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1653+ standards in database
1653 result(s) found
喇曼光纤放大器技术条件
Technical condition for Raman Fiber Amplifier
光纤放大器试验方法基本规范 第4部分:模拟参数－增益斜率的试验方法
Basic specification for optical fibre amplifier test methods - Part 4: Test methods for analogue parameters - Gain slope
光传送网体系设备的功能块特性
Characteristics of optical transport network hierarchy equipment functional blocks
同步数字体系设备和系统的光接口技术要求
Optical interface requirements for equipments and systems relating to the synchronous digital hierarchy
射频连接器 第36部分：特性阻抗为50Ω的搭锁连接微小型射频同轴连接器（MCX型）
Radio-frequency connectors - Part 36: Microminiature r.f. coaxial connectors with snap-on coupling - Characteristic impedance 50 Ohms (Type MCX)
移动通信直放机电磁兼容技术指标和测试方法
Qualification and measurement methods of Electromagnetic Compatibility(EMC) for Mobile Communications Repeater
陆地移动通信设备电磁兼容技术要求和测量方法
EMC specification and test methods for land mobile communication equipment
密集波分复用器/解复用器技术条件
Technical requirements of Dense Wavelength Division Multiplexer/Demultiplexer
演播室串行数字信号抖动技术参数与测量方法
Technical specifications and methods of measurement for jitter of bit-serial digital signals used in studio
GPS接收机导航定位数据输出格式
Position data output format for GPS receiver
电磁兼容 试验和测量技术 工频磁场抗扰度试验
Electromagnetic compatibility(EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test
电磁兼容 试验和测量技术 工频频率变化抗扰度试验
Electromagnetic compatibility(EMC) - Testing and measurement techniques - Variation of power frequency,immunity test
电磁兼容 试验和测量技术 三相电压不平衡抗扰度试验
Electromagnetic compatibility(EMC) - Testing and measurement techniques - Unbalance immunity test
电磁兼容 试验和测量技术 交流电源端口谐波、谐间波及电网信号的低频抗扰度试验
Electromagnetic compatibility（EMC) - Testing and measurement techniques - Harmonics and interharmonics including mains signalling at a.c.power port,low frequency immunity test
电磁兼容 试验和测量技术 抗扰度试验总论
Electromagnetic compatibility - Testing and measurement techniques - Overview of immunity tests
电磁兼容 试验和测量技术 射频电磁场辐射抗扰度试验
Electromagnetic compatibility - Testing and measurement techniques - Radiated,radio-frequency, electromagnetic field immunity test
电磁兼容 试验和测量技术 直流电源输入端口电压暂降、短时中断和电压变化的抗扰度试验
Electromagnetic compatibility(EMC) - Testing and measurement techniques - Voltage dips,short interruptions and voltage variations on d.c. input power port immunity tests
电磁兼容 试验和测量技术 静电放电抗扰度试验
Electromagnetic compatibility（EMC） - Testing and measurement techniques - Electrostatic discharge immunity test
通信用电源设备通用试验方法
General test methods of power supply equipments for telecommunications
电磁兼容 限值 对每相额定电流≤16A且无条件接入的设备在公用低压供电系统中产生的电压变化、电压波动和闪烁的限制
Eiectromagnetic compatibility limits(EMC) - Limitation of voltage changes,voltage fluctuations and flicker in public low-voltage supply systems,for equipment with rated current ≤16A per phase and not subject to conditional connection