... /Nickel plated Certificate: SGS,ROHs F male twist on connector, F plug , RF connector, RF coaxial connectors, F connectorsA)RG58/U,B ... :Gold/Nickel plated Certificate: SGS,ROHs We produce BNC connector,F connector,UHF connector,if you are interesting,please feel free to contact ... : a) Center contact: ≤10mΩ b) Outer contact: ≤2.5mΩ7) Insulation resistance: ≥5,000mΩ8) VSWR: a) Straight: ≤1.22/3GHz ...