| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 7554-1987 |
Protected 5-unit numerical code for telegram service |
90 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 13621-1999 |
Capacity series and radio-frequency channel arrangement and equipment main technical specifications for 100~1 000MHz radio relay communication systems |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1811-2008 |
Technical Requirements and Testing Method of Retiming Equipment Based on 2048kbit/s |
285 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1259-2003 |
Technical specification for optical safe procedure for Wavelength Division Multiplexing (WDM)system |
165 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1991-2009 |
Technical requirements for N×40Gbit/s optical wavelength division multiplexing （WDM） systems |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
|
|
