ThemodelLMV321AisahighprecisionACvoltmeter. Widebandandhighsensitivefeaturecanbeappliedfor useanywherewithvoltagemeasurementmade.Theeasy -to-usevoltmeterprovidesfrequencyresponseaswide as5Hzto1MHz.measurablerangefrom300 Vto100V. andinputimpedanceof1M . 特性: Widebandrange:5Hz-1MHz TestingRange:100 V-100V Threescales,mV-dB-dBmwiththreedifferentcolors forreadingeasily Highstabilityandhighconfidence 參數(shù): 電壓檔數(shù):0.3 1 3 10 30 100mV 0.3 1 3 10 30 100V,in12ranges 分貝檔數(shù): -70,-60,-50,-40,-30,-20,-10,0,+10,+20,+30,+40dB (0dB=1Vrms,0dBm=0.755V) 準(zhǔn)確度: 3%offullscaleto1kHzor400Hz 輸入阻抗:1M foreachrange45pForless 頻率響應(yīng): 3%at20Hz-200kHz 5%at10Hz-500kHz 10%at5Hz-1000kHz 最大輸入電壓: 500Vat1V-100Vrange 100Vat300 V-100mVrange 放大輸出電壓:0.1Vrms,atfullscale600 impedance 電源及消耗功率:AC110-220V50-60Hz,Approx7watt. 尺寸:200(W)X190(D)X143(H)mm