发展中国家中继器

ProductFeatures for GSM Repeater ExcellentRFperformance:3ANprovideswirelessrepeaterswithstate-of-the-artperformancesuchasminimizednoisefigure,timedelayandIMD,excellentlinkbalanceandout-of-bandsuppression. Modulardesign:Modulardesigniseasierforoperatorstomakeupgradeandformaintenance. OptionalMonitorandcontrol(M&C):TheinteriorM&Cmoduleisthecoretocontrolthewholerepeater andimplementsfourfunctions:detection,controlandcommunication. Perfectquery,statisticandreport:Itcansupportquery,statisticandreportforthehistorydataincludinglog, repeaterdataandquerydataetc. TechnicalSpecification Frequencyrange Uplink:1710-1785MHzDownlink:1805-1880MHz Model SR-27-1D Outputpower Uplink:25±2dBm;Downlink:27±2dBm Max.Gain Uplink:80±3dB;Downlink:85±3dB NoiseFigure ≤6dB GainFlatness ≤8dB GroupDelay ≤0.5μs ALCRange ≥20dB ManualGainControl 30Binstepof1dB(softwarecontrol) SpuriousEmission 9KHz--1GHz:≤-36dBm/100KHz 1GHz--12.75GHz:≤-30dBm/1MHz VSWR ≤2.0 Inter-modulation ≤-36dBc OtherSpecification I/OImpedance 50Ω RFConnector N-Female DimensionsApprox. 365*275*70mm WeightApprox. 6.5kg PowerSupply AC110-256V,50Hz Storage -40～+85°C OperatingTemperature -10～+55°C(indoor) Humidity ≤95%