品牌
经销商厂商性质
深圳市所在地
特点
·频率范围:20Hz~3.5GHz
·用于ACPR测量的超宽动态范围的频谱分析
·用于W-CDMA的75dB ACPR动态范围
·用于通道选择的在4.096MHz合成带宽下的82dB ACPR
·高灵敏度滤波器
·分辨1Hz~10MHz,1/2/3/5步进
·1Hz~1kHz RBW的快速测量的FFT滤波器
·在10Hz带宽时的显示平均噪底为-150dBm
技术指标
| Aging per day | 1.10-9 | |||
| Aging per year^1) | 2.10-7 | |||
| Marker resolution | 0.1Hzto 10kHz(dependent on span) | |||
| Frequency counter resolution | 0.1Hzto 10KHz(selectable) | |||
| Displayrange for frequency axis | 0Hz,10Hzto full span | |||
| Display range with digital demodulationNumber of displayed symbols | ||||
| Symbolrade≤1Mhz | max.1600 symbols(4points per sym-bol) | |||
| Symbol rate>1MHz to <3.2MHz | 1/2x symbol rate/MHz*1000sym-bols in steps of 100 symbols | |||
| Symbolrate≥3.2MHz | max.1600 symbols(4points per sym-bol) | |||
| Display range with analog demodulation | (3500/demodulationbandwith/Hz)s | |||
| Sweep | ||||
| Display range 0Hz | 1μs to2500s in 5% steps | |||
| Display range≥10Hz | 5msto 16000 s in steps≤10% | |||
| Sampling rate | 50ns(20Mhz A/D converter) | |||
| Numberof pixels(x axis) | 500 | |||
| Resolution bandwidths with spectrum display | ||||
| Anglog filter | ||||
| 3dB bandwidths | 1Hz to 10MHzin 1/2/3/5 steps | |||
| Shape factor60:3dB | ||||
| <1kHz | <6 | |||
| 1kHz...2MHz | <12 | |||
| >2MHz | <7 | |||
| Video bandwidths | 1Hzto 10MHz in 1/2/3/5steps | |||
| FFT filter | ||||
| 3dB bandwidths | 1Hzto 1kHz in 1/2/3/5 steps | |||
| Shape factor 60:3dB | 2.5nominal | |||
| Max.display range | 100dB | |||
| Inherent spurious response | <-100dBm | |||
| Level | ||||
| Display range | noise floordisplayed to 30dBm | |||
| Maximum inputlevel RF attenuation 0dB | ||||
| DC voltage | 0V | |||
| CW RF power | 20dBm(=0.3W) | |||
| Pulse spectral density | 97dBμV/MHz | |||
| RF attenuation≥10dB | ||||
| DCvoltage | 0V | |||
| CWRF power | 30dBm(=1W) | |||
| Max.pulse voltage | 150V | |||
| Max.pulse energy(10μs) | 1mWs;0.5mWs | |||
| 1dB compression of input mixer(0 dB RF attenuation) | ||||
| Intermodulation | +10dBmnominal | |||
| Second harmonic intercept | ||||
| point (SHI) | >25dBm,typ.>35dBmat f<150Mhz >40dBm,typ.>45dBm at f>150MHz | |||
| Leveldisplay | ||||
| Screen | 500*400pixel(one diagram),max. 2 diagrams with independent settings | |||
| Loglevel axis | 10 to 200dB,in steps of 10dB | |||
| Linear level axis | 10%of reference level per level divi-sion, 10 divisions or logarithmic scal-ing | |||
| Trace | max.4(withtwo diagrams on screen,max. 2 per diogram);quasi-analog display of allresults | |||
| Trace detector | MaxPeak,Min Peak,Auto Peak(Normal), Sample,RMS,Average | |||
| Tracefunctions | Clear/Write,Max Hold,Min Hold,Average | |||
| Setting range of reference level | ||||
| Logarithmiclevel display | -130dBm to 30dBm,insteps of 0.1dB | |||
| Linear level display | 7.0nVto 7.07V in steps of 1% | |||
| Unitesof level axis | dBm,dBμV,dBmV,dBpW(loglevel display)V,A,W,dBμA(linear level display) | |||
| Totalmeasurement (0 to -50dB,S/N>15dB,span/RBW<100)(95% confidence level) | ||||
| <2.2GHz | <1dB | |||
| 2.2Ghz to 3.5/7Ghz | <1.5dB | |||
| 7Ghz to 18Ghz | <2.5dB | |||
| 18Ghz to 26.5Ghz | <3dB | |||
| Measurement of digital modulation signals | ||||
| Modulation formats | ||||
| BPSK,QPSK,OffsetQPSK,DQPSK,л /4DQpsk,8psk,16QAM,MSK,GMSK,2FSK,2GFSK,4FSk,4GFSK | ||||
| Selectable Standards | ||||
| W-CDMA,Q-CDMA(IS-95)Forward/reverse,GSM,NADC,TETRA,PDC,PHS, CDPD | ||||
| Filters | ||||
| Filtering | raisedcosine,square root raised cosine,Ganssian | |||
| Settingrange α/B*T | 0.2 to 3 in steps of 0.01 | |||
| Filters to specific standards | ||||
| FLEX | Besse B*T=1.22 and 2.44 | |||
| ERMES | BesselB*T=1.25 | |||
| CDMA(IS 95) | forwardａnd reverse channel | |||
| APCO 25FM | ||||
| Symbol rate | ||||
| Symbol rate | 320Hzto 6.4Mhz (symbol rade*(1+α)<8MHz | |||
| Samples/symbol | ||||
| Symbol rate≤200kHz | 1,2,4,8,16 | |||
| 200kHz | 1,2,4,8 | |||
| Symbol rate>400kHz | 1,2,4 | |||
| Synchronization | internalto symbol clock andfrequency/phase | |||
| Levelmeasurements with digital demodulation | ||||
| Peak powerrange | -60dBm to +30dBm | |||
| Absolutelevel errorMean power(0dB to -10dB below reference level) | ||||
| f≤2.2GHz | 1dB | |||
| 2.2GHz to 7Ghz | 1.5dB | |||
| 7Ghz to 18Ghz | 2.5dB(FSIQ7/26) | |||
| 18Ghz to 26.5GHz | 3dB(FSIQ7/26) | |||
| Dynamic range for burst measurement | ||||
| (meanpower ,ref.level≥10dBm, power=ref.level+1dB, low-noise mode,points/symbol<4, nominal values | W-CDMA 60dB GSM 74dB NADC 78dB TETRA 79dB | |||
| Timereference(nominal) without clock synchronization MSK/GMSK modulation, PSK/QAM/FSK modulation with clock synchronization | <1/(2*symbol rate.points/symbol) <1/(2*symbol rate) <0.001*1/(symbolrate) | |||
| Residual error in modulationmeasurement | ||||
| (data valid for level from referencelevel to reference level -6dB,S/N>60dB,α/BT=0.3 to 0.7,number of demodulatedsymbols >100,averaging≥10,analog bandwidth>10*symbol rate,input frequency >15*symbol rate,local suppression at 0Hz input frequency adjusted), symbolrate(1+α)≤8MHz | ||||
| Frequency error | ±(symbolrate*5*10^-6+0.1Hz+reference error*carrier frequency) | |||
| I/Qoffset error | 0.2%(-54dB) | |||
| Errorwith modulation standard | ||||
| GSM900/1800/1900 | phaseerror≤0.5°rms, typ.<1.5° peak | |||
| NADC,CDPD | EVM≤0.5°rms,typ.<1.5%peak | |||
| TETRA,PDC,PHS | EVM≤0.7°rms,typ.<2%peak | |||
| PWT | EVM≤1°rms,typ.<3%peak | |||
| IS-95 CDMA, | forward/reversechannel p factor≥0.9995 | |||
| W-CDMA | EVM≤1.8%rms,typ.<5%peak | |||
| Measurement of analog modulation signals | ||||
| Demodulationbandwidth | ||||
| Realtime demodulation | 5khzto 200kHz in steps of 1,2,3,5 | |||
| Offlinedemodulation | 5kHz to 5MHz insteps of 1,2,3,5 | |||
| Demodulation length (max.sweeptime) | 3500/(demod.bandwith/Hz)s | |||
| Readout | ||||
| Trace with AF signal,carrier power (Am DC-coupled),or modulationsumma-ry(table)with numerical display of :peak and rms values of modulation depthsor deviations of main demodulation; SINAD value 1kHz(only with realtime demodulation);AFfrequency;carrier power;peak values of incidental modulation | ||||
| Thefollowing specifications are valid for demodulation bandwidth≤2MHz,resolutionbandwidth≤2MHz,resolution bandwidth≥5*demodulation bandwidth,RF input level≤-10dBm,referencelevel setting=peak input level+0 to +6dB. | ||||
| Amplitudedemodulation | ||||
| Range | upto 99% | |||
| AF | ||||
| Offline demodulation | 0.001to 0.2*demod.BW | |||
| Realtie demodulation | 30Hzto 0.2*demod.BW, max.20kHz | |||
| Frequencydemodulation | ||||
| Deviation range | max.0.4*demod.BW | |||
| AF |
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