BS 6328-7:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to digital circuits according to CCITT Recommendation X.21 bis
Hardcopy , PDF
06-16-1993
English
12-31-1990
Gives requirements for apparatus connected to particular private digital circuits with interfaces according to CCITT Recommendation X.21 bis, operated by certain public telecommunication operators, either directly or by means of a connection to relevant branch systems for particular digital circuits, includes sections on definitions and abbreviations, general requirements, connection requirements, electrical characteristics of interchange circuits, marking and information to be provided by the supplier.
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