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Digital8 is the most recent 8mm video format. It retains the same physical cassette shell as its predecessors, and can even record onto Video8 (not recommended) or Hi8 cassettes. However, the format in which video is encoded and stored on the tape itself is the entirely digital DV format (and thus very different from the analog Video8 and Hi8 ...
Digital8 machines run tape at 29 mm per second, faster than baseline DV (19 mm/s) and comparable to professional DV formats like DVCAM (28 mm/s) and DVCPRO (34 mm/s). A 120-minute 8-mm cassette holds 106 m of tape and can store 60 minutes of digital video. A standard DVCPRO cassette holds 137 m of tape, good for 66 minutes of video.
DV (from Digital Video) is a family of codecs and tape formats used for storing digital video, launched in 1995 by a consortium of video camera manufacturers led by Sony and Panasonic. It includes the recording or cassette formats DV, MiniDV, HDV, DVCAM, DVCPro, DVCPro50, DVCProHD, Digital8, and Digital-S. DV has been used primarily for video ...
The company was formed with the aim of taking the 8 mm video format and making it suitable for data storage. They did so by building a reliable mechanism and data format that used the common 8 mm helical scan video tape technology that was available then. Exabyte's first 8 mm tape drive was made available in 1987.
Several companies sold VHS backup solutions in the 80s and 90s where data was converted to a video image which was then saved on a VHS tape. the Corvus "Mirror" ( U.S. patent 4380047A) the Metrum Model 64 on S-VHS tape, [2] the Danmere Backer tape backup system, [3] [4] the Alpha Microsystems Videotrax [5]
A 14-inch reel of 2-inch quad videotape compared with a modern-day MiniDV videocassette. Both media store one hour of color video. The first commercial professional broadcast quality videotape machines capable of replacing kinescopes were the two-inch quadruplex videotape (Quad) machines introduced by Ampex on April 14, 1956, at the National Association of Broadcasters convention in Chicago.
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