参　　数： ThemodelLMV322Aisadual-channelelectronicvoltmetersetshavingtwoindependentAColtmentersinasinglecabinet.Two-pointermeterallowseasydualmeasurementsandinter-channelomparisons.ModelLMV322Aiswideband.highsensitivevoltmeterforuseanywhereprovidesfrequencyrespondeaswideas5Hzto1MHz.measurablerangefrom300 Vto100V.andinputimpedanceof1M . Widebandrange:5Hz-1MHz TestingRange:100 V-100V Threescales,mV-dB-dBmwiththreedifferentcolorsforreadingeasily Highstabilityandhighconfidence 电压档数:300 V-100V(fullscale)in12range 分贝档数:-70 +40dBin12Range(0dB=1Vrms) 准确度: 3%offullscaleto1kHzor400Hz 输入阻抗:1M foreachrange45pForless 频率响应: 10%at5Hz-1MHz 5%at10Hz-500kHz 3%at20Hz-200kHzasreferencedto1kHzresponse 杂讯：Within2%offullscalebyshorteninginput MaximumInput(DC+ACp-p) 最大输入电压:100Vat300 V-1Vrange 500Vat1V-100Vrange 放大输出:0.1Vrms10% atopenload 输出阻抗：600 20% 电源供给：AC110V-220V50-60Hz7wattapprox 尺寸:200(W)X190(D)X143(H)mm