ISO 3275:1974 Preview
Information processing -- Implementation of the 7- bit coded character set and its 7- bit and 8- bit extensions on 3,81 mm magnetic cassette for data interchange
This standard was last reviewed and confirmed* in 2002.
*Therefore this version remains current
Defines the implementation of the 7-bit coded character set and of its 7-bit and 8-bit extentions for the interchange of data on 3.81 mm magnetic tape cassette. References: ISO 646; 2022; 3407.