JIS X 6212:1990废止
Track format of 130 mm flexible disk cartridges - 7958 ftprad
出版：Japanese Standards Association
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基本信息
标准编号： JIS X 6212:1990
标准类别：Standard
出版单位：Japanese Standards Association
标准页数：15
标准简介
This Japanese Industrial Standard specifies track formats for recording information on the 130 mm fiexible disk cartridges specified in JIS X 6211 (hereafter referred to as the "fiexble disks") at 7958 flux transitions per radian (ftprad), and at a tracks density of 1.9 tracks per mm (tpmm) or of 3.8 tpmm.
