Premium-quality coaxial cable has 96% braid for best signal strength and least interference.Tinned copper wire is used for the conductor and shield, insulated by a UV-inhibited white jacket. Use RG-58CU for interconnecting electronic equipment, RG-59U for TVs and some SAT NAVs, RG-8X for VHF runs less than 50' and RG-213 for VHF runs over 50'. Price is per foot.Features signal loss ratios of up to 50 percent less than other brands of coaxial cableTinned copper center conductor as well as tinned copper outer braid for corrosion resistance and easy soldering96 percent braid for best signal strength and least interference, with UV inhibited white jacket for longest life Specifications Wire Type RG58C/U RG59U RG8X RG213 Insulation MaterialPVC*PVCPVCPVC* Nominal O.D.3/16" 4.8mm1/4" 6.4mm1/4" 6.4mm13/32" 10.3mm AWG 20 23 16 13 Conductor Stranding19/33Solid**19/297/21 Braid Coverage96%96%96%96% Weight per 1000'26lb.36b.40b.110b. Impedance (Ohms)50755050 Capacitance/Ft.30.8 pF20.5 pF26.0 pF30.8 pF Attenuation/100' @50MHz3.3dB2.4dB2.5dB1.3dB @100MHz4.9dB3.4dB3.7dB1.9dB @1000MHz21.5dB12.0dB13.5dB8.0dB Velocity of Propagation66%66%78%66% * Non-contaminating insulation** Copperweld