JDSURM3950B|捷迪讯RM3950B|RM3950B|光回损测试仪|光回损仪------------------邓生：13728874587JDSUniphaseBackreflectionMetersareportable,direct-displayinstrumentsusedfortheconvenientmeasurementofbackreflection,insertionloss,andpowerofconnectors,components,andsystems.Withasingleoutputport,themetersareidealforjumpermanufacturers.TheuseofanFC/APCultra-lowbackreflectionconnectorontheoutputportenablestheuseofhybridjumperstoaccommodatemeasurementswithvariousconnectortypeswithoutcompromisingthebackreflectionmeasurementrange.Whenadeviceundertest(DUT)isconnectedtothejumperandtheDUToutputisterminated,thebackreflectionoftheDUTisdisplayed.Themeter'ssuperioropticsareverystableatlowbackreflectionlevels.Insertionlossandpowercanbemeasuredto-80dBm.Otherfeaturesincludecompensationforextraneousbackreflection,user-adjustablecalibration,aninternalrechargeablebatteryforfieldportabilityandaconvenientfootpedalfordataloggingtoacomputerorserialprinterviatheinstrument'sserialport.)