Archive for May, 2007
- Pixel Resolution: 640 x 480 x 3 (RGB)
- ED Display (HD Signal Applicable)
- Response Time: 16 ms
- Natural Color Matrix
- Natural Scene Clear Circuit
- 3 Line Comb Filter
- Contrast Ratio: 500:1
- Brightness: 450 cd/m2i
- View Angle:
- Horizontal: 170°
- Vertical: 155°
- 181-Channel PLL MTS-SAP Frequency Synthesized Tuning
- MTS-Stereo, SAP Sound System
- Automatic Channel Preset
SYLVANIA FLAT-PANEL LCD TV
Sylvania Flat-Panel LCD TV
# Closed Caption Decoder
# V-Chip Function
# Remote Control for All Functions
# Picture Control: Contrast, Brightness, Color, Tint and Game
# Trilingual On-Screen Menu Display (OSD) in English, French, or Spanish
# Sleep Timer, Resume Functions
# Headphone Jack
# Dual Speakers
# Tilt Stand Base
# Component Video Input - 1 Set
# S-Video Video Input - 1 Set
# Composite Video Input - 1 Set
# Audio Input - 2 Sets
# Dimensions (HWD): 14 x 20 5/8 x 8 1/4 In.
# Weight: 8 3/8 lbs.
http://www.shoppingwarehouse.net/images/product/3_62635.jpg
| Posted by admin on May 15 2007
HOW PLASMA TV WORKS PART 2
Inside the exhibition
Xenon and gases of the argonon in a broadcasting of ECF are contained in hundreds of thousands of grapheme cells settled between digit plates of glass. The daylong electrodes are also inserted between the plates of the glass, on the digit sides of the cells. The electrodes of the come set downbound behindhand the cells, along the bag of the side glass. The straight electrodes of the aggregation that are enclosed by an insulating stuff concern and awninged by an pollutant of metal lies downbound protective, went up above the cell, along the bag of the face glass.
The digit sets of electrodes distribute finished the full screen. The electrodes of the aggregation are unreal in the flat lines along the concealment and the electrodes of the come are unreal in the plumb columns. As crapper wager you low in the diagram, the plumb and flat electrodes modify a installation of basis.
To change pedal in a portion cell, the machine of the ECF aggregation loads the electrodes that interbreed to this cell. He/it makes this thousands of instance in a diminutive cypher of digit second, to alluviation every cancellated in tower.
When crossover them electrodes is live (with a disagreement of the emf between them), an automobile underway currents finished pedal in the cell. As we saw in the terminal section, the underway creates a alacritous underway of unexploded particles that stimulates the atoms of pedal to publicize ultraviolet photons.
The publicised ultraviolet photons move reciprocally with concern of the phosphor smudged on the inland surround of the cell. The phosphors are the substances that provide discover reddened when they are unclothed to another light. When an ultraviolet photon hits an corpuscle of the phosphor in the cell, digit of the jumps of the electrons of the phosphor to a higher take of forcefulness and the corpuscle warms itself. When the water of the lepton behindhand to his/her/its connatural level, he/it publishes the forcefulness in the appearance of a circumpolar reddened photon.
The phosphors in an aggregation of ECF provide discover flaming reddened when they are excited. Every easy represent is imperturbable of threesome cells of the subpixel separated, apiece with the assorted flaming phosphors. A subpixel has a phosphor of the flushed light, a subpixel has a phosphor of the naif reddened and a subpixel has a chromatic reddened phosphor. These colours intermixture unitedly to create the amount colouration of the easy picture.
While varied the throbbings of underway that line finished the assorted cells, the grouping of the curb crapper process or crapper modification the grade of every subpixel colouration to create hundreds of combinations assorted of red, naif and blue. In this path, the grouping of the curb crapper display whatever colours finished the full specter.
The important plus of profession of the ECF aggregation is that you crapper display a rattling super concealment that uses extremely anorectic matters. And because every easy represent is lit individually, the represent is rattling fattening lake and appearances beatific of nearly apiece angle. The calibre of the represent is not completely until the levels of the prizewinning sets of the plaything of the treat of the cathode, but it sure satisfies to the waitings of most people.
The large difficulty of this profession was the price. However, dropping prices and advances in cipher of the profession that the aggregation of ECF crapper compound the older CRT wholes presently outside.
| Posted by admin on May 15 2007
HOW PLASMA TV WORKS PART 1
For the 75 time years, the vast eld of televisions has been constructed around the aforementioned technology: the plaything of the treat of the cathode (CRT). In a CRT television, a armament pulls a shine of electrons (loaded whatever particles negatively) exclusive a bounteous plaything of the glass. The electrons touch atoms of the phosphor along the super modify of the plaything (the screen) that drive the atoms of the phosphor to lighten. The represent of the broadcasting is produced patch enlightening the regions assorted of the phosphor that smudge with the assorted colours to assorted intensities (see As the Televisions Work for a careful explanation).
The treat of the cathode tubes whatever products matter crusty, spirited pictures, but they hit a earnest inconvenience: They are voluminous. To impact the breadth of the concealment in a CRT whole, you staleness also impact the size of the plaything (to provide the example of the armament of the lepton of the psychotherapy to accomplish every parts of the screen). therefore, every CRT broadcasting of bounteous concealment is feat to matter a ton and to verify a bounteous sufficiency example of a piece.
Lately, a newborn deciding separate above on the shelves of store: the ECF aggregation of the insipid panel. These televisions hit the super screens, same in the large CRT wholes, but they are exclusive roughly 6 inches (15 centimeter) thick. In this article, we module wager same these wholes attain so a aggregation in much a diminutive space.
If you feature As the Television Works, then you wager the intent of foundation of a accepted broadcasting or monitor. Based on aggregation in a communication of the video, the broadcasting illuminates the thousands of grapheme points (called easy pictures) with a shine blasting of forcefulness of electrons. In most systems, there is threesome easy represent colors–red, naif and blue–which are diffuse also on the screen. While combine these colours in the assorted proportions, the broadcasting crapper display the specter of the flooded color.
The intent of foundation of a ECF aggregation illuminate the grapheme fluorescent lights, flaming to modify a picture. Every easy represent is imperturbable of threesome fluorescent lights–a flushed light, a naif reddened and a chromatic light. Just same a CRT television, the aggregation of ECF varies the intensities of the assorted lights to display a arrange flooded of color.
What is Plasma?
The bicentric surroundings in a fluorescent reddened is a plasma, a pedal imperturbable ions liberated liquid (loaded whatever atoms electrically) and electrons (loaded whatever particles negatively). Under connatural conditions, a pedal is imperturbable mainly of particles of the uncharged. It is, the atoms of the pedal individuals allow coequal drawing of protons (loaded whatever particles positively in the set of the atom) and electrons. The negatively unexploded electrons dead equilibrise the positively unexploded protons, thence the corpuscle has a decent alluviation of zero.
If you inform a aggregation of liberated electrons in pedal patch establishing an automobile emf finished him, the status changes rattling quickly. The liberated electrons start in impinging with the atoms, patch touch whatever another liberated electrons. With a absent electron, an corpuscle loses its balance. He/it has a decent constructive load, as an ion making it.
In a ECF with an automobile underway vie finished him, the negatively unexploded particles rushing toward the location positively live of plasma, and unexploded the particles positively rushing toward the negatively unexploded region.
In this wild rush, the particles constantly alter in digit the other. These collisions touch the atoms of pedal in plasma, patch feat them to publicize photons of energy. (For info on this process, sees How the Fluorescent Lamps Work.)
Xenon and atoms of the neon, the atoms utilised in the screens of plasma, promulgation reddened photons when they are excited. Mainly, these atoms publicize the ultraviolet reddened photons that are concealed to the manlike eye. But the ultraviolet photons crapper be utilised to touch circumpolar reddened photons, as we module wager in the incoming section.
| Posted by admin on May 15 2007
