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The operation of the TV is based on the phenomenon of the xinchi, which is absolute responsible for that light is transformed into electric current in a camera that is plausible to be transmitted high-frequency waves, which reach the antenna reception and this is where the reproduction of the image is produced on every TV screen.
Incredible advances in the field of technology have made that television, the appliance for household use by excellence, will be reached by them and then, today, is possible to find several versions of televisions, starting from the most ancient to the most recent: tube CRT, projection, LCD and plasma screen parent of led.
The screen resolution is essential, since it will affect the sharpness of the image that receive our appliance, meanwhile, the resolution in pixels is the amount of individual points which presents a screen, typical resolution is 720 × 480, this means that the display has 720 horizontal pixels and 480 vertical pixels; the higher the screen resolution, the greater the clarity that gives us the same.
Note that the first televisions only reproduced images in black and white until those appliances that allow the transmission of color images have been created.
On the other hand, it is also common that the term TV is used to account for the transmission of images and sound system remote via Hertzian waves, in addition to the above for the device that embodies it.
Article contributed by the team of collaborators.