CQ620R - DUAL CHANNEL OSCILLOSCOPE

CQ620R - DUAL CHANNEL OSCILLOSCOPE Features .20MHz/40MHz Dual Channel .Adjustable cursor function, easy to operate .Visible coordinate measurement method .Hight sensitivity: 1mV/div .Expanded vertical sensitivity to 10V 20V/div .Encoder for sweep and vertical sensitivity switch .10 times sweep magnification .ALT triggering function .Z-Axis input, CH 1 output .Triggering level lock function, automatic synchronize function .Frequency display directly Technical Data CQ620RCQ640RCRTType6-inch rectangular with internal graticule 8x10div (1div=1cm)Z-axis inputZin: ≈47kΩ ; Vin: ≥5Vp-p; Bw: DC 2MHzVERTICAL SYSTEMY-ATT SwitchEncoderSensitivityX1/X5 (12 steps)±3%;5mV 20V/div / ±5%;1mV 4V/divBandwidthX1DC (AC 10Hz) 20MHz(-3dB)DC (AC 10Hz) 40MHz(-3dB)X5DC (AC 10Hz) 7MHz (-3dB)Rise Time X1/X5≤17.5ns/≤50ns≤8.75 / 7ns/≤25 / 23nsMax. Input Voltage400V (DC + ACp-p)Input CouplingAC, DC, GNDInput Impedance≈1MΩ/ 25PFVertical ModeCH1, CH2, DUAL ( ALT/CHOP) ADD, CH2 INVHORIZONTAL SYSTEMSweep time 0.2us 0.5s / div±3%; MAGx10:100ns 50ms /div ±5%Sweep time accuracy±3%, ±5% at x10MAG (20nS 50nS/DIV uncalibrated)Sweep magnificaton10 timesMax sweep time20nS/DIVLinear±5%, ±10% at x10MAGTRIGGERTrigger ModesAUTO,NORM,TV-V,TV-HTrg-level lock√Trigger SourceCH1, CH2, ALT, LINE, EXTTrigger CouplingACTrigger Slope"+" or "-"TV syncTV-V, TV-HMax. External Input Voltage400V(DC+AC peak) at 1kHzExternal Input Impedance1M±5% // approx.25pFX-Y OPERATIONModeX-axis: selectable CH1, CH2, EXT Y-axis: selectable CH1, CH2, CH1 and CH2 Sensitivity Accuracy2mV 5V/div±3% ; EXT : 0.1V/div±5%X-axis BandwidthDC 500kHz(-3dB)Phase Error3 or less from DC 50kHzOUTPUT SIGNALTrigger Signal Output Voltage: approx. 25mV/div into 50 Frequency response : DC 10MHzCalibrator Output1kHz Square wave, 2Vpp±2%CRT READOUTCursor Measurement FunctionV, V%, VdB, T, 1/ T, T%,Cursor Resolution1/100 DIVEffective Cursor RangeVertical: ±3div ; Horizontal:±4 divPanel Setting DisplayVertical: V/div(CH1,CH2),UNCAL,ALT/CHOP/ADD,INV, probe factor,AC/DC/GND Horizontal: s/div(MTB, DTB), UNCAL, x 10MAG, delay time , HO Trigger: source, coupling, slope, level, TV-V, TV-HBUILD-IN FREQUENCY COUNTER10Hz 20/40MHz; 6 digitsPOWER SOURCEAC 100V/120V/230V±10% , 50/60HzACCESSORIESInstruction manual x 1, Power cord x 1, LF-210E Probe (10:1/1:1) x 2DIMENSIONS & WEIGHT310(W) x 150(H) x 455(D) mm, Approx. 9kg