71st Edition, November 26, 1971
Specification for Paper tape for data processing - Part 3: Representation of codes on paper tape
Includes all amendments and changes through Reaffirmation Notice , February 15, 1991
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Description / Abstract:
The one-to-one correspondence between punched hole patterns and the bit patterns by which codes are represented, with special reference to the UK 7-bit data code specified in BS 4730; in appendices, illustrations of the UK 7-bit data code represented on 1 in paper tape with EVEN parity and of ITA No. 2 (Telex code) and a typical 4-bit code represented on 11/16 in paper tape without row parity.