GSM&发展中国家不具备双频中继器

GSM&DCS Dual Band Repeater ProductFeatures ExcellentRFperformance:3ANprovideswirelessrepeaterswithstate-of-the-artperformancesuchasminimizednoisefigure,timedelayandIMD,excellentlinkbalanceandout-of-bandsuppression. Modulardesign:Modulardesigniseasierforoperatorstomakeupgradeandformaintenance. OptionalMonitorandcontrol(M&C):TheinteriorM&Cmoduleisthecoretocontrolthewholerepeaterandimplementsfourfunctions:detection,controlandcommunication. Perfectquery,statisticandreport:Itcansupportquery,statisticandreportforthehistorydataincludinglog,repeaterdataandquerydataetc. TechnicalSpecification Model SR-10-1G1D Frequencyrange Uplink:890-915/1710-1785MHz Downlink:935-960/1805-1880MHz OptionalBandwidth 10M(Customerrequired) Outputpower ≥10dBm Gain 60±3dB NoiseFigure ≤6dB GainFlatness ≤6dB GroupDelay ≤5μs ALC ≥20dB ManualGainControl 31dBinstepof1dB SpuriousEmission 9KHz--1GHz:≤-36dBm/100KHz 1GHz--12.75GHz:≤-30dBm/1MHz VSWR ≤2.0 Inter-modulation ≤-36dBc OtherSpecification I/OImpedance 50Ω RFConnector N-Female DimensionsApprox. 265*170*50mm WeightApprox. 3.0kg PowerSupply 110V-220VAC±20% OperatingTemperature -10 +55(indoor) Humidity ≤95%