特点
·9kHz~3.5GHz频率范围
·高频率和稳定性
·30Hz分辨率带宽
·-130dBm灵敏度
·特定设置下的标准为<1dB
技术指标
| Frequency range | | R3261D | 9kHzto 3.5GHz | | Resolution bandwidths | 30Hzto 1MHz,auto,GP(6dB):200Hz/9kHz/120kHz | | Shape factor | 15:1 | | Frequency span/division | 1kHzto 3.5GHz/zero span,lot display 1 to 3 decades,start/stop | | Frequencystability | <300Hz/min | | ResidualFM | <20Hz(Vpp)/0.1s(span<2MHz) | | IM-freeinput lenel | -131 to +25dBm/±50V(DC) | | Dynamic range | >70dB | | Inherentnoise(1kHz) | (-121dBm+1.5*f/GHz)dBm | | Residual rsponse | -100dBm(>500kHz) | | Phase noise | -105dBc(Hz) at 20kHz | | Frequency response | ±0.5dB(<2GHz) | | Reference level | -109 to 40dBm/0.1dB | | Level units | dBm,dBμV,V,dBm(μV/m),dBmV,dBpW | | Level resolution | log 10/5/2/1/0.5/0.2/0.1dB,lin*1/*2/*4/*8 | | RF attenuator | 0 todB/10dB | | Video filter | 1Hz to1MHz in to 10 sequence | | Sweeptime | 30ms to 1000s,manual,automatic | | Evaluationfunctions | average,max hold ,default offset,2 display memories,marderpeak search,delta marker,x dB down,marker nest pesd,signal tracd,frequency counterwity 10 Hz resolution,bandwidth measurement,dBc(Hz),dBm(Hz),display line,multimarker,etc | | Internal tracking generator | | Output level | 0 to -59 dBm in dB steps | | Frequency response | ±0.7dB(<1GHz) | | Output impedance | 50Ω VSWR<1.5:l(<2GHz),models CN,DN:75Ω |
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