特點(diǎn) ※提供頻率與週期量測(cè)※在高頻與低頻，均具高解析度※頻率範(fàn)圍：0.01Hz~2.7GHz※高感度：10mVrms※1Hz檔解析度：100nHz※可調(diào)式觸發(fā)準(zhǔn)位控制顯示 8位數(shù)withHz,kHz,MHz,GHz,S,mS, S,nSandoverflowGateTime Continuouslyvaryfrom10mSto10S,or1periodofinputdependingonwhicheverisgreater準(zhǔn)確度 +(Resolution+Timebaseerror)頻道A範(fàn)圍DC耦合0.01Hz~120MHz；AC耦合30Hz~120MHz感度10mVrmstypical；50mVrmsmax耦合ACorDC,switchable濾波器Lowpass,switchableinoroutforchannelA.-3dBpointofnominally100kHz阻抗1M //40pF衰減器x20dB觸發(fā)準(zhǔn)位調(diào)整-2.5VDCto+2.5VDC解析度Themaximumresolutionforfrequencymeasurementis100nHzfor1Hzand0.1Hzfor100MHzinputrespectively,andforperiodmeasurementis10nSfor1Hzand0.1fS(f=10-15)for100MHzinputrespectively.Atleast7,6,5digitsaredisplayfor1S,100mS,10mSgatetimerespectivelyPeriodRange8nSto100Satleast7digitsdisplayedforpersecondofgatetime頻道B範(fàn)圍50MHzto2.7GHz感度 50mVrms(10mVrmstypical)耦合AConly時(shí)基AgingRate1ppm,perMonth溫度5ppm23 C+5 C電源變化+0.005ppmfor+10%變化使用電源 AC100V/120V/220V/240V 10%,50/60Hz尺寸及重量 230(寬) 95(高) 280(長(zhǎng))mm約2.2公斤