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Digital Projector — Give a Bigger Picture

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Digital projectors are those video projectors which are used in conferences for presentations. The digital projectors receive video signals from, usually, desktop computers and display images on large screens which can be easily comprehended by all in the gathering.


Two Types of Digital Projectors
To begin with, there are two technologies used by digital projectors, the older one being the LCD, liquid crystal display with independent transparent panels of LCD for each constituent primary color (red, blue and green.) The image transmission depends on the signal received by the projector from PC which redirects the light signals through these LCD panels and lens onto a screen. The LCD projectors look pretty similar to older slide projectors and are simple in

5 Reasons Why A DLP HDTV Should Be In Your Future
...of their thin configuration they can be placed closer to the wall or even mounted right on it, allowing more viewing area in the room that would not have been possible with older bulky TVs. All in all, HDTV and ...
construction and thus cost less in comparison to their successors DLP projectors. The LCD can be thought of as slides placed at the focal length of the lens making it complete. Clarity of picture in LCD projectors depends on the number of pixels it is set for. (Pixels are smallest area of data or picture holders)


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HDTV-Blu-Ray vs HD-DVD - The Beginning Of A New Rivalry?

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Now that we have more and more HDTV’s it has become a battle of HDTV-Blu-Ray vs HD-DVD. This similar to past battles like VHS vs Beta in the ’80’s. The main similarity to the two is the wavelengths at which they are read. In the past CD’s and DVD’s used lasers that were about 650nm long, while the newer ones, HDTV-Blu-Ray vs HD-DVD, both use ones that are 405nm long. Believe it or not this makes a huge difference on quality and space.


Besides this basic information the amount of information that can be stored on these is a lot better than in the past. Older DVD’s or what are now called standard DVD s can hold around 4.7GB

How Does SED TV Technology Compare to OLED and FED Technology?
...flat-panel display technology that uses a grid of tiny cathodes for image generation. Sony is researching FED because some believe it is the flat-panel technology that comes closest to matching the picture of CRT. FEDs were invented more than 20 ...
of information. Because of this they can hold about a two hour-long movie with a few extras that will play well on regular televisions. Yet this won’t allow for great viewing on higher resolutions. But with HDTV-Blu-Ray vs HD-DVD, can both hold more.


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HDTV Tuners

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HDTV tuners are specially planned devices which receive and output HDTV signals. The HDTV (high definition television) is the latest addition in DTV. These transmit programs in a widescreen format with high resolution pictures and surround sounds. Thus, they provide ambience and feel of theaters in homes.


The HDTV tuners are also known as a decoders, receivers, and set-top boxes. A HDTV tuner will receive signal in the form of ATSC formats. The received signals are decoded in HDTV signal before displaying it on your television screen. The picture quality of HDTV will range from 720p to 1080i with a ratio of 16:9. Generally, the HDTV tuners will receive all the HDTV

LCD vs DLPs
...produce higher contrast video with deeper black levels than you normally get on an LCD projector. DLP has ardent followers in the home theater world primarily due to this key advantage. Thus due to stiff competition both LCD and DLP ...
signals including cable, satellite, OTA (over-the-air) broadcasts, and digital- VHS recordings.


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Before Buying Your First LCD HDTV

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Everyone wants quality and affordable LCD HDTV and all manufacturers say that their TVs are both of high quality and affordable. So is that mean all LCD HDTV out there worth buying? How does a customer choose the right LCD HDTV? Well the answer is it all depends on your needs. Will you use it to play games or an alternate computer monitor or just simply to watch tv programs? When you’re anxious to buy your first HDTV take a deep breath and relax. You’ll need a cool head to choose between all those brands and models.


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Understanding Different TV Technologies

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Anyone who has been watching TV for a few decades now tends to feel that flat panel television is the best thing to have happened to television viewers. The market is now flooded with advanced television technology in the form of plasma televisions, LCD televisions, DLP televisions and projection TV.


It s The Difference:


Flat panel televisions comprise of Plasma, LCD, rear projection, and DLP TV. These terms can appear confusing to someone who is trying to decide on which of these is best. Here is a quick look at what goes behind each of these technologies to bring those fantastically real images to the viewer:


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