Impact Acoustics RG-59/U Dual Shield is ideal for antenna and cable television installations. This cable is 20AWG copper clad steel center conductor surrounded by a foam polyethylene dielectric. A bonded aluminum foil and 60% aluminum braid provide 100% shield coverage. This UL listed cable meets UL and CUL specifications for CL1, CL2, CM, CMX and CMG installations. Swept tested to 3GHz to ensure performance at applicable frequencies. To help you keep track of cable used, the cable jacket is sequentially marked every two feet. Features: 20AWG copper clad steel center conductor. 60% aluminum braid over foil provide 100% shield coverage. Foam polyethylene dielectric. CM/CL2 rated PVC jacket. Swept tested to 3GHz. Sequential foot marking. UL listed. Ideal for RF applications like outdoor TV antennas and cable television.