| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB 10753-1989 |
|
180 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 588-1996 |
|
120 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 694-1999 |
Main distribution frame |
435 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1623-2007 |
Monitoring and control supervision system for telecom stations generic specification |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YDJ 50-1988 |
Technical Specifications for Installation Engineering Construction and Acceptance of Urban Local Telephone SPC Exchange Equipment |
540 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 3973-1992 |
Crossbar switches |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 9032-1988 |
Performance requirements of pushbutton telephone with pulse |
75 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SN/T 1163.1-2002 |
Rules for theinspection of telephone for import and export |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 718-1994 |
|
370 (USD) |
via email in
1 business day
|
SUPERSEDED
|
|
| YD/T 1686-2007 |
Speech Quality and Transmission Performance Requirements and Testing Methods for IP Telephony Terminal Equipment |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 21545-2008 |
Principles of protection against overvoltages and overcurrents |
165 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1072-2000 |
Testing method for IP telephony gateway |
2910 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| SJ 2336-1983 |
Type designational system for carrier communcation equipment |
30 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 789-2006 |
Technical Requirements and Measuring Methods of Hands-Free Telephone Sets |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YDN 069-1997 |
|
250 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| 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
|
|
|
