... powering.(7) Meets Telcordia GR-1098-Core voltage surge requirements.(8) Using surge waveforms as described in IEEE C62.41.(9) ... (or Fixed Type)Plug-in AttenuatordB2,4,6,8,10,12 Optional (or Fixed Type)2,4,6 ... ,8,10,12 Optional (or Fixed Type)C/CSOdB- ... 71-80C/CTBdB-76-81Cross ModulationdB-70-70Noise FiguredB≤8≤5.5Hum ModulationdBc6560Test PointdB-20 ±1-20 ±0. ...