| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 13159-1991 |
Networking specifications for digital radio-relay sy-stems |
270 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 13168-1991 |
General specification for 8MHz (1800ch) carrier systems on standardized 2.6/9.5mm coaxial cable pairs |
135 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 1273-2003 |
Techincal specification for terminal equipment of optical Wavelength Division Multiplexing(WDM)——16×10Gb/s、32×10Gb/s parts |
480 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 1961-2009 |
Technical Requirements for SDH-based Multi-service Transport Platform (MSTP)--Interoperatibility |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 33711-2017 |
Mobile laboratory—General technical specification for information transmission system |
240 (USD) |
via email in
1-3 business day
|
VALID
|
|
| MT/T 1006-2006 |
Signal converter for coal mine |
195 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 9541-1988 |
2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone network and on point-to-point 2 wire leased telephone-type-circuits |
6330 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1030-1999 |
Air Interface Technical Specifications of the 800MHz CDMA Digital Cellular Mobile Telecommunication Network |
5340 (USD) |
via email in
1-10 business day
|
VALID
|
|
| GB/T 15837-2008 |
Interface requirements for digital synchronization network |
480 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 14733.11-1993 |
Terminology for telecommunications－Telecommnication |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 2003-2009 |
Technical Requirements for Reconfigurable Optical Add Drop Multiplexing (ROADM) Equipment |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 1745-2009 |
Security protection testing requirements for transport network |
495 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 24367.1-2009 |
Technical requirements for automatically switched optical network (ASON) node— Part 1:Technical requirements for SDH-based ASON node |
600 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 1267-2003 |
Technical specification for synchronization netwrok based on SDH transport network |
825 (USD) |
via email in
1-8 business day
|
VALID
|
|
| GB/T 14731-2008 |
Synchronous digital hierarchy (SDH) bit rates |
120 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 16858-1997 |
A far end camera control protocol for videoconferences using data link protocol |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| MT/T 1005-2006 |
Substation for coal mine |
255 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1810-2008 |
Testing Methods for SDH-Based MSTP Embedded With MPLS |
735 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 17904.2-1999 |
ISDN user-network interface data link layer specification and conformance testing method Part 2:Data link layer protocol conformance testing method |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 15409-2008 |
Frame structure for synchronous digital hierarchy signal |
420 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
