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BT3002 单芯同轴电缆
结构内导体裸铜Φ0.31mm绝缘实心PEΦ1.95mm外导体(屏蔽1)镀锡铜编织Φ2.35mm屏蔽覆盖率191%外导体(屏蔽2)镀锡铜编织Φ2.75mm屏蔽覆盖率290%护套PVC/低烟无卤Φ3.55mm电气和物理性能特性阻抗75&plu***n;5Ohm标称电容66pF/m传播速度67%绝缘电阻>5000Mohm.Km***大导体电阻236Ohm/Km额定温度70°C电缆重量(大约)28.4kg/km衰减频率(MHZ)衰减(DB/100M)衰减(DB/100FT)12.30.744.51.454.81.5179.22.87018.75.710022.56.920032.09.8)