20MHz数字示波器的储存

Main Features: 1. Autoscale 2. 20 Automatic Measurements 3. 3 in 1(DSO+Multimeter+Cymometer) 4. Bandwidth: 20MHz-60MHZ 5. Support USB for data transmission to PC 6. TFT true color display 7. Replaceable li-ion battery back up (6 hours) Application: Design and Debug Circuit function test Education Technical training Maintenance testing Oscilloscope SpecificationModel NameHDS1022MBandwidth20MHzSample Rate ( Real time )100MS/sHorizontal Scale(S/div)5ns/div 100s/div,step by 1 2.5 5Rise time(at input, typical)≤17.5nsDisplay3.8'' color TFT display (320×240 pixels)ChannelsDualInput impedance1MΩ±2%in parallel with 20pF±3pFRecord lengthMax. 6000 points on each channelInterpolation(sin x)/xProbe attenuation factor1X,10X,100X,1000XInput coupling DC, ACDC accuracy(Average)Average>16:±(5% reading+0.05div) for ΔVVertical Sensitivity5mV/div 5V/div (at input)Vertical resolution (A/D)8bitMax. Input Voltage400V (PK-PK) (DC + AC PK-PK, 1MΩ input impedance, Probe attenuation10:1)Trigger TypeEdge, VideoTrigger ModeAuto, Normal, SingleTrigger level±6 divisions from screen centerAcquisition modesSample, Peak Detect and AverageDC gain accuracy±5%Automatic MeasurementVpp,Vavg,RMS,Frequency,Period,Vmax,Vmin,Vtop,Vbase,Width,Overshoot, Preshoot,Risetime,Falltime,+Width,-Width,+Duty,-Duty,Delay A→B, Delay A→BWaveform math+, -, ×, ÷Waveform storage4 waveformsLissajou’s figureBandwidth20MHzPhase difference±3 degreesCommunication interfaceUSBPower supply100V-240V AC, 50/60HzLi-ion battery7.4V, 6 hours operationFull scale reading3 3/4 digits (Max.4000-count)Diode0V-1.5VInput Impedance10 MΩOn/Off measurement<50(±30) beepingCapacitance51.2nF-100uF:±(3%±3 digit)VoltageVDC:400mV,4V, 400V: ±(1±1digit) Max.input:DC 1000V, VAC:4V,40V, 400V:±(1±3digit) Frequency:40Hz-400Hz, Max:input:AC 750V(virtual value)CurrentDCA:40mA, 400mA:±(1.5%±1 digit) 20A:±(3%±3digit) DAA:40mA±(1.5%±3digit) 400mA:±(2±1digit) 20A:±(3%±3digit)Impedance400Ω:±(1%±3digit), 40ΩGeneral specificationsInterfaceUSB Data Cable (Transfer waveform data to a PC)PowerSupply:100V 240V AC,50/60Hz DC input: 8.5VDC, 1500mA. Battery: 6 hoursDimension180mm x 115mm x 40mmWeight455g645gAccessories: