This International Standard specifies the physical and magnetic characteristics of such cartridges. It also specifies the quality of the recorded signal, the format and the recording method, thereby allowing data interchange by means of such magnetic tape cartridges.
DS/ISO/IEC 10777:1993 history
1993DS/ISO/IEC 10777:1993 Information technology. 3,81 mm wide magnetic tape cartridge for information interchange. Helical scan recording. DDS format