-
YD/T 787-1995 in English
Test Method of Time-Division Multiplexer at 64kbit/S
VALID
Issued on:1995-12-18 | Implemented on:1996-05-01
$90.00 $88.00 -
YD/T 786-1995 in English
Technical Requirement for Time-Division Multiplexer at 64kbit/S Access to Digital Network
VALID
Issued on:1995-12-18 | Implemented on:1996-05-01
$100.00 $97.00 -
YD/T 748-1995 in English
Limit Value for Maintenance of PDH Digital Channel Error Performances
VALID
Issued on:1995-04-24 | Implemented on:1995-11-01
$360.00 $350.00 -
YD/T 743-1995 in English
Technical conditions of symmetrical cable regenerative trunk equipment operating at 2048kbit/s
ABOLISHED
Issued on:1995-04-02 | Implemented on:1995-09-01
$160.00 $156.00 -
YD/T 742-1995 in English
Technical Requirement and Test Method for Digital Signaling Conversion Equipment at 2048kbit/S
VALID
Issued on:1995-04-01 | Implemented on:1995-09-01
$270.00 $262.00 -
YD/T 724-1994 in English
Frame structure and multiplexing method for synchronous transport module STM-1, STM-4
ABOLISHED
Issued on:1994-06-23 | Implemented on:1994-12-01
$100.00 $97.00 -
YD/T 698-1993 in English
Test method for 60-channel PCM/ADPCM transcoder equipment
ABOLISHED
Issued on:1994-03-26 | Implemented on:1994-09-01
$370.00 $359.00 -
YD/T 697-1993 in English
Adaptive differential pulse code modulation at 32kbit/s
ABOLISHED
Issued on:1994-03-26 | Implemented on:1994-09-01
$490.00 $476.00 -
-
YD/T 628-1993 in English
Test method of digital exchange call processing capability (busy call attempt)
ABOLISHED
Issued on:1993-04-27 | Implemented on:1993-11-01
$530.00 $515.00
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