between these two options will depend on your budget as well as your expertise in installing hardware.

Regardless of which option you choose, the most important thing you should remember is to ensure that all satellite TV equipment that you buy should be compatible with each other, with your television and with your satellite TV subscription provider. This means that if you have found an affordable 5-year old model of a satellite dish that can still work well with your receiver and television, then the only reason not to buy this item would be the age of the equipment in question.

Be aware that the most difficult satellite TV equipment to buy at a bargain price is the satellite dish. Although there are some dishes with an affordable tag price, you should also consider that not all low-priced dishes could work effectively. For this reason, it is best to find at least six to ten-foot dishes to ensure you will not experience disruptions from your reception.

If youÂ're on a budget but you still wish to enjoy watching hundreds of worldwide channels daily, then looking for affordable satellite TV equipment should be your task. Since it can be hard for first-timers to negotiate with sellers of satellite equipment, it is best for you to understand how each piece of equipment works to prevent becoming scammed by equipment distributors and satellite TV enthusiasts.


Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_944.shtml

Electronics Get Personal: Affordable Gadgets Top Everyone's Wish List

Electronics Get Personal: Affordable Gadgets Top Everyone\'s Wish List

By: Chris Robertson


It shouldn't come as a surprise that consumer spending on personal electronics is at an all time high. After all, gadgets are getting both cooler and more affordable. The device viewed as extravagant only a few years ago is a must-have today. Here's an overview of some of the consumer electronics that top everyone's wish list.

Digital Camera

In today's digital age, film cameras are an anachronism. Although a few years ago, experts in the technology field viewed the digital camera as a computer peripheral rather than as a consumer product, the digital camera has caught on like wildfire. And, why not? After all, a filmcard gives the amateur photographer virtually unlimited opportunities to take pictures, review them, and know instantly whether or not he or she got the shot. With options ranging from point-and-shoot to specialty lighting for, say, eBay pictures, digital cameras have something for everyone. The newer models even have the capability to record high quality digital video and easily upload it to popular sites like YouTube.

GPS Receivers

GPS stands for Global Positioning System, and consists of a number of satellites in the Earth's orbit. A GPS receiver takes the information from the satellites to determine your latitude and longitude on the Earth's surface. Map overlays and other data provide the user with valuable information, such as driving directions, the locations of nearby stores, banks, and gas stations, and so forth. GPS receivers are also extremely popular for the relatively new sport of geocaching, where they are used to find containers hidden at certain longitudes and latitudes.

Video Gaming Consoles

When it comes to video games, the numbers are astounding. The video game industry brings in more money per year than the motion picture industry. It's no wonder, then, that video gaming consoles are some of the hottest commodities around. The PlayStation2 is still going strong, while the Xbox 360 made history with the stupendous success of the recently released Halo 3 game.

But perhaps the most revolutionary console of all is the Wii console. With the Wii, gaming is no longer passive. The controllers and nunchuk let players physically become part of the action, and the Wii console welcomes players into an online community where they can construct their own avatars, participate in surveys, and so much more. Plus, the Wii is a fully functional Web browser!

Cellular Phones and Accessories

It's an understatement to say that cellular phones are ubiquitous. Whether you're on the subway, in a bookstore, or driving in a car, chances are good that you are either talking on a cell phone or overhearing another person's conversation. Now that we're always in touch, accessories like a Bluetooth headset are almost a necessity. Wireless connectivity is safer and more convenient, and a Bluetooth headset is like a fashion accessory.

Buying Online

The best news about personal electronics is that, whether you're looking for a digital camera or a laser printer, you can buy it online with a few clicks of your mouse. There are wonderful one-stop online electronics stores that carry everything you could wish for - at incredibly affordable prices. The only question that remains is, what new must-have device will hit the stores next?


Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_968.shtml

Wednesday, January 16, 2008

The Truth About Leatherman XE6

The Truth About Leatherman XE6

By: Richard J Runion


There are a lot of cheap knifes available in the market. You may save a bit of money by buying these knives, but these knives donÂ't remain sharp for long. So, when you actually need to use them at home, youÂ're likely to feel helpless. So, you need to realize that if you want quality, you should be ready to pay for it.

You will save yourself a lot embarrassment by investing in a quality knife. Leatherman products have a reputation for reliability and are popular among users of such tools. These include engineers, army personnel, and fire fighting personnel, among others. Anybody who loves the great outdoors, and goes on camping or kayaking trips, in particular, will just love Leatherman knives.

The handles are anodized and round-edged. This makes them very attractive to look at. Leatherman XE6 is 3.2 inches long, weighs 6.8 ounces, and packs 16 tools, all made of 100% high-grade stainless steel. It is a miniature delight that boasts quality that is difficult to conceal.

The XE6 variant, belonging to the Juice line of Leatherman tools, is the most packed one of all, with a fairly thick chassis. It comes with pliers, wire cutters, and four screwdrivers, apart from a saw, an awl, and a diamond-coated file. An option of straight or serrated knife blades is also offered.

Serrated scissors, plus a corkscrew, can and bottle opener, and a lanyard attachment are the other tools available. Sixteen instruments packed into one should take care of your needs in almost any situation. Especially when it is something as portable as the XE6.

If you think I am going a little overboard in praising this army knife multi-tool, I must inform you that I am not going to ignore its blemishes, if any. Compared to the Wave line of Leatherman tools, the XE6 doesnÂ't have a positive blade-locking mechanism. However, the blades slide into place.

Apart from not having locking blades, the Leatherman XE6 is a bit too hefty for its size. One-hand knife extension is conspicuous by its absence. The scales on the handle could do with better grip. The cock-screw could easily get entangled in the fabric of your pocket. The saw blade is very short.

Despite some negatives, the XE6 is a powerful tool that is covered under LeathermanÂ's 25-year warranty. You can reasonably expect the XE6 to last much longer than other pocketknives. And, yes, itÂ's a good buy.


Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_987.shtml

Wednesday, January 9, 2008

All In One? Purchasing a Wireless Camera Kit

All In One? Purchasing a Wireless Camera Kit

By: Rajesh Karavadia


Security in your home or office is important, especially in this day and age of rampant crime, and especially if you live or work in an area where crime rates are high. If you are planning to put up security measures to protect your home, you might be interested in home security systems, which can include alarms, password-protected areas, even that generic baseball bat under your bed or revolver under your pillow. On the other hand, if you are planning to put up security measures to protect your office, you might be interested in office security systems, which can include monitors, cameras, security guards, and sophisticated digital equipment.

No security system is complete without security cameras, and in this day and age, we all can avail of wireless cameras to fit our security needs. If you are well acquainted with wireless cameras, then you might also have encountered a wireless camera kit, which has many components that all come into play when you wish to protect your home or office. If you are interested in buying a wireless camera kit, you need to know the functions of the basic components, as well as how you can set about buying one.

Wireless cameras offer the advantage of fewer wires, and hence, fewer hassles in setting up a system for your home or office. Wireless cameras, however, operate at a certain frequency that can be interfered with should thieves choose to disable your security system. If you are looking for a wireless camera kit, acquaint yourself well with the frequency at which the kit operates. You might also want to purchase two kits operating at two different frequencies, so that you always have a back up system to take care of your security should the other one be interfered with.

Your wireless camera kit will of course include your wireless camera, along with a mount that can hold it to a wall. When buying your wireless camera, make sure that its resolution is relatively high. This is important if your wireless camera is far away from important locations, such as a safe or cash register; high resolution wireless cameras can show thievesÂ' or intrudersÂ' faces more clearly, a clear advantage when you want to catch criminals immediately after they wreak havoc on your home or business. Look for a wireless camera that can sweep through a large angle, moreover, so that you can monitor a large area for a longer time.

You might also want to look for a wireless camera that is weather and water resistant. Many other security cameras can be damaged if exposed to moisture, or can be destroyed easily in extremely dry conditions. Many security cameras that come with kits, moreover, might not be of the same quality as those that you can purchase individually. If you are purchasing a wireless camera kit, make sure that you are getting one that has the best components, along with the greatest value for your money.

Some wireless camera kits might also have a wireless digital video recorder, or DVR. This can allow you to record any activities remotely as they are picked up by the wireless security camera. When coupled to a high quality wireless security camera, a digital video recorder can record crucial evidence that can be used in court. All you need is a DVR that can record footage in a variety of formats, so that these formats can be stored in your computer or in a retrieval system without any danger of the footage being damaged or destroyed.

These are only a few tips that you can follow when shopping for that wireless camera kit. Be sure to get your wireless camera kit from licensed suppliers, and be sure to examine each component for good quality. If you have a great wireless camera kit, you can use it for a much longer time, and rest assured that your home or office will always be safe.

Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_922.shtml

Thursday, January 3, 2008

Cell Phone Number Directories On-Line

Cell Phone Number Directories On-Line

By: Soli Katir


Number directories, recording of the numbers and identity of callers, and recording missed calls so return calls can later be mad are also cell phone functions. PhoneFusion offers the latest technology to let anyone to unify home, office, cell, fax, and broadband VoIP numbers into one common phone number. Even though it is now possible to keep your cell phone number no matter what carrier you are with people are still changing their cell phone numbers to get a local phone number.

Personal Information, including: full name, mailing address, home, cell and work phone numbers, e-mail address, Social Security number, country of citizenship (most federal jobs require United States citizenship), veterans" preference, highest federal civilian grade held (give job series and dates held) and a professional summary written in the third person. Sure cell phone number lookups are fine and dandy, but what about unlisted, unpublished phone numbers. The VoIP telephone numbers can also be configured to simultaneously report a call to the IP Phone, a landline number, and a cell phone before diverting the call to voice mail.

If your children are old enough to memorize phone numbers, go through the basic family information such as the home phone number, your cell phone number and your address. The hassle with that option: You have to inform your contacts of your new cell phone number each time since you won't have your foreign cell phone numbers until you buy them. But my number 1 pick not only allows you to do unlimited reverse searches on Cell Phone Numbers, but allows you unrestricted access to over 1 billion records.

Also, be leery of directory sites without a toll free numbers or only a cell phone number given, as this could be a suspicious con artist. Personal cell phone users have always been able to add their numbers to the National Do Not Call Registry, it is the same Registry consumers use to register their land lines, by calling toll-free 1-888-382-1222 from the telephone number they wish to register. Simply leave the following information with them: Your full name (often babysitters donÂ't know this), where you will be and the phone number there, your cell phone or pager number, emergency phone numbers fire, police, hospital, etc.


Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_964.shtml

Wednesday, January 2, 2008

Nokia 6500 Classic-A Complete Blend Of Multimedia Technology

Nokia 6500 Classic-A Complete Blend Of Multimedia Technology

By: Austin David


Want a silver screen to watch movie on your palm! The Nokia 6500 Classic can offer fun imaging feature, allowing users to record, playback and stream video on the phone. Born with the best; the Nokia 6500 Classic Phone receives praises from the users because of its compact casing, 3G technology and a 2 inches QVGA LCD screen to provide sophistication while phoning, high speed broadband connection along with fast data transfer, multitasking capabilities and video streaming, and to provide excellent visual presentation respectively.

Order Nokia 6500 Classic from the retailing sites to get the excellent phoning, imaging, and web browsing at an affordable price. The Nokia 6500 Classic Phone encompassed with 2-mega pixel camera and music player provides users with the ultimate imaging and music experiences. The camera can steal the show by offering beautiful images and portraying videos on the screen. The music player can soothe the minds through its tuneful sound and melodious music. As far as messaging is considered; the Nokia 6500 Classic Phone has put much emphasis on text messaging, multimedia messaging and email to assess non-verbal communication. The clarity of communication is determined with wireless connectivity and networking. Order Nokia 6500 Classic online as it does not rely on cables t download games and applications, transmit data and files, send multimedia messages and email and browse internet on the move. In fact, the Nokia 6500 Classic Phone supports Bluetooth, USB, EDGE, Quad Band technology, HSCSD, WAP and XHTML to render wire free communication in the form of multimedia and mobile computing.

When multimedia communication is at its offing; the introduction of the Nokia 6500 Classic Phone has set a new trend of communication to develop computer-generated performance on the mobile phone. In short, the Nokia N6500 Classic is regarded as a sophisticated device designed with all the latest technology you could need.


Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_992.shtml

Tuesday, January 1, 2008

Differences betwen LCD and Plasma TVs

Differences betwen LCD and Plasma TVs

By: Johnny Waymire


Plasma and LCD panels may look similar, but the flat screen and thin profile is where the similarities end. There are a number of significant differences between the two.

Let us understand the meaning of Plasma and LCD Televisions in order to better understand the differences between them.

LIQUID CRYSTAL DISPLAY TELEVISION (LCD TV).

LCD TV uses LCD technology for its visual output. Liquid Crystal Display or LCD is a thin, flat display device made up of a number of color or monochrome pixels arrayed infront of a light source or reflector. In color LCDs each individual pixel is divided into three cells or subpixels which are colored red, green and blue. Each cell or subpixel can be controlled independently to yield thousands or millions of possible colors for each pixel. LCD TVs can make for excellent High Definition TV viewing.

LCD TVs - The Good

1. Excellent Color Reproduction - LCDs can display millions of colors accurately.

2. Multi-functional - LCD TVs have a plethora of connectivity options. They typically include inputs for composite video, S-video, High Definition Multimedia Interface(HDMI) and PC In.

3. No Burn In - With LCDs there is no problem of Burn In. Some TVs that rely on phosphors such as Plasmas and CRTs can experience Burn In where ghost images are permanently burned into the screen.

4. Inherently Progressive - LCDs use millions of tiny transistors that can be individually controlled by the "brains" inside the display. So LCDs can easily handle progressive-scan sources.

5. High Resolution - LCDs can display High Definition content with resolutions of 1366x768. The highest resolution achieved in a LCD is 1920x1080. 1080p is also called Full High Definition whereas 720p is called High Definition.

LCD TVs - The Bad

1. Expensive - LCD TVs are great but they are not cheap. LCD TVs cost more per inch than plasmas.

2. Poor Reproduction of Blacks - LCD TVs tend to produce grays, not blacks.

3. Limited Viewing Angle - LCDs have typically poor viewing angle. However, there has been a drastic improvement on this front with latest LCDs achieving a wide viewing angle of 178 degrees.

4. Slow Response Time - LCDs have longer response times than Plasmas.For example, when moving the mouse too fast on an LCD, multiple cursors can sometimes be seen. This is also known as Ghosting Effect. But this problem seems to have been addressed with the latest LCD TVs with response times as low as 8ms.

5. Low Contrast Ratio - Contrast Ratio is the ratio of the intensity of the brightest bright to the darkest dark. LCDs comparitively have lower Contrast Ratios than Plasmas.

PLASMA TELEVISION

A plasma screen contains literally millions of gas-filled cells (each one acting as a single image pixel) trapped between two pieces of glass. An electrical grid zaps these cells and causes the gases to ionize (and ionized gas is plasma - hence the name). The ionized gases, in turn, cause a layer of phosphor on the viewer's side layer of glass to light up. Plasma TVs combine a thin, compact chassis with a truly large screen size. Despite their compact dimensions Plasmas are available in 42+, 50+ and even 60+ inch sizes.

Plasma TVs - The Good

1. Excellent Brightness - Plasma TVs don't rely on a light bulb shining through or reflecting off of something (as an LCD or DLP system does). Plasma brightness is even better than CRT's in some ways because the picture is evenly bright across the entire screen.

2. High Resolution - The finest plasma TVs have such high resolutions (and such smooth images) that they look life like.

3. Progressive in nature - All the pixels on the screen light up simultaneously. You can have progressive HDTV sources (such as 720p) and non-HDTV sources (such as progressive-scan DVD players) displayed to full advantage on a plasma HDTV.

4. Wide Viewing Angle - Plasmas have a wider viewing angle as compared to LCDs. Plasma displays have a good picture even when you're sitting "off axis" (not perpendicular to the screen surface). This is a huge benefit for smaller rooms, where viewers may sit relatively far off to the sides of the screen, at wider angles.

Plasma TVs - The Bad

1. Burn-In - Plasmas rely on phosphor to display video. This can cause Burn-In where ghost images are permanently burned into the screen.

2. Short Lifespan - Another phenomenon of any phosphor-based display system is that eventually the phosphors "wear out" or lose their brightness. This is a subtle and slow process, but it inevitably happens.

3. Less-than-perfect color reproduction - Although plasma displays can produce a breathtaking array of colors, a lot of sets have the unfortunate tendency to make red colors look more orange than true red.

4. Poor reproduction of black - Plasma TVs fall short in the realm of reproducing black images. Most plasmas do slightly better job than LCD TVs at black reproduction, but they fall short of CRTs and some projection systems.



Other factors such as pricing, weight, power usage, high altitude performance and transportation are other considerations that apply on a person to person basis. So I will briefly just state the overall differences in these areas.

Pricing: Plasma TVs are still significantly less expensive than LCD in sizes over 32".

Weight: LCD TVs are considerably lighter and as such easier to mount and install. SoÂ… Plasma TVs will almost likely require a professional installer.

Power Usage: LCD TVs use on average half of the power Plasma TVs use

High altitude performance: High altitudes can affect the performance of plasma TV displays because the gas held inside each pixel is stressed, and has to work harder to perform. SoÂ…Â…LCD TVs are better at high altitude (6500 feet and above).

Transportation: LCD TVs are lighter and far less fragile than plasma displays making shipping easier and less expensive.

Because technology in both Plasma and LCD TVS is advancing rapidly we may find some of these differences (such as size) very minimal in the near future.



Article Source:
http://www.articlecity.com/articles/gadgets_and_gizmos/article_927.shtml

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