| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 828.12-1996 |
Measuring Method of Equipments Used in Digital Microwave Transmission System Part 1 General Measurement of Terrestrial Radio-relay Systems and Satellite Communication Earth Stations Section 2: Fundamental Characteristics |
 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 828.21-1996 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 9409-1988 |
Specifications for colour TV demodulation equipment(1TV+1 sound program)-Used in long-haul terrestrial analog radio-relay systems |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 12640-1990 |
Methods of measurement for the digital microwave radio relay communication equipments |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 13858.1-1992 |
Specification for colour TV modulation and demodulation equipment(1TV+4 sound program)used in middle distance terrestrial analog radio-relay systems |
 (USD) |
via email in
1-3 business day
|
|
|
| GB 9407-1988 |
Specifications for 960 telephone channel demodulation equipment--Equipment used in long-haul terestrial analog radio-relay systems |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 828.13-1996 |
Measuring Method of Equipments Used in Digital Microwave Transmission System Part 1 General Measurement of Terrestrial Radio-relay Systems and Satellite Communication Earth Stations Section 3: Transmission Characteristics |
 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 668-1994 |
Quality grading criteria of 8GHz digital microwave transceiver |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| GB/T 9040-1988 |
General specifications for 4GHz 960 telephone channel/colour TV analog radio relay communication equipments |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| 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 |
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 559-1992 |
Sealing Test for Pressarized Waveguide Componet and Assemblies |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 662-1994 |
Quality grading criteria of IF modem equipment operating at 8Mbit/s |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| YD/T 666-1994 |
Quality grading criteria of 6GHz digital microwave transceiver |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| 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 |
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 830-1996 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 9404-1999 |
Technical specifications of feeder systems for microwaverelay communication |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 745-1995 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 658-1994 |
Quality grading criteria of IF modem equipment operating at 140Mbit/s |
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| 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 |
 (USD) |
via email in
1-3 business day
|
|
|
| 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 |
 (USD) |
via email in
1-3 business day
|
|
|
|
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