... quality when transmitting high frequency signal CCA wire (copper clad aluminum wire) is a bimetallic wire with a copper cladding concentrically covering an aluminum core ... .5-2.7 times that of pure copper wire;2 .It has become the most common wire used in CATV and other high ... which passed kinds of certification,such as FCC.EMC,CE,UL,RoHS.etc 0.15mm Tinned Copper Coated Aluminum Wire