PD-6566 › A draft amendment to BS 6789-7:1988 'Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators. Part 7. Specification for apparatus with call barring facilities'

PD-6566 - 1992 EDITION - SUPERSEDED
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A draft amendment to BS 6789-7:1988 'Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators. Part 7. Specification for apparatus with call barring facilities'


To find similar documents by classification:

33.040.35 (Telephone networks Including Public Switched Telephone Networks (PSTN), Private Telecommunication Networks (PTN) and Private Integrated Service Networks (PISN))

33.050.10 (Telephone equipment)

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Document Number

PD 6566:1992

Revision Level

1992 EDITION

Status

Superseded

Publication Date

Oct. 31, 1992

Page Count

8 pages