回收ZVRE|罗德与施瓦茨ZVRE|Rohde&SchwarzZVRE|R&SZVRE|网络分析仪|4G网分------------------邓生：13728874587Rohde&SchwarzZVRE4G网络分析仪|罗德与施瓦茨9KHz至4GHz品牌：罗德与施瓦茨Rohde&SchwarzThefamilycomprisesthefiveVectorNetworkAnalyzersZVRL,ZVREandZVRaswellasZVCEandZVCwhichextendthefrequencyrangeto8GHz.Allmodelsarecompactinstrumentswithintegratedgenerator,testsetandreceiver,eachtailoredtoadifferentfieldofapplication.Allanalyzerscanbesubsequentlyupgradedtothehigher-classmodels.ZVREandZVCE:theeconomymodelsThetestsetofthesemodelscomprisestwoSWRbridges(ZVRE)ordirectionalcouplers(ZVCE),anRFswitch,twomeasurementchannelsandonereferencechannel.TheymeasurethemagnitudeandphaseofallfourS-parametersofaDUT,allowafulltwo-portcalibration(TO***)andh***eanexceptionallyhighaccuracyandwidedynamicrange.)