基本介绍产品名称：模拟无线测试仪型号：CMC50产地：德国详细资料特点0.4M~1000MHzAM,FM,ΦM及SSB模拟及数字信号大、高对比度LCD通过软键操作清晰的菜单结构同步的、易读的设置和结果显示手动和自动测量频踪发生器电缆故障测量频谱监测高灵敏度RF频率计数器瞬态记录仪相关领域测量扩展选择技术指标TimebaseStandardTemperatureeffect0to35℃≤1×10-6Aging≤2×10-6/yearOpti***CMS-B1andCMS-B2Temperatureeffect0to50℃≤1×10-7Aging≤2×10-7/year(CMS-B2:≤1×10-7)ReceivermeasurementsSigmalgeneratorFreqrencyrange0.4MHzto1000MHzFrequencyresolution10Hz(50Hz)LevelFMфM,CW-134dBmto0dBmAM-134dBmto-3dBmLevelresolution0.1dBAccuracy&plu***n;2dBHarmonics≤-25dBc(≤-20dBc)Nonharmonics≤-50dBcPhasenoise≤-110dBc(20kHzfromcarrier,referredto1Hztestbandwidth)ModulationFrequemcyrange0.4to1000MHz(2to500MHz)AMdepth0to99%equencyrangeDCto20kHzFMdeviation0to100kHz(50Hzto50kHz)Resolution1Hzequencyrang20Hzto20kHzMod.distortion≤1%фMdeviation(internal)/resolution0to10rad/1mradequencyrange100Hzto6kHzMod.distortion≤1%AFvoltmeterFrequemcyrange50Hzto20kHzMeasurementrange/resolution0.1mVto30V/100μVImputImpedanceapprox.1MΩTran***itterneasurementsRFpowermeterFrequencyrange1.5to1000MHz(2to1000MHz)Measurementrange5mWto50W(100Woptional)Accuracy(P>20mW,AM=0%)0.4dB+resolutionSelectivelevelmeasurementlevelrangeinfrequencyrange1to1000MHz-60to+47dBmwithoutweightingfilter,-80to+47dBmwith2kHzreso-nancefilterRFfrequencycounterFrequencyrange0.5to1000MHzFrequencydeviationmeterOperatingmodes+PK,-PK,&plu***n;PK/2,PKHOLD,PMS,RMS√2Measurementrange0Hzto100kHz(0Hzto50kHz)AFfrequencyrange20Hzto20kHz(20Hzto15kHz)(DC-coupledatdemldulatorlutput)Resolution1HzPhasedeviationmeterOperatingmodes+PK,-PK,&plu***n;PK/2,PKSRMS√2Measurementrange/resolution0.001to5rad/0.001radAFfrequencyrange300Hzto6kHzAMdepthmeterOperatingmodes+PK,-PK,&plu***n;PK/2,PKSRMS√2Measurementrange/resolution0.01to99%/0.01%AFfrequencyrange50Hzto20kHz(50Hzto10kHz)RFspectrummonitor1to1000MHzDisplaydynamicrange>60dBSpan0(zerospan)to50MHzFilter(3dBbandwidth)150Hz,6/16/50/300kHz,1/3MHz(coupledtospan)Trackinggenerator(withCMS-B59/-B9)Frequencyrange400kHzto1000MHzReferencelevel-67to-27dBmDisplaydynamicrange50dBSpan0to50MHz(fullspanforCMS52,CMS54andCMS57)Outputlevel-128to0dBmFrequencyoffset0to-999MHz(dependingonspanandcenterfrequency)Tran***ittermeaxurementsan2ndRFinputMeawurementofRFfrequecy,modulation(AM,FM,фM),modulationfre-quencyandRFspectrum(level)of***allRFsignals,eginoff-airormodulemeasurements,forinputlevelsfromapproximatelyRFfrequencycounter30μV(selectivefrequencycounterwithpresetting)Modulationmeter5μV(IFnarrow1μV(IFnarrow,xelectivemeas.)Selectivelevelmeasurement-75to-35dBmwithoutweightingfioter,-100to-35dBmwith2kHzreso-nancefilterTran***itterandreceivermeasurementsModulationgeneratorlandllFrequencyrange0.1HzOutputvoltagerange10μVto5VOutputimpedance≤4ΩDistortionmeterFrequency100Hzto5kHz(100Hzto3kHz)Measurementrange0.1to50%SINADmeterFrequency100Hzto5kHz(1kHz&plu***n;10Hz)Measurementrange1to46dBAFfrequencycounterOperatingmodesdemldulation,AF,deat(frequencyoffset)Frequencyrange20Hzto500kHz(20Hzto20kHz)(superimposedRF)Resolution1Hz/0.1HzOscilloscopeBandwidthDCDCto20kHzAC10Hzto20kHzHorizontaldeflection20to0.1ms/divVerticaldeflectionscaledinkHz(FM)rad(фM),%(AM),mV/V(AF)Inputvoltagerange0to40V(V)Inputimpedanceapprox.1MΩAFfiltersHighpassfcutoff=300HzLowpassfcutoff=3.4HzBandpassbroadbandhighpass+lowpassnarrowband50Hzto5kHz(100Hzto3kHz)Notchfilter100Hzto5kHz(100Hzto3kHz)CCITTfilterseeoptionCMS-B5orCMS-B20Selective-callcoder/decoderTonesequencesZVE11/ZVE12/CCIR/***/EEA/EURO/NATEL/CCITT/VDEW/DTMF/VDEWdirectdialling/user-definedsequences(DTMFdecodingseeCon-trollnterfacesCMS-B5andCMS-B55);CDCSSdecoderandATISseeoptionCMS-B27CDCSScoderentryof3-digitcodenumberofmobilerqdio,settingtimesforrurn-lrrcodeandRFleveldrop,settingthedatdaeviationAudiomonitor(loudspeaker)demodulatedsignal,AFsignal,beat(frequemcyoffset))