This Standard ECMA-70 specifies the mechanical, physical and magnetic characteristics of a 130 mm magnetic flexible disk cartridge recorded at 7958 ftprad on 40 tracks on each side to provide physical interchangeability between data processing systems. It also specifies the quality of the recorded signals, the track layout and two track formats.
Full data interchange between data processing systems is provided by either:
Archives
- ECMA-70, 1st edition, January 1981Download