
Track format for 90 mm flexible disk cartridges - 7958 ftprad
出版:Japanese Standards Association

專家解讀視頻
基本信息
標準編號: JIS X 6222:1990
標準類別:Standard
出版單位:Japanese Standards Association
標準頁數:13
標準簡介
This Japanese Industrial Standard specifies track formats for recording information on the 90 mm flexible disk cartridges specified in JIS X 6221 (hereafter referred to as the "flexible disks) at 7958 flux transitions per radian (ftparad), and at a track density of 5.3 tracks per mm (tpmm).
本標準替代的舊標準
等同采用的國際標準
ISO 8860-2:1987 - Equivalent