| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 29239-2020 |
Energy efficiency metrics and measurement method for mobile communication equipment—Base station |
$375.00 |
via email in 1~5 business day |
abolished2024-12-01,2024-12-1,2021-7-1 |
|
| GB/T 29239-2024 |
Energy efficiency metrics and measurement method for mobile communication equipment—Base station |
$570.00 |
via email in 1~5 business day |
valid,,2024-12-1 |
|
| GB/T 4958.10-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3:Simulated systems-Section One General |
$224.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.11-1988 |
Methods of measurement for equipment used in terestrial radio-relay systems-Part 3:Simulated systems-Section Three Measurements for monochrome and colour television transmission |
$360.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.12-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3:Simulated systems-Section Four Measurements for f.d.m. transmission |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.13-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3:Simulated systems-Section Five Measurement of mutual interference |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.2-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3: Simulated systems-Section Two Measurements in the basehand |
$104.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-1-1 |
|
| GB/T 4958.3-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3: Simulated systems-Section Six Measurements for sound-programme transmission |
$150.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.4-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section One-General |
$104.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.5-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section Four-Frequency modulators |
$264.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.6-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section Five Frequency demodulators |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.7-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section Seven Radio transmitters |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.8-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section Eight Radio receivers |
$120.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 4958.9-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2: Mesurements for sub-systems-Section Nine Stand-by channel switching equipment |
$180.00 |
via email in 1~3 business day |
abolished2017-12-15,,1989-2-1 |
|
| GB/T 9040-1988 |
General specifications for 4GHz 960 telephone channel/colour TV analog radio relay communication equipments |
$250.00 |
via email in 1~3 business day |
abolished2005-10-14,,1988-10-1 |
|
| GB/T 9050-1988 |
General Specifications for 8GHz band microwave communication Equipment used in analogue radio-relay systems |
$240.00 |
via email in 1~3 business day |
valid,,1989-1-1 |
|
| GB/T 9319-1988 |
General specifications for 6GHz 1800 telephone channels/colour TV used in analogue terrestrial radio-relay systems |
$610.00 |
via email in 1~3 business day |
abolished2005-10-14,,1989-2-1 |
|
| GB/T 9404-1999 |
Technical specifications of feeder systems for microwaverelay communication |
$150.00 |
via email in 1~3 business day |
valid,,2000-3-1 |
|
| GB/T 9408-1988 |
Specifications for colour TV modulation equipment(1TV+1 sound program)-Used in long-haul terestrial analog radio-relay systems |
$150.00 |
via email in 1~3 business day |
valid,,1989-1-1 |
|
| SJ 20939-2005 |
Microwave optical fiber transmitted system and transmitter receiver model measuring methods for opto-electronic parameter |
$150.00 |
via email in 1~3 business day |
valid,,2006-6-1 |
|
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