... 2V, 2.5C-2V, 3C-2V, 3C-2VR, 4C-2V, 5C-2V, 7C-2V, 10C-2V, 3D-2V, 5D-2V, 8D-2V, 10D-2V, etc;3 ... ± 0.01mm Copper Clad Steel 21% Dielectric - - - - - - -- 3.66± 0.05mm Foam PE Shield - - - - - - - - - ... requirement welcomed.Electrical Specifications: Characteristic Impedance - - - - - - - - - - - - - - 75 Ohm± 3 Ohm Nominal Velocity of Propagation - - - - - - - - - 85% Nominal Capacitance - - - - - - - - - ...