| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 1116-2001 |
Digital Distribution Frame with Wire Sleeve Coaxial Connectors |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD 335-1988 |
Digital Line Signalling for Intertoll Exchange |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| YD 285-1982 |
|
 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 742-1995 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1355-2005 |
Technical requirements and test method of Mini-BITS equipment |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 697-1993 |
|
 (USD) |
via email in
1-5 business day
|
|
|
| YD/T 1356-2005 |
The specification for user power feeding of ISDN basic access U interface on the switch |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14132-1993 |
Performance requirements for digital line systems on symmetric pair cables used in telecommunication network |
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 786-1995 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 698-1993 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 13995-1992 |
Technical requirements for TDM/FDM 60-channel transmultiplexing equipment |
|
via email in
1-3 business day
|
|
please email coc@codeofchina.com for quotation
|
| GB/T 1494-1979 |
Technical requirements for magneto telephone |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1054-2000 |
Access network technical specification-Integrated digital loop carrier (LDLC) |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB 5322-1985 |
Technical requirements and testing methods for crossbar private automatic branch exchange |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 14131-1993 |
Performance requirements for digital line systems on coaxial pair cables used in telecommunication network |
|
via email in
1-3 business day
|
|
please email coc@codeofchina.com for quotation
|
| YD/T 724-1994 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 787-1995 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 822-1996 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 794-1996 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 885-1997 |
|
 (USD) |
via email in
1-3 business day
|
|
|
|
|
