He TV it’s a electronic device that allows the reception and reproduction of television signals. Generally consists of a display and knobs or controls; was created on January 26, 1926 by the Scottish engineer and physicist John Logie Baird and to this day it has become one of the most popular gadgets in the worldshowing enormous daily use.
The operation of the television is based on the phenomenon of photoelectricitywhich is absolutely responsible for the fact that light is transformed into an electric current in a camera that is plausible to be transmitted by high frequency waves, which reach the reception antennas and at that moment is where the reproduction of the image on the screen of each television.
The incredible advances achieved in the field of technology have meant that the television, the appliance for domestic use par excellence, is affected by them and so, today, it is possible to find various versions of televisions, starting with the oldest. to the most recent: cathode ray tube, projection, liquid crystal and plasma screen, led matrix.
The screen resolution is essential, since the same will affect the sharpness of the image received by our devicemeanwhile, the resolution in pixels is the number of individual points that a screen presents, the typical resolution is 720×480, this implies that the screen presents 720 horizontal pixels and 480 vertical pixels; the higher the screen resolution, the greater the sharpness that it offers us.
It should be noted that the first televisions only reproduced images in black and white until those devices that allowed the transmission of color images were created.
On the other hand, it is also common for the term television to be used to account for the system of remote transmission of images and sound through hertzian wavesin addition to the one mentioned to name the device that materializes it.
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