vaunixUSB可编程数字衰减器LDA-102E型号：LDA-102EOperatingFrequency：10to1000MHzAttenuation:Range:120dBStepSize:0.5dBInput:MaxLevel2:+30dBmInputIP3:+55dBmInsertionLoss：<1GHz:5dBAttenuationAccuracy3:&plu***n;0.3+3%SwitchingSpeed:4ustyp.Input/OutputVSWR:2.0:1max,1.3:1typ.DCPower:5V/65mAGUICompatibility4:Windows?7,8,XP,2000)