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OCR: G TECHNOLOGIE -95 The large reels of computer tapes you I might have seen in old movies are called open reel tapes and resemble sp ools 16 mm film. Access speeds for open reel tapes are mea- sured in seconds not milise conds Open reel tapes are still used as distribution me dium for mainframe and microcomputer systems. Newer tape storage devices for these com- puters typically use half-inch tape cartriges tape cartridge remov able magnetic tape module similar to cassette tape InfoWeb The most types of tape drives for microcomputers also use tape cartridges, but there are several tape specific cations and cartridge sizes. QIC (quarter-inch cartridge) is a tape cartrige that contains quarter-inch wide tape Depending on tape length, QIC tape capacities range from 340 I MB to 2 GB. DAT (digita ...