Video is an electronic medium for the recording, copying, playback, broadcasting, and display of unbearable visual media.
Video was first developed for mechanical television systems, which were speedily replaced by cathode ray tube (CRT) systems which were far away along replaced by flat panel displays of several types.
Video systems alternating in display unyielding, aspect ratio, refresh rate, color capabilities and added qualities. Analog and digital variants exist and can be carried upon a variety of media, including radio push, magnetic cd, optical discs, computer files, and network streaming.
Video technology was first developed for mechanical television systems, which were speedily replaced by cathode ray tube (CRT) television systems, but several subsidiary technologies for video display devices have past been invented. Video was originally exclusively a rouse technology. Charles Ginsburg led an Ampex research team developing one of the first practical video folder recorder (VTR). In 1951 the first video sticker album recorder captured live images from television cameras by converting the camera’s electrical impulses and saving the mention onto magnetic video record.