DIFFERENCES BETWEEN PLASMA AND LCD

Today, images seen on televisions sets are a far cry from years ago. The most popular options include plasma and LCD, each distinct and with pros and cons. In this article, we wanted to address what each of these choices represent so when you get ready to buy a new television, you will be able to make an educated decision.

Plasma Television

First, we will start with the plasma television, which to sum it up, is a technology based on the fluorescent light bulb. Now, the display aspect of the plasma television is comprised of cells, each with two glass panels that have a small gap for separation. This narrow space is where the neon-xenon gas is injected, and then finally sealed. For the plasma television to wok, the trapped gas is electrically charged at very precise intervals, which means it creates green, blue, and red phosphors. The result is the beautiful image on the screen.

One of the positive aspects of the plasma technology is that the heavy picture tube was eliminated. Additionally, plasma eliminates what is known as electron-beam scanning, the same type of technology seen in earlier sets. The reason is that the electrically charged phosphors are capable of producing the image you see. Now, while plasma televisions are an excellent choice, they do produce more heat than a standard set, as well as have some issues with static on the screen.

LCD Television

Now we will move on to LCD technology, which is very different. The panels in this case consist of two layers, both transparent. These panels are specially polarized, after which they are glued. On one layer, you have a polymer coating, which helps to hold the individual liquid crystals. Next, electrical current goes through the crystals, letting them block or pass light, which then results in the image you see on the screen.

Keep in mind that these liquid crystals are not actually responsible for producing light, which is why a fluorescent light bulb or some other light source is required. One of the things that make an LCD television different from a standard or plasma set is the void of phosphors, as well as the light source, meaning less heat, and less power for operation. In addition, an LCD television does not emit radiation from the screen.

As you can see, both plasma and LCD technology are great choices but there are distinct differences. For instance, plasma technology means you can have a larger screen, great for movies and sporting events, contrast ratio is better, color and saturation are better, and even motion tracking is improved. However, plasma television is also at greater risk for the burn-in of static images on the screen. Other downfalls are that plasma produces more heat, has a shorter life span, and interestingly, does not perform well in high altitude regions.

The positive things about LCD technology is the elimination of burn-in static, zero problems with high altitude, operation is cooler, lighter weight, longer display life, and brighter image. Just as with plasma, LCD also has some negative aspects. For example, the contrast ratio is lower, meaning deep blacks are not as crisp, tracking motion is not as good as plasma, screen size is less, more expensive, and finally, LCD has a slight risk of the panels burning out.


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