... division control technology(TDM) as same as CMTS,use “burst” mode to “open” or “off” simultaneously with CM return signal, ... conditiondB3.5 8RF Retuen LossAt the worst conditiondB-16 9Operating Mode Burst Mode 10Switching ThresholdDefaultdBuV65customizedPower and Environmental11Operating Temperature °c - 40~+60 ... .1 15Surge Protection KV6 NIS2000 CE certification Burst mode Noise Isolator