BS 6789-2:1984

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BS 6789-2:1984

$88.90

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
standard by BSI Group, 03/30/1984

Format: PDF      In Stock

 

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Description

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

Product Details

Published:
03/30/1984
ISBN(s):
0580137961
Number of Pages:
24
File Size:
1 file , 2.5 MB
Product Code(s):
00122436, 00122436, 00122436

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