Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 18699.2-2002 |
Acoustics--Determination of sound insulation performances of enclosures--Part 2:Measurements in situ (for acceptance and verification purposes) 声学 隔声罩的隔声性能测定 第2部分:现场测量(验收和验证用) |
China National Standards 2:Measurements |
 English PDF |
| GB/T 4958.17-1992 |
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section six--Diversity，twin-path and hot stand-by equipment 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第六节 分集、双路和热备用设备 |
China National Standards 2:Measurements |
English PDF |
| GB/T 4958.16-1992 |
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section three--R.F. branching networks 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第三节 射频分支网络 |
China National Standards 2:Measurements |
English PDF |
| GB/T 11299.9-1989 |
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section seven:Frequency demodulators--Section eight:Frequency demodulators 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第七节:频率调制器 第八节:频率解调器 |
China National Standards 2:Measurements |
English PDF |
| GB/T 11299.8-1989 |
Methods of measuremant for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section four:Up and down converters 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第四节:上变频器和下变频器 |
China National Standards 2:Measurements |
English PDF |
| GB/T 11299.6-1989 |
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed network) 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第一节:概述 第二节:天线(包括馈源网络) |
China National Standards 2:Measurements |
English PDF |
| GB/T 11299.10-1989 |
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section ten:High-power amplifier 卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第十节:高功率放大器 |
China National Standards 2:Measurements |
English PDF |
| 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 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第八节 接收机 |
China National Standards 2:Measurements |
English PDF |
| 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 trsnsmitters 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第七节 发射机 |
China National Standards 2:Measurements |
English PDF |
| 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 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第五节 频率解调机 |
China National Standards 2:Measurements |
English PDF |
| 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 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第四节 频率调制机 |
China National Standards 2:Measurements |
English PDF |
| 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 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第一节 通则 |
China National Standards 2:Measurements |
English PDF |
| GB/T 6667-1986 |
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section two:measurements in the antennas and passive repeaters 地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第二节 天线和无源转向器的测量 |
China National Standards 2:Measurements |
English PDF |
| Find out:13Items | To Page of: First -Previous-Next -Last | 1 |
+86-755-25831330
