1.low attenuation, low VSWR, 2.excellent bending and shielding properties. ... .3000NElectrical characteristicsimpedance50±2ΩvelocityNominal value88%capacitanceNominal value76pF/mInsulation resistanceDC 500V,1 minute,min.3000MΩ·kmJacket spark test voltageAC,effective value10000VPeak power320kWCut ...