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Tuesday, January 15, 2008

Choosing Your HDTV Television

To take full advantage of the great number of HDTV stations you can get with your satellite system, you will want a television with a breathtaking picture and mind blowing sound. When shopping for a television today, you have many more options than just a few years ago. From several hundred dollars, to a price similar to that of a new Corvette, you can choose the television to fit your budget and lifestyle.

If you want to watch satellite programming you will need a tv that is at least HDTV ready. Your satellite service provider will supply you with an HDTV tuner. Even if you will not be watching much HDTV programming, there is still a huge benefit to watching a digital television. All HDTV and HDTV ready tv's contain upconversion circuitry that cleans up the picture with even non HDTV signals.

If you watch a lot of movies or dvd's, you might want to purchase a widescreen television. A widescreen tv has a 16:9 aspect ratio screen, as opposed to the traditional television screen with a 4:3 aspect ratio. You can enjoy watching movies on a screen shaped like a movie theater screen, and view non digital programming in a side cropped view, or stretch the picture to varying degrees to fill the screen. All HDTV programming uses the 16:9 aspect ratio.

The least expensive option is the good old fashioned CRT (cathode ray tube) television. It has been around since 1927, and it is the least expensive option. It is built around a single picture tube, and provides excellent contrast and overall picture quality. A higher end picture tube television will actually give a smoother appearance of motion than a flat-panel tv. The primary drawbacks of tube tv's are their immense weight (compared to newer technology), and the considerable depth of the sets themselves, both severely limiting your installation choices. Also, the largest tube television available is 36", so if you need a larger picture, you might want to step up to flat-panel television.

LCD and Plasma screens are the two options available in flat-panel televisions. Both are incredibly thin and lightweight, and can be wall mounted if you choose to do so. An LCD (liquid crystal display) contains thousands of crystals sandwiched between two glass or plastic plates, which are acted upon by electrical current, creating images on the screen. A plasma screen consists of thousands of pixel cells filled with gases that excite phosphors, producing light, and thereby your picture.

The weight of an LCD and a plasma tv are comparable, with the LCD models being slightly lighter in the 40" range. As the screen size approaches 60", the weight of the LCD overtakes that of the plasma screen. The display panel tends to last longer with the LCD than with the plasma models. LCD televisions are not vulnerable to burn-in, also known as image shadowing or ghosting, like plasma screens. Burn-in is essentially burned, or worn out pixels in a plasma screen that have been damaged over a period of time and retain color information from static images like network logos, etc... Plasma tv's tend to have more accurate color reproduction than LCD models, and are currently less expensive than a comparable LCD. While the largest LCD tv at this writing is 65", that is likely to change quickly as the technology evolves with the latest innovations in the computer monitor industry. The largest plasma screen television currently produced is the Panasonic TH-103PZ600U103", which boasts a massive 103" screen, and is expected to carry a whopping retail price of about $70,000 when is hits US markets in late 2006.

Remember the old, bulky rear-projection televisions that were almost a yard deep and weighed nearly as much as a VW Bug? Todays digital big screen tv's take up much less space, and a 60" television can weigh under 100 lbs. Digital big screens are capable of brightness that is unmatched by the older CRT televisions, and do not suffer burn-in like the plasma tv's. These digital big-screens also contains a consumer replaceable lamp that restores picture quality to its original brilliance. prices for these sets are very reasonable, usually one half to two thirds the price of a similar sized plasma or LCD television. One disadvantage of the big screen tv's is still size; even with technological advancements, these models take more room for installation than the flat screen televisions, and are not practical for wall mounting. The ideal viewing angle is only achieved straight on, and in a seated position.

For a true movie theater experience at home, a front projection tv may be a good choice. This is a two piece system consisting of a projector and a screen. They offer picture sizes up to 300", and do not include any type of tv tuner, instead displaying signals from a satellite receiver or cable box. The best viewing experience with a front projection setup requires a fairly dark environment, and is definitely not for everyone. However, for cinema lovers, there is no better way to bring your favorite film to life. Pricing for good projectors starts at just under $1000, and screen prices vary according to size, with most models falling somewhere between $300 and $1500.

Whether you watch mainly sporting events, movies, or dvd's, a modern television can give new life to your favorite programming. As technology advances at an astonishing pace, prices for larger and more sophisticated television sets continue to come down. If you do some shopping online and find that you can't quite afford the tv that you want, save money for five to six months; no matter how much or how little you are able to save, chances are you will be able to afford the set you want as prices come down. just don't blow the money you have saved - you might need to build a new room to house the larger set you will be buying in two years.

Gregg Pennington owns the website http://satellitetv.easy-lookup.com, a site dedicated to satellite tv and television technology.

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Buying A Wireless Home Security Camera Advice

Nothing Goes Unchecked with a Wireless Home security camera

Many parents fear whenever they leave their children under the care of a babysitter. Will that person take good care of the child? What will happen in case of an emergency? Besides babysitters, many mishaps can fall upon a house, from pranksters breaking a window to thieves stealing the family valuables. However, with a wireless home security camera, homeowners can finally know about everything that happens on their property. If a crime were committed on their property, would not every homeowner want to know exactly what happened and who did it?

Setup and Operation

A wireless home security camera can cost as little as $50, making it a viable option for every household. installation takes only a few minutes to screw the camera into a wall or ceiling, supply it with power, and configure the wireless signal for the receiver. Receivers most often record a video feed to a VCR or dvr (digital video recorder) box, although the latter is becoming more popular with its greatly enhanced recording capacity, able to keep weeks of video feed at any given time. Many automatic recording devices begin to record over the oldest video feed whenever the capacity is reached on a medium, whether it be a video cassette, DVD, or hard drive within a dvr box.

Because cameras can be so tiny, they are easily hidden behind a flower pot or in a dark corner. Many include night vision that switches to a normal color spectrum whenever a strong light source is present, making them ideal for all times of day. Wireless cameras have many advantages over traditional wired cameras, from their ease of installation to ability to be quickly moved hundreds of feet away while remaining entirely operational the whole time. Beyond that, recorders for a wireless home security camera can generally support more devices than wired recorders can, meaning a wireless owner can easily double the amount of cameras without having to buy a new recorder.

New cameras have many new types of technologies to suit any need. Underwater capabilities make some cameras fit perfectly in an aquarium, and a tiny bullet wireless home security camera will fit just about everywhere else. Night vision provides illumination even in the darkest nights, and high resolution cameras can pick out every detail in a room. digital and optical zoom can provide surveillance over a large distance, so that a camera located on a house could have a video feed of a pool hundreds of feet away, making it perfect to keep an eye on the kids from the living room. With such a cheap price tag, ease of installation, and various capabilities to suit any occasion, every house needs a wireless home security camera.

Kerry Gibbs is an interior designer in Phoenix, arizona. Check out these great Home Security articles and resources or more specific Wireless Home Security Systems advice.

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