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  • BS 6789-2:1984

BS 6789-2:1984

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

BSI Group, 03/30/1984

Publisher: BS

File Format: PDF

$125.00$251.46


Published:30/03/1984

Pages:24

File Size:1 file , 2.5 MB

Note:This product is unavailable in Ukraine, Russia, Belarus

Requirements for loudspeaking facilities incorporated in extension apparatus for connection to a single exchange line. Applies only where the apparatus containing the loudspeaking facility also provides either integral handset telephony or the capability of associated handset telephony.

Cross References:
BS 1088
BS 2475
BS 3593
BS 4778
BS 5940:Part 1
BS 6305
BS 6312
BS 6317
BS 6789:Part 1
BS 6789:Part 6
CCITT Recommendation P. 34
CCITT Recommendation P.51
CCITT Recommendation P. 53
British Telecommunications Act 1981

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