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关 键 词：MG3670B
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发布时间：2011-06-07
★宽频带范围:300KHz~2.25GHz ★可通过后面板扩展连接器MG0301C/ 0302A/ 0305A/ 0307A/ 0311A调制单元扩展 ★与日本,北美和欧洲的通信系统测量信号相兼容 ★高调制精度(矢量误差≤1.8%rms) ★输出调制信号与每个通信系统匹配 ★带数据编辑及倒频功能的内部图象发生器 ★输出IS-95通道多路传输信号 技术指标: Carrierfrequency Frequency range 300kHz to 2250 MHz(mg3670B/C),300kHz to 2750MHz(MG3671A/B and MG3672A) Accuracy Dependson installed reference cscillator*^1 Intemalreference oscillator Frequency:10MHz Start-up characteristics:≤1*10^-7/day(after 30 min.warm-up),≤5*10^ -8/day(after60 min.warm-up) Aging rate:≤2*10^-8/day(after 24 h warm-up) Temperaturecharacteristics:Aging rate:≤±5*10^-8(0 °to 50℃) Extemalreference input 10MHz or13MHz(±10ppm),,2to5Vp-p,BNC connector (rear panel) Referenceoutput 10 MHz,2 to 5Vp-p,BNC connector(rearpanel) Output Levelrange*^2 -143 to +13 dBm(resolution:0.1dB) Frequency response ≤±dB(at0 dBm output) Level accuracy*^2 Outputlevel/frequency ≤1000MHz >1000MHz -33 to +13dBm ±1dB ±2dB -123 to -33.1dBm ±1.5dB ±2dB -136 to 123.4dBm ±3dB ±4dB Impedance 50Ω,N-typeconnctor Continuously varible level*^2 Continuouslyvariableoutput over 20dB rqnge(+8 to -12dB) in 0.1dB steps within upper and lowerlimlits of any output level Level unit dBm,dBμ,μV,mV,V(dBμ,μV,mV,Vselected terminate/open voltagedisplay) Interferenceraeiation ≤1μV*Measured 25 mm from cabinet(exceptrear pane)with two-turn 25 mm diameter loop antenna ,terminated with 50Ω load,≤+5dBmoutput ,CW Signal purity Spurious (at ≤+5 dBm output) ≤-65dBc(≥100kHz offset,≤±100MHz,≤-50dBc(≥100kHzoffset ,full band) ≤-40dBc (≥2.65 HGz,spurious at 5.4-Fout (carrier frequency)GHz],≤-30dBc (harmonics) SSB phase noise ≤-120dBc /Hz(100 kHz,offset,CW) Dingitalmodulation Intermal modulaton Dependson installed modulationunit(MG030C/0.02A/0.10A/0311A/0312A/0314A External modulation ForMG3670B/C,MG3671A/B Any modulation using I/Q input signal Input frequency:DCto 1.2 MHz*^3 Input level:sqr(I^2+Q^2)≤0.5 Vrms,BNC connector *I/Q≤1.5Vp-p(50Ω),I/Q≤10%to 100% of 1.5Vp-p(CMOS) Vector error:≤1.8%rsm (I/Q input level:1 Vrms/50Ω ,at ≤+5 dBm output For MG3672A 50Ωinput Input frequency:DC to 30MHz(BW:3dB,18° to 30℃) Input level:sqr(I^2+Q^2)≤1.0 Vrms,I/Q≤1.5V p-p CMOSinput Input frequency:DC to 1.2 MHz,Input level:sqr(I^2+Q^2)≤1.0 Vrms,I/Q≤1.5Vp-p I/Q output OutputsI/Q signal at internal modulation(MG0310A/ 0305A/0307A/0310A/0311A/0312A/0314Ainstalled Pulse modulation Input TTL level,BNC connector,polarity selectable On/offratio ≥40 dB (at ≥0 dBm output) Transiton time ≤2μs,minimum pulse width:10μs Memory function Frequency memory 1000carrier frequencies(save and recall) Pqrqmetermemory 100 pansettings(save and recall) Other function Relativedisplay Carrier frequency.output level I/Q signal adjustment Varableoffset,balance,phase(only output) of I/Q input/output signal(DC to 1.2 MHz) Backup Lastsettings stored at power-off Reverse power protecton Maximum reverse input power:50W(<1000MHz) ±50Vdc GPB Allfunctions except power switch and panel lock switch controlled Interfacefunction: SH1,AH1,T6,L4,SR1,RL1,PP0,DC1,C0,EF2 Operatingtermperatue 0 °to 50 ℃ Power 100to 120/200 to 240 Vac (switchable)47.5 to 63Hz ≤550VA Dimensionsand mass (426±5)W*(221.5±4)H*(451±5)Dmm≤27kg EMC*^4 EN55011(1991,Group1, Class A),EN50082-1(1992) ,Harmonic curent emissionsEN61000-3-2(1995) Safety EN61010-1:1993(InstallationCategoryⅡ, Pollution DegreeⅡ) B0418A Mainframe DigitalModulation Signal Generator Expansion units (factory installed) μ/4DQPSK Mdodulation Unit(for PDC,PDC_H,PHS,NADC and TFTS communication systems) GMSKModulation Unit(for GSM,PCN (DCS1800),and CT2 communication system) BurstFunction Unit (for PDC,PDC_H,PHS,NADC,TFTS,GSM,PCN(DCS1800),CT2,DECT communicationsystem) μ/4 DQPSK Modulation Unit(for PACS,WCPE,PHS communication system) QPSKModulation Unit W-CDMA Modulaiton Unit Standard accessories(for mainframe) Coaxialcord(N-P.5D-2W.N-P),1m: Power cord,2.5m Shieled cover for GPIB: Fuse,6.3A(for100 Vac power supply) Fuse,3.15A(for 200 Vac power supply) MG3670A/Boperation manual MG3671A/B operation manual MG3672B/C,MG3671A/B servicemanual MG3672A operation manual Standard accessories(for expansionunits) Mg0307A/0303B operation manual Exchange sheet for real lpalnel Mg0314A operation manual Exchange front panel sheet MG3670/3671/3672-01 MG3670/3671/3672-02 MG3670/3671/3672-03 Model Start-upcharacteristics Aging rate Temperaturecharacteristic(0°to 50℃ MG3670/3671/3672Option 01 7*10/day(after 30min.warm-up) 3*10/day(after60min.warm-up) 5*10/day(after 24-h warm-up) ±5*10/day MG3670/3671/3672 Option 02 2*10/day(after60min.warm-up) 2*10/day(after48-h warm-up) ±1.5*10/day MG3670/3671/3672Option 03 - 5*10/day(after48-h warm-up) ±5*10/day MG3670BOption 20 RF off release function(When RFis off,level setting is enabled.) MG0301COption 22 RHS LCCH super frame control patternfunction(artificial base station signal output for field strength measurement:APS connection test is impossible.) MG0302AOption23 CT2 MUX3 control pattern function MG3670B/3671A Option 25 Formatupgrade(enables MG0310A to be used in MG3670B/3671A
