放大图片失真仪HP339A厂家：美国惠普详细参数(PDF文件)HPModel339ADistortionAnalyzerUltralowdistortionmeasurementsBuilt-inlowdistortionoscillatorAutomaticTrueRMSdetectionDistortionMeasurementSetUltralowdistortionmeasuringsystemcompletewithtotalharmonicdistortion(THD)analyzer,truermsvoltmeter,andsinew***eoscillator.THDmeasurementsoverthe10Hzto110kHzfrequencyband,includingharmonicsto330kHz.Alsofeaturesbuilt-intrackingoscillator.DistortionMeasurementsfundamentalfrequencyrangeis10Hzto110kHzwith2digitresolutionmeasurementrangeis100%to0.01%,(0dBto-80dB)OscillatorFrequencyrangeis10Hzto100kHzwith2digitresolution.Outputlevelisvariablefrom4Vrmsto1mVrms.Oscillatordistortion(>600ohmload,<3Vrms)10Hzto20kHz<-93dB(0.0022%)THD20kHzto30kHz<-85dB(0.0056%)THD30kHzto50kHz<-80dB(0.01%)THD50kHzto80kHz<-70dB(0.032%)THD80kHzto110kHz<-65dB(0.056%)THD二手失真仪;010-62123258/详细介绍)