-
YD/T 1018-1999 in English
Digital circuit multiplication equipment using ADPCM and DSI
VALID
Issued on:1999-04-18 | Implemented on:1999-10-01
$940.00 $912.00 -
YD/T 989-1998 in English
The Technical Requirement of Flexible Multiplexer
ABOLISHED
Issued on:1998-12-30 | Implemented on:1999-06-01
$640.00 $621.00 -
YD/T 974-1998 in English
Specifications and Measurement Methods for SDH Digital Cross Connect Equipment(SDXC)
VALID
Issued on:1998-05-20 | Implemented on:1998-10-01
$1,500.00 $1,455.00 -
YD/T 922-1997 in English
Performance and test methods of the inegrated multiplex equipment using in the digital channel
VALID
Issued on:1997-09-26 | Implemented on:1998-01-01
$310.00 $301.00 -
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YD/T 822-1996 in English
P×64kbit/S Conference TV Encoded Mode
VALID
Issued on:1996-03-12 | Implemented on:1996-08-01
$300.00 $291.00 -
YD/T 821-1996 in English
Numerical Graphics of Measured Digital Transmission Performances
VALID
Issued on:1996-03-12 | Implemented on:1996-08-01
$180.00 $175.00 -
-
YD/T 794-1996 in English
Technical requirement and test method for digital multiplex equipment at 704/2048kbit/s
ABOLISHED
Issued on:1996-01-05 | Implemented on:1996-06-01
$180.00 $175.00 -
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