BS 6833-2:1992

Withdrawn

Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification for cordless telephone apparatus using radio links

Available format(s)

Hardcopy , PDF

Withdrawn date

02-08-2013

Language(s)

English

Published date

15-07-1992

Publisher

British Standards Institution

Committees responsible
Foreword
Specification
1. Scope
2. Abbreviations and definitions
3. General operating conditions
4. Marking
5. Information to be provided by the supplier
6. Electrical PSTN connection methods
7. CTA off-line: idle state
8. CTA off-line: ringing state
9. CTA on-line: non-signalling state
10. CTA on-line: signalling state
11. Multi-frequency tone signalling
12. Special signalling conditions
13. Speech transmission process
14. Call control
15. Control layout and operation
16. Safety
17. RF link control protocols
18. Operating strategy
19. Radio receivers
Appendices
A. General conditions of test
B. Methods of test
Tables
1. Allocation of plug pins
2. Classification
3. Coordinates of voltage limit curves for d.c.
    characteristics
4. Coordinates of sending sensitivity limit curves
5. Coordinates of receiving sensitivity limit curves
6. Coordinates of sending loudness rating limit curves
    for line lengths up to 7.5 km
7. Coordinates of receiving loudness rating limit
    curves for line lengths of up to 7.5 km
8. Speech quality results
9. Parameters required to calculate SLR, STMR and RLR
Figures
1. Circuit for speech immunity testing of ringing
    detector
2. D.C. characteristics
3. Sending sensitivity limits for line lengths of 0 km
4. Sending sensitivity limits for line lengths over
    0 km and up to 3 km
5. Sending sensitivity limits for line lengths of over
    3 km and up to 7.5 km
6. Receiving sensitivity limits for line lengths of
    0 km
7. Receiving sensitivity limits for line lengths over
    0 km and up to 3 km
8. Receiving sensitivity limits for line lengths of
    over 3 km and up to 7.5 km
9. Sending loudness rating limits
10. Receiving loudness rating limits
11. Configuration of a typical UK rotary dial
12. Limits of ambient noise for speech transmission
    tests
13. The local telephone system (LTS)
14. Artificial line segment, 0.1 km length
15. Feeding bridge
16. Circuit for measurement of signal levels
17. Circuit for instability test
18. Circuit for ringing signal tests
19. Test hammer
20. Handset position for instability test
21. Handset position for test of audible incoming call
    indication level at 1 m
22. Test configurations

For cordless telephone apparatus, using radio links, for connection to public switched telephone networks.

Committee	TCT/2
DevelopmentNote	Supersedes 88/94645 DC and BS 6833-2(1987) (09/2005) Inactive for the new design. (01/2011)
DocumentType	Standard
Pages	64
PublisherName	British Standards Institution
Status	Withdrawn
Supersedes	BS 6833-2:1987

BS 3593:1963	Recommendation on preferred frequencies for acoustical measurements
IEC 60581-5:1981	High fidelity audio equipment and systems: Minimum performance requirements. Part 5: Microphones
BS 6317:1982	Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunication operators
BS 4669:1971	Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry
BS 6833-1:1987	Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification for general requirements