Radio frequency coaxial cable for antenna feeder line

The utility model belongs to the technical field of the cable, especially, relate to a radio frequency coaxial cable for antenna feeder line, it includes the inner conductor, be located insulating layer outside the inner conductor, be located outer conductor outside the insulating layer, be located the oversheath outside the outer conductor, its characterized in that the inner conductor is confined hollow tube column structure, and the inside hollow part of inner conductor is packed there is glass fibre reinforced plastics, and the outer conductor is that the insulating layer is expanded material to the all -screen hollow cylinder that covers of inner conductor. The utility model discloses main beneficial effect below having: metallic conductor uses still less, the speed of production is faster, and the performance is more reliable and more stable.