| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB 13836-2000 |
Cabled distribution systems for television and sound signals--Part 2:Electromagnetic compatibility of equipment |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 7329-1998 |
Coupling devices for power line carrier systems |
 (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 |
 (USD) |
via email in
1-3 business day
|
|
|
| YDJ 5-1985 |
Specification for Installation Design of Long-Distance Communications Carrier Telephone Equipment |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB 9044.1-1988 |
Specifications for the rural subscriber loop carrier equipment |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1468-2006 |
Technical Requirements of IPSec Traverse NAT |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YDJ 35-1981 |
Technical Specifications for Installation Engineering Construction and Acceptance of Long-Distance Communication Open-Wire Carrier Telephone Equipment |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 21548-2008 |
Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1467-2006 |
Testing Methods of IP Security (IPSec) |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 33768-2017 |
Reliability test method for optoelectronic devices used in telecommunications |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD 143-1978 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 13038-1991 |
Products packaging of carrier telephone equipment |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 642-1993 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 13137-1991 |
Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5mm coaxial cable |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 7329-2008 |
Coupling devices for power line carrier systems |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD 332-1987 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB 7255-1987 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 5445-1985 |
Specification for HF 12-channel transistorized carrier telephone equipment on an open-wire pair |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 9044.2-1988 |
Measurements for the rural subscriber loop carrier equipment |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 4770.1-1984 |
The test methods for 3-channel open wire carrier telephone equipment |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
|
|
