Provides a format and recording standard for 9-track, 12,7 (0,5 in) wide magnetic tape and reels to be used for information interchange among information processing systems, communication systems, and associated equipment utilizing the 7-bit coded character set specified in ISO 646 or its 7-bit or 8-bit extensions specified in ISO 2022. References: ISO 962; 1001; 1864.
Số hiệu tiêu chuẩn
ISO/IEC 3788
Tên tiêu chuẩn
Information processing; 9-track, 12,7 mm (0,5 in) wide magnetic tape for information interchange using phase encoding at 126 ftpmm (3200 ftpi); 63 cpmm (1600 cpi)
Ngày phát hành
1990-08-00
Từ khóa
Bit densities * Data * Data processing * Data recording * Dimensions * Information exchange * Information interchange * Information processing * Instruments * Magnetic tapes * Magnetization * Mean * Spaced * Specifications * Spools * Storage * Track formats * Track position * Track widths * 9 tracks * Block partitioning * Nine tracks * Bobbin hubs * Direction of tape winding * Reels * Recording mode * Tape tension * EDP * Processing * Distances * Flux transition * Bit coded character set * Data exchange * Inductors