| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB 12638-1990 |
Safety requirements of radiation for microwave and ultrashort wave communication equipment |
$294.00 |
via email in 1~3 business day |
valid,,1991-10-1 |
|
| GB 14391-1993 |
Performance requirement for satellite emergency position indicating radio beacon |
$100.00 |
via email in 1~3 business day |
abolished2010-09-01,2010-9-1,1993-12-1 |
|
| GB 14391-2009 |
requirements for satellite emergency position - Indicating radio beacons |
$180.00 |
via email in 1~3 business day |
superseded,2022-3-1,2010-9-1 |
|
| GB 14391-2021 |
Performance requirements for satellite emergency position indicating radio beacons |
$285.00 |
via email in 1~3 business day |
valid,,2022-3-1 |
|
| GB 9051-1988 |
Technical specification for 2GHz band transceivers used in analogue radio-relay systems |
$255.00 |
via email in 1~3 business day |
valid,,1989-1-1 |
|
| GB 9404-1988 |
Technical specifications for 4GHz feeder systems |
$75.00 |
via email in 1~3 business day |
superseded,2000-3-1,1989-1-1 |
|
| GB 9405.1-1988 |
General specification for electrodynamic cone loudspeaker of direct radiator type |
$180.00 |
via email in 1~3 business day |
superseded,1995-12-1,1989-1-1 |
|
| GB 9406-1988 |
Specifications for 960 telephone channel modulation equipment--Used in long-haul terestrial analog radio-relay systems |
$165.00 |
via email in 1~3 business day |
valid,,1989-1-1 |
|
| GB 9407-1988 |
Specifications for 960 telephone channel demodulation equipment--Equipment used in long-haul terestrial analog radio-relay systems |
$135.00 |
via email in 1~3 business day |
valid,,1989-1-1 |
|
| GB/T 12640-1990 |
Methods of measurement for the digital microwave radio relay communication equipments |
$450.00 |
via email in 1~3 business day |
valid,,1991-10-1 |
|
| GB/T 13159-1991 |
Networking specifications for digital radio-relay sy-stems |
$250.00 |
via email in 1~3 business day |
abolished2009-05-01,2009-5-1,1992-6-1 |
|
| GB/T 13159-2008 |
Networking specifications for digital radio systems |
$300.00 |
via email in 1~5 business day |
valid,,2009-5-1 |
|
| GB/T 13503-1992 |
Generic specification for digital microwave radio relay communication equipment |
$240.00 |
via email in 1~3 business day |
valid,,1993-5-1 |
|
| GB/T 13856-1992 |
for 4GHz band microwave service channel equipment |
$150.00 |
via email in 1~3 business day |
abolished2017-12-15,,1993-5-1 |
|
| GB/T 13857-1992 |
for microwave communication system remote supervisory and control equipment |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1993-5-1 |
|
| GB/T 13858.1-1992 |
for colour TV modulation and demodulation equipment(1TV+4 sound program)used in middle distance terrestrial analog radio - Relay systems |
$210.00 |
via email in 1~3 business day |
abolished2017-12-15,,1993-5-1 |
|
| GB/T 13858.2-1992 |
Specification for 300 telephone channels modulation and demodulation equipment used in middle distance terrestrial analog radio-relay systems |
$120.00 |
via email in 1~3 business day |
abolished2005-10-14,,1993-5-1 |
|
| GB/T 15841-1995 |
Networking specification for digitalmicrowave communication equipments2~8GHz digital microwave transceiver |
$150.00 |
via email in 1~3 business day |
valid,,1996-6-1 |
|
| GB/T 16650-1996 |
General specification for microwave communication systems with TDM/FDMA point-to-multipoint |
$160.00 |
via email in 1~3 business day |
valid,,1997-7-1 |
|
| GB/T 29239-2012 |
Energy efficiency metrics and measurement method for mobile communication equipment—Base station |
$360.00 |
via email in 1~5 business day |
superseded,2021-7-1,2013-6-1 |
|
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