结构参数 Construction Specification | 材料Material | 直径Diameter (mm) | 1. 内导体Center Conductor | 镀银铜线Silver plated copper | 7/0.38 | 2. 绝缘体 Dielectric | PTFE薄膜Expanded PTFE tape | 2.90 | 3. 内屏蔽层1st Outer Conductor | 镀银铜扁带编织Silver plated copper flat braid | --- | 4. 外屏蔽层2nd Outer Conductor | 镀银铜扁带编织Silver plated copper flat braid | 3.50 | 5. 护套Jacket | 黑色聚氨酯Black polyurethane | 5.00 |
电气性能 Electrical Characteristics 电容Capacitance(pF/m) | 78.4 | 阻抗Impedance(ohm) | 50 | 传输速率Velocity of propagation(%) | 85 | 工作频率Operating frequency(GHz) | 18 | zui大工作电压Max. operating voltage(kVrms) | 1.5 | 屏蔽衰减Shielding effectiveness(dB @ 1GHz) | ＞90 |
机械性能和环境性能 Mechanical and Environmental Characteristics zui小弯曲半径Min. bending radius (mm) | 25 | 工作温度范围Operating temperature range(℃) | -55~+85 |
衰减（20℃ 海平面测试条件）(典型值) Typical Attenuation @20℃ and Sea Level 频率Frequency (GHz) | 衰减Attenuation (dB/m) | 0.5 | 0.32 | 1.0 | 0.44 | 3.0 | 0.78 | 6.0 | 1.14 | 10.0 | 1.50 | 16.0 | 1.95 | 18.0 | 2.09 |
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