In the actual circuit, the horizontal pincushion correction circuit works similarly to the vertical pincushion correction circuit, and is corrected by a magnetic saturation transf…
HDP broadcast, when there is no smart network set-top box, it is known to HD enthusiasts, then, it is not easy to change a live source, when live broadcast source problems can not be played, often only through the brush can be updated, there are inconvenience, but HD lo…
According to experts, the radiation frequency of the electromagnetic oven is only equivalent to one-sixtieth of that of