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  • BS 7154:1989

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    Specification for conference systems: electrical and audio requirements

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  24-04-2012

    Language(s):  English

    Published date:  29-09-1989

    Publisher:  British Standards Institution

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

    National foreword
    Committees responsible
    1 Scope
    2 Object
    3 Reference documents
    Section one - General terms
    4 Persons
    5 Earphones
    6 Microphones
    7 Channels
    8 Systems
    9 Conference room configurations
    10 Typical conference systems
    Section two - Minimum requirements for the equipment
    11 General
    12 Microphone systems (CMS and CDS)
    13 Interpreters' equipment
    14 Delegates' listening equipment (part of LDS
        equipment)
    15 Technician's equipment
    Section three - Electrical requirements for audio
                    equipment
    16 General requirements
    17 Electrical characteristics
    Appendix
    A Comparative scale for prescribed acoustical levels
        mentioned in this standard

    Abstract - (Show below) - (Hide below)

    Describes different types of system using both wired and wireless transmission and specifies basic electrical requirements plus the minimum requirements for auxiliary equipment used with the systems.

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

    Committee EPL/100
    Development Note Also numbered as IEC 60914 Supersedes 84/28095 DC (09/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 6840-7(1996) : 1996 SOUND SYSTEM EQUIPMENT - PART 7: HEADPHONES AND EARPHONES
    BS 6259:1997 Code of practice for the design, planning, installation, testing and maintenance of sound systems
    PD 6545:2005 Intended use of human head and ear simulators-guide

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

    BS 6840-4:1987 Sound system equipment Methods for specifying and measuring the characteristics of microphones
    IEC 60268-7:2010 Sound system equipment - Part 7: Headphones and earphones
    ISO 2603:2016 Simultaneous interpreting — Permanent booths — Requirements
    ISO 4043:2016 Simultaneous interpreting — Mobile booths — Requirements
    CISPR 11:2015 RLV Industrial, scientific and medical equipment - Radio-frequency disturbance characteristics - Limits and methods of measurement
    BS 2011(1967) : LATEST
    BS 6217:1981 Guide to graphical symbols for use on electrical equipment
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