• PD 7021:1996

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    Essential requirements for terminal equipment intended for connection to 4-wire analogue speechband leased lines of the public telecommunications network

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  31-01-2014

    Language(s):  English

    Published date:  15-06-1996

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    Foreword
    1 Scope
    2 References
    3 Definitions, abbreviations and notation
    4 Conformance principles
    5 Connection requirements
    6 Electrical requirements
    7 Safety
    8 Electromagnetic compatibility
    Annexes
    A (normative) Requirements tables
    B (informative) Information for test purposes
    C (informative) General conditions of test
    D (normative) Measurement of transverse conversion
         loss
    E (normative) Signal power level determination
    F (normative) Measurement of receive-to-transmit loss
    Tables
    1 Connection arrangements at line jack unit
    2 Coordinates of limit curves for power level in a
         10 Hz bandwidth
    3 Coordinates of power level limit curve above 4.0 Hz
    A.1 Connection requirements
    A.2 Electrical characteristics requirements table
    B.1 Identification of the implementation
    B.2 Environmental test conditions
    B.3 Additional information about the terminal equipment
    C.1 Tolerances of components and physical quantities
    E.1 Tests applicable to clauses 6.2 and 6.3
    F.1 Limits of noise levels for noise criterion curve
         NC15
    Figures
    1 Configuration convention
    2 Transverse conversion loss
    3 Limits of power level in a 10 Hz bandwidth of the
         output signal from the TE
    4 Power level limit above 4.0 kHz of the output level
         from the TE
    D.1 Circuit for the measurement of transverse conversion
         loss
    F.1 Axes used in the determination of free field
         conditions for 1 m radius sphere
    F.2 Noise criterion curve NC 15
    List of references

    General Product Information - (Show below) - (Hide below)

    Committee TCT/301
    Development Note Inactive for new design. (07/2001)
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn

    Standards Referencing This Book - (Show below) - (Hide below)

    BS 6328-1(1982) : LATEST
    1989/336/EEC : 1989 COUNCIL DIRECTIVE OF 3 MAY 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO ELECTROMAGNETIC COMPATIBILITY
    BS 2045:1965 Preferred numbers
    1973/23/EEC : 1973 COUNCIL DIRECTIVE OF 19 FEBRUARY 1973 ON THE HARMONIZATION OF THE LAWS OF MEMBER STATES RELATING TO ELECTRICAL EQUIPMENT DESIGNED FOR USE WITHIN CERTAIN VOLTAGE LIMITS
    BS 6312-1:1994 Connectors for analogue telecommunication interfaces Specification for plugs
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