| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| CJ/T 539-2019 |
General technical specifications of Tramway signal system |
$304.00 |
via email in 1~3 business day |
valid,,2020-6-1 |
|
| DB11/T 1139-2019 |
|
|
via email in business day |
abolished2024-04-01 ,2024-4-1,2020-4-1 |
|
| DB11/T 1139-2023 |
The stipulation of energy efficiency limit of data centers |
$135.00 |
via email in 1~3 business day |
valid,,2024-4-1 |
|
| DB11/T 1158-2015 |
|
|
via email in business day |
valid,, |
|
| DB15/T 3485-2024 |
Data transmission protocol for Beidou agricultural machinery positioning terminal |
|
via email in business day |
valid,,2024-7-14 |
|
| DB31/T 534-2011 |
Energy-saving standards for communication operations systems |
$90.00 |
via email in 1~3 business day |
superseded,2021-7-1,2011-9-1 |
|
| DB32/T 4670-2024 |
Technical specification for 5G edge cloud of coaxial access network |
|
via email in business day |
valid,,2024-2-9 |
|
| DB37/T 3645-2019 |
|
|
via email in business day |
valid,,2019-9-6 |
|
| DL/T 888-2004 |
Electric power system dispatching exchange specification of DTMF signalling |
$180.00 |
via email in 1~3 business day |
valid,,2005-4-1 |
|
| GA 330-2001 |
Transmission technology protocol of alarm for 351 MHz |
$224.00 |
via email in 1~3 business day |
valid,,2001-12-1 |
|
| GA/T 1578-2019 |
Specifications for construction of public security communication network for urban rail transit |
$220.00 |
via email in 1~3 business day |
valid,,2019-7-1 |
|
| GA/T 1794-2021 |
Technical specifications for public security video conference room |
$255.00 |
via email in 1~3 business day |
valid,,2021-9-1 |
|
| GA/T 528-2005 |
Technical specification of vehicle emergency communication system for public security |
$220.00 |
via email in 1~3 business day |
abolished2015-02-12 ,2015-2-12,2005-1-28 |
|
| GA/T 528-2015 |
Technical specifications for satellite earth station of public security satellite communication network |
$370.00 |
via email in 1~3 business day |
superseded,2021-9-1,2015-2-12 |
|
| GA/T 528-2021 |
Technical specifications for satellite earth station of public security satellite communication network |
$540.00 |
via email in 1~5 business day |
valid,,2021-9-1 |
|
| GB 12048-1989 |
Requirements for clock and synchronization equipment used in the digital network |
$100.00 |
via email in 1~3 business day |
valid,,1990-7-1 |
|
| GB 15539-1995 |
Technical specifications for trunked mobile radio systems |
$150.00 |
via email in 1~3 business day |
valid,,1995-1-2 |
|
| GB 3376-1982 |
Inband pulsing single frequency line signalling system for telephone automatic switching network |
$224.00 |
via email in 1~3 business day |
valid,,1983-10-1 |
|
| GB 3377-1982 |
Multi frequency register signalling system for telephone antomatic switching network |
$270.00 |
via email in 1~3 business day |
valid,,1983-10-1 |
|
| GB 3379-1982 |
Interoffice direct signalling system for telephone automatic switching network |
$570.00 |
via email in 1~5 business day |
abolished2005-10-14 ,,1983-10-1 |
|
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