数字同轴电缆

精品文档---下载后可任意编辑Digital Coaxial Cable Series质量标准符合国标 GB/T14864-93 《实芯聚乙烯绝缘射频电缆》、《接入网用同轴电缆》要求。Standard In accordance with Chinese national standard GB/T-14864-93 《Solid PE Insulation Radio Cable》and YD/T897.1-1997 《theCoaxial cable used in the access network》。产品用途及特点适用于交换机布线，计算机终端连接，也常应用于控制系统中作为信号控制线；衰减小，屏蔽性能高，工作频带宽，电气性能稳定Usages and CharacteristicsUsed in switch cabling, connection of the computer termination, and also in the control system as signal-control wire. Low attenuation, highly shielded, wide working band and stable electrical performance.产品种类根据特性阻抗的不同，有 50Ω 和 75Ω 两种规格型号的同轴电缆。CategoryAccording to the impedance, there are two types of Coaxial Cable to be selected, 50Ωand 75Ω产品描述 铜内导体，绝缘为实芯 PE(发泡 PE)，70％～95％的铜线编织覆盖率，PVC 护套DescriptionsCopper conductor, solid PE （foam PE）insulated, coverage percent of copper braid:70%～ 95%, PVC sheath结构 Structure结构及电气特性Structure and electrical characteristics型号Type特性阻抗ImpedanceΩ内导体外径NOM.O.D.(mm)绝缘外径NOM.O.D.(mm)电缆外径NOM.O.D.(mm)衰减常数≤(dB/100m)SYV-75-2-175±3SYV-75-2-2SYV-75-3-1SYV-75-3-2SYV-75-5-115(200MHz)SYV-75-5-215(200MHz)SYV-75-2-1×8SYV-75-2-2×8SYV-75-3-1×8SYV-75-3-2×8