Video technology was 1st developed for mechanical tv systems, that were quickly replaced by electron beam tube (CRT) tv systems, however many new technologies for visual display unit devices have since been made-up. Video was originally completely a live technology. Charles Ginsburg light-emitting diode AN Ampex analysis team developing one in every of the primary sensible video magnetic recorder (VTR). In 1951 the primary video magnetic recorder captured live pictures from tv cameras by changing the camera's electrical impulses and saving the data onto magnetic video tape. Video recorders were oversubscribed for U.S.A. $50,000 in 1956, and videotapes price U.S.A. $300 per one-hour reel.[2] but, costs step by step born over the years; in 1971, Sony began marketing tape recorder (VCR) decks and tapes into the patron market.[3] The use of digital techniques in video created digital video, that permits higher quality and, eventually, a lot of lower price than earlier analog technology. when the invention of the DVD in 1997 and Blu-ray Disc in 2006, sales of videotape and equipment plummeted. Advances in engineering permits even cheap personal computers and smartphones to capture, store, edit and transmit digital video, more reducing the value of video production, permitting program-makers and broadcasters to maneuver to tapeless production. the arrival of digital broadcasting and also the subsequent digital tv transition is within the method of relegation analog video to the standing of a bequest technology in most elements of the planet. As of 2015, with the increasing use of high-resolution video cameras with improved dynamic vary and color gamuts, and high-dynamic-range digital intermediate knowledge formats with improved color depth, fashionable digital video technology is connection with digital film technology.