| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 741-2002 |
Specification of Positive Temperature Coefficient (PTC) thermistors for the over-current protection of communications installations |
210 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YDC 072-2008 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 1265-2003 |
Testing methods of Network Access Service (NAS)-Broadband network access server |
1680 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| YD/T 2777-2014 |
|
1629 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 1297-2003 |
General technical requirements for IP telephony media gateway controller |
810 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1452-2014 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1537-2015 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 2877.1-2015 |
|
|
via email in
1 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1025-1999 |
900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Man-Machine and SIM-ME Interface Specification of Mobile Station (Phase2+) |
900 (USD) |
via email in
1-8 business day
|
|
|
| YD/T 2674-2013 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD 5046-1997 |
Temporary Design Specifications for Installation of Unattended Power Supply Equipments in Optical Fibre Cable Telecommunications Projects |
555 (USD) |
via email in
1-5 business day
|
ABOLISHED
|
|
| YD 5084.2-2014 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1280-2003 |
900/1800MHz TDMA Digital Celler Mobile Telecommunication network management interface technical specification——Interface definition based on CMIP |
4305 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1202-2002 |
The technical specification of interaction between intelligent network capability set 1(CS-1)INAP and No.7 signalling ISUP |
600 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 5225-2015 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD 296-1982 |
Main Technical Requirement for 620khz Attenuator |
184 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 638.5-1993 |
|
30 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 872-1996 |
|
165 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 666-1994 |
Quality grading criteria of 6GHz digital microwave transceiver |
220 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| YD/T 1375-2009 |
2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Telecommunication Network Iu Interface Test Method (Phase 3) |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
|
|
