| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD 148-1978 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 728-1994 |
|
120 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 695-2004 |
Principles and technical requirements of protection against overvoltages and overcurrents in local telecom system |
270 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| T/CCSA 238.1-2018 |
Technical requirements and measurement methods for radio frequency and electromagnetic compatibility of wireless devices supported beidou—Part1: Electromagnetic compatibility |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1394-2009 |
Technical Requirement of GSM/CDMA 1x Dual Mode Digital Mobile Station |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1329-2004 |
Integrated Circuit for The overvoltage and overcurrent protection of telecommunications installations |
285 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 543-1992 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| SJ 2335-1983 |
Type designational system for private telephone equipment |
30 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 789-1995 |
|
240 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1512-2007 |
Testing Methods for 2GHz TD-SCDMA /WCDMA CS Video Telephony Service Terminal |
435 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 694-1993 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 1277.1-2003 |
Technical specification and testing method of caller identity delivery based on PSTN part 1:technical specification |
420 (USD) |
via email in
1-3 business day
|
|
|
| SJ 20864-2003 |
General specification for active ant-noise transmitter and receiver |
210 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 1046-2000 |
Interoperability Specification for IP Telephony Gateway |
990 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 954-1998 |
Technical requirements and test method of digital stored program control dispatching equipment |
435 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 978-1998 |
Technical requirment and test method for digital queue equipment of PSTN |
375 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YDJ 7-1984 |
Specification for Installation Design of Crossbar System Urban Local Telephone Exchange Equipment |
900 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 694-2004 |
Main distribution frame |
435 (USD) |
via email in
1-3 business day
|
VALID
|
|
| SJ 2334-1983 |
Type designational system for telephone switchboards |
30 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YDJ 37-1981 |
Technical Specifications for Installation Engineering Construction and Acceptance of Urban Local Telephone Exchange Equipment |
990 (USD) |
via email in
1 business day
|
VALID
|
|
|
|
