oscilloscope 20MHz

20MHz, analogue oscilloscopeDual channels/dual traces, X-Y mode 6" display, high brightness oscilloscope tube High sensitivity triggering, up to 1mV/division clearer display than ordinary oscilloscopeTV synchronous separation circuit to observe stable TV signalTriggering mode: AUTO/NORM/AV-V/AV-HVertical: ALT/CHOP/ADDX-x10/Y-x5Polarity reversalCH1 Sync outputPower supply: AC 220V ADN (110V optional)SpecificationsCRT: 6 inches rectangular screen with internal graticule, 8*10div (1 div=1cm).Vertical deflectionDisplay mode: CH1, CH2, CH3, ADD, ALT, and CHOPDeflection factor: 5mV/div to 5V/div±3 %,( 1mV/div to 1V/div±5% at*5), 10steps.Rise time: ≤17.5nsMax. Input voltage: 40v (DC+AC peak value) when≤1KHzInput coupling: AC, DC, GroundingPolarity selection :±( CH2 only)Horizontal deflectionDisplay mode: 1, 10, X-YTime Base: 0.2us/div to 0.5s/div, 20 rangeSweep expansion width:*10Accuracy: ±3%Triggering System:Triggering mode: NORM, AUTO, TV-V, TV-HTriggering sourde: CH1, CH2, LINE, EXTSensitivity and Frequency: Auto: 20Hz---100MHz (VERT)Norm: 0.5div int, 0.8Vp—p EXT0.5div INT, 0.5vp---PEXTTV-H: At least 1 div or 1V p-p,Input impedance: 1MΩX-Y OperationX-Y Phase difference: ≤3o,DC--50KHzOthers:Calibration waveform: Frequency: 1KH 20%, Voltage: 0.5v1%Power supply: AC 220V/110V±10%, 50/60HzDimensions: 370*310*130mm