1) Specification Center Conductor: 0.81mm Solid Copper/Copper Clad Steel Dielectric: 3.66mmFoam PE Shield: Bonded Al Foil or NonBonded Al Foil Braid Coverage: 60%mm Al-Mag Jacket: 6.10mm PVC Approved (UL) CMX, CM, CATV, CL2, CMR Jelly/APD As Customers Requirement 2) Characteristics Sparker Test: 4000VAC Impedance: 75+3 Ohm Capacitance: 54+3pF/m Velocity of Propagation: 85% Return Loss: 20dB min (5-1000MHz)