品牌:Belden,规格:衰减 3.3 dB/100m @ 5MHz, 10.6 dB/100m @ 50MHz, 15.1 dB/100m @ 100MHz, 23.1 dB/100m @ 230MHz, 30.7 dB/100m @ 400MHz, 44.1 dB/100m @ 800MHz, 45.8 dB/100m @ 862MHz, 49.6 dB/100m @ 1GHz, 58.2 dB/100m @ 1350MHz, 66.8 dB/100m @ 1750MHz, 74.6 dB/100m @ 2150MHz, 79.2,