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Explores how a video recorder functions. Historically also covers the functions and development of magnetic recording, including audio recorders. Epilogue: Scrap video recorders are arranged to spell out "THE END." The camera then zooms out, revealing Tim watching a recorded version of the epilogue.
A video tape recorder (VTR) is a tape recorder designed to record and playback video and audio material from magnetic tape. The early VTRs were open-reel devices that record on individual reels of 2-inch-wide (5.08 cm) tape.
A videocassette recorder (VCR) or video recorder is an electromechanical device that records analog audio and analog video from broadcast television or other AV sources and can play back the recording after rewinding. The use of a VCR to record a television program to play back at a more convenient time is commonly referred to as time shifting.
Marvin Camras (January 1, 1916 – June 23, 1995) was an electrical engineer and inventor who was widely influential in the field of magnetic recording. Camras built his first recording device, a wire recorder, in the 1930s for a cousin who was an aspiring opera singer named Willy. He also built Willy a telephone, because he could not afford ...
Sound cannot be recorded on a VHS tape without recording a video signal because the video signal is used to generate the control track pulses which effectively regulate the tape speed on playback. Even in the audio dubbing mode, a valid video recording (control track signal) must be present on the tape for audio to be correctly recorded.
A video recorder may be any of several related devices: Digital video recorder (DVR); Personal video recorder (PVR) DVD recorder; Videocassette recorder (VCR)