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供應(yīng)(優(yōu)質(zhì))特靈通牌DJ-G7對講機(jī)

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規(guī) 格: 行業(yè)標(biāo)準(zhǔn) 
單 價(jià): 面議 
起 訂:  
供貨總量: 99999
發(fā)貨期限: 自買家付款之日起 3 天內(nèi)發(fā)貨
所在地: 廣東 廣州市
有效期至: 長期有效
更新日期: 2010-10-20 20:48
瀏覽次數(shù): 3
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【供應(yīng)(優(yōu)質(zhì))特靈通牌DJ-G7對講機(jī)】詳細(xì)說明
SPECIFICATIONSGeneralFrequencyrange:E-versionTX/RX:144.000-145.995MHz/430.000-439.995MHz/1240.000-1299.995MHzAM/FM/TV(analog)broadcastingbandsT-versionTX:144.000-147.995MHz/430.000-449.995MHz/1240.000-1299.995MHzSub-bandRX:0.530-1299.995MHz(Cellularfrequencies824.000-849.995MHz,869.000-894.995MHzblockedonT-version)Modulation:TX:F2D/F3E(RXonly:WFM,AM)Memorychannel:1000channels+1callchannelperhambands+50programmed-scanpairs+100dual-memory+100priority+100serch-passAntennaimpedance:50ohmunbalancedFrequencystability:+/-2.5ppmSupplyvoltage:DC7.4V(EBP-73Li-Ionbatterypack)/DC4.5-16V(externalregulatedsource)Currentconsumption:(Typicalvalue)TXapprox.1.6A/144MHz,1.8A/430MHz,0.8A/1200MHzRXapprox.200mABatterysave(1:4)approx.average:Dual56mA/Single50mATemperaturerange:-10to+45degreesC.(+14to113F)Ground:NegativeDimensions:(WxHxDProjectionsexclusive):60x115x30mmor2.36x4.53x1.18in.Weight:(Antenna/EBP-73inclusive):Approx.296g/9.55ozTransmitterPoweroutput:(Approx.value)DC13.8V:144MHz/430MHz5/2/1/0.3W,1200MHz1/0.3WEBP-73:144MHz5/2/0.8/0.3W,430MHz4.5/2/0.8/0.3W,1200MHz1/0.3W4xAAcells(Max):144MHz2W,430MHz1.5W,1200MHz0.5WModulation:VariablereactanceSpuriousemission:-60dborlessMax.Deviation:+/-5kHzMic.impedance:2KohmsReceiverSystem:Double-conversionsuperheterodyne(NFM,AM)Single-conversionsuperheterodyne(WFM)Sensitivity:144/430MHzham-radiobands-15dBuorbetter1200MHzham-radioband-13dBuorbetterSub-bandreceiver(Bestvalues):AM(10dBS/N): Lowerthan50MHz-1dBu 50MHzandabove-6dBuFM(12dBSINAD): 30-470MHz-15dBu 470MHzandabove-7dBuWFM 76-470MHz-6dBu 470MHzandabove-3dBuIntermediatefrequency:Main-bandFM51.65MHz/450KHzSub-bandAM/FM50.75MHz/450KHzSub-bandWFM10.7MHzSelectivity:AM/FM-6dB12KHzormore/-60dB35KHzorlessWFM-6dB130KHzormore/-60dB300KHzorlessAFoutput:400mW(8ohm10%THD)
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