接口照片数字存储示波器LS140厂家：美国立科PortableDigitalStorage100MHzOscilloscope4FullChannels(RIS)SimultaneousChannels:Channels1and2orChannels3and4ADC:Two8-bitFlashBandwidth:100MHz(atprobetip),10mV/div-10V/divVerticalResolution:8BitsInputImpedance:1MΩ&plu***n;1.0%InputCoupling:AC,DC,orGNDMaximumInput:&plu***n;400V,DC+peakACSamplingRate:200MS/smaxRepetitive(RIS)SamplingRate:8GS/smaxSensitivity:2mV-10V/divfullyvariableDCGainAccuracy:&plu***n;(1.5%+0.5%offullscale))