| | | | | ★ | 物理发泡高频同轴电缆,优良的防水防潮性能。 | | ★ | 高频性能好、衰减小、回波损耗高,适用于CATV干线、分支线、用户线。 | | ★ | 新型护套材料,抗紫外线,延长使用寿命。 | ★ | 镀锡铜丝或铝镁合金丝编织网,双屏蔽。 | | | | 表1 双屏蔽同轴电缆性能参数表 | 型号 | 5C-FB | 7C-FB | 9C-FB | RG-6 | RG-59 | RG-11 | | Cu/1.0 | Cu/1.6 | Cu/2.05 | CW/1.0 | CW/0.81 | CW/1.63 | | 发泡PE4.8 | 发泡PE6.8 | 发泡PE8.6 | 发泡PE4.7 | 发泡PE3.75 | 发泡PE7.2 | | 编织网+铝箔 | 编织网+铝箔 | 编织网+铝箔 | 编织网+铝箔 | 编织网+铝箔 | 编织网+铝箔 | | PVC7.0 | PVC9.0 | PVC11.2 | PVC6.9 | PVC6.1 | PVC10.2 | | ≥20-18 | ≥20-18 | ≥20-18 | ≥20-18 | ≥20-18 | ≥20-18 | | 75±2.5 | 75±2.5 | 75±2.5 | 75±2.5 | 75±2.5 | 75±2.5 | | ≥75dB | ≥75dB | ≥75dB | ≥75dB | ≥75dB | ≥75dB | | 54 | 54 | 54 | 54 | 54 | 54 | | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | | 50MHz | 4.4 | 3.2 | 2.4 | 5.2 | 6.8 | 3.3 | 200MHz | 9.0 | 6.4 | 5.0 | 10.0 | 12.7 | 6.4 | 300MHz | 11.2 | 8.0 | 6.2 | 12.1 | 15.4 | 7.9 | 450MHz | 14.0 | 9.8 | 7.9 | 14.9 | 19.1 | 9.7 | 550MHz | 15.6 | 10.7 | 8.5 | 16.5 | 21.1 | 11.0 | 750MHz | 18.5 | 12.8 | 10.2 | 19.4 | 24.8 | 13.1 | 800MHz | 20.0 | 13.3 | 10.4 | 20.1 | 25.7 | 13.6 | 1000MHz | 21.9 | 14.8 | 12.0 | 22.8 | 29.0 | 15.0 | | | |