• There are no items in your cart

PD 6569-2:1992

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Draft standard to match to and work with ETS 300 001/NET4 \'Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators\' Specification for apparatus with loudspeaking facilities

Available format(s)

Hardcopy , PDF

Withdrawn date

28-09-2012

Language(s)

English

Published date

31-10-1992

€271.12
Excluding VAT

Committees responsible
Preface
Foreword
Section one. General
1 Scope
2 Abbreviations, definitions and notations
3 General requirements and test conditions
4 Information to be supplied by the supplier
5 Electrical network connection methods (speech
    apparatus)
Section two. Electrical characteristics of apparatus
6 Apparatus on-line (non-signalling state)
7 Transmission process
Appendices
A General conditions of test
B Methods of test
Tables
1 Not assigned
2 Limits of sending sensitivity for line lengths up to
    and including 3 km
3 Limits of sending sensitivity for line lengths in
    the range over 3 km to 7.5 km
4 Limits of noise levels for noise criterion curve
    NC 15
5 Data required to calculate Z
6 Psophometric weighting characteristics
Figures
1 Not assigned
2 Measurements of free field sound pressure used in
    the determination of sending sensitivity
3 Physical test arrangement for determining the
    sending characteristics
4 Limits of sending sensitivity for line lengths up to
    and including 3 km
5 Limits of sending sensitivity for line lengths in
    the range over 3 km to 7.5 km
6 Physical test arrangement for determining the
    receiving characteristic
7 Noise criterion curve NC 15
8 Dimensions of test table
9 Position of LST
10 The local telephone system
11 D.C. excited test circuit
12 Axes used in the determination of free field
    conditions for 1 m radius sphere

Specifies requirements for loudspeaking facilities incorporated in apparatus for connection to a single exchange line or to systems connected to the public switched telephone network. Not applicable to apparatus for connection to shared service lines nor to apparatus for connection between a TJF of a PBX and the PTSN lines of a PBX. Only applies where the apparatus containing the loudspeaking facility also gives either the capability of associated handset telephony or integral handset telephony. Applies to apparatus for office, household and similar general indoor use. Includes appendices, tables and diagrams.

Committee
TCT/301
DevelopmentNote
Inactive for the new design. (05/2007)
DocumentType
Standard
Pages
44
PublisherName
British Standards Institution
Status
Withdrawn

BS PAS 019(1997) : 1997
PD 6569-1:1992 Draft standard to match to and work with ETS 300 001/NET4 \'Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators\' Specification for general requirements

BS 5940-1:1980 Office furniture Specification for design and dimensions of office workstations, desks, tables and chairs
PD 6569-1:1992 Draft standard to match to and work with ETS 300 001/NET4 \'Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators\' Specification for general requirements
BS 1088 & 4079:1966 Specifications for plywood for marine craft
PD 6571:1992 BS 6789-2:1992. Apparatus with one or more particularfunctions for connection to public switched telephone networks run bycertain public telecommunication operators. Specification forapparatus with loudspeaking facilities
BS 4778(1979) : LATEST QUALITY VOCABULARY
BS 6450-4:1993 Private branch exchanges for connection to public switched telephone networks run by certain public telecommunications operators Specification for ports
BS 3593:1963 Recommendation on preferred frequencies for acoustical measurements
BS 2475:1964 Specification for octave and one-third octave band-pass filters
PD 6568:1992 Draft standard to match to and work with ETS 300 001/NET4. Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunications operators
ETS 300 001 : 20004 ATTACHMENTS TO THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN); GENERAL TECHNICAL REQUIREMENTS FOR EQUIPMENT CONNECTED TO AN ANALOGUE SUBSCRIBER INTERFACE IN THE PSTN
BS 6305:1982 Specification for general requirements for apparatus for connection to the British Telecommunications public switched telephone network

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.