苏州启道最优势供应RG402/RG405半钢电缆，价格货期国内最优。 半刚电缆Semi-Rigid Cable型号Type RG402 结构参数Construction Specification1内导体Inner conductor (St)Cu-silverplated0.92mm2绝缘体Dielectric PTFE2.98mm3外导体Outer conductor 1/2/33.58mm电性能参数Electrical Characteristics电容Capacitance (pF/m)95.1阻抗Impedance (ohm)50灭晕电压(KVRMS60Hz)1.90承受电压(KVRMS60Hz)5.00截止频率(GHz)34机械性能参数Mechanical Characteristics最小弯曲半径Min.inside bend radius(mm)12.50外导体承受温度Outer conductor integrity Temp.(℃)175工作温度范围Operating Temp.(℃)-55 to 125衰减(≯dB/m)和平均功率(Watts CW)（20℃，海平面测试条件） 频率(GHz)0.5AttenuationPower(1/2/3)0.26600.5/483.5/436.51.0AttenuationPower(1/2/3)0.38417.5/336.2/303.45.0AttenuationPower(1/2/3)0.91174.4/140.4/126.710.0AttenuationPower(1/2/3)1.37117.5/94.6/85.520.0AttenuationPower(1/2/3)2.0977.9/62.7/56.6