Product Details  DUAL CHANNEL OSCILLOSCOPE Wide input voltage range of 20V/div V synchronization ALT trigger function Component testing  CA620T DUAL CHANNEL OSCILLOSCOPE Features . Surface mounting technology . High sensitivity 1mV/div (×5MAG) . Wide input voltage range of 20V/div . TV synchronization . Automatic synchronization and auto-focus function . ALT trigger function . Z axis input(optional) . HOLD OFF function . CH1 signal output (optional) . Component testing CA620T CRT Type 6" rectangle, internal scale, 0%, 10%, 90% and 100% marks Display area 8 x 10DIV (1DIV=10mm) Accelerating voltage 2kV Intensity and focusing  Continuously adjustable at front panel Trace rotation  Adjusted at the front panel  VERTICAL SYSTEM Sensitivity and accuracy 5mV / DIV~20V / DIV ±3%, ×5 MAG: 1mV / DIV~4V / DIV ±5% Trimming ratio ≥2.5:1 Width of band (5mV / DIV) DC(AC 10Hz)~20MHz  ×5 MAG: DC(AC 10Hz) ~7MHz Rise Time  (5mV / DIV) Approx 17.5ns  ×5 MAG: Approx 50ns Max. Input Voltage  400V (DC + ACpeak) at 1KHz Input Coupling AC, DC, GND Input Impedance 1MΩ±5% 25pF±5pF Vertical Mode CH1, CH2, DUAL (CHOP, ALT) ADD, CH2 inverse HORIZONTAL SYSTEM Sweep time  0.2µs~0.5s / DIV Sweep accuracy  ±3%, ×10 MAG:±5%(20ns~50ns ±10%) Trimming ratio ≥2.5:1 Sweep magnificaton x10 MAG TRIGGER SYSTEM  Trigger Modes  NORM, AUTO(TV-H), TV-V, LEVEL LOCK Trigger Source INT(CH1, CH2, VERT), EXT, LINE Trigger Polarity "+" or "-"  Trigger sensitivity INT 5Hz~10MHz: 1DIV, 10MHz~20MHz: 1.5DIV EXT 5Hz~10MHz: 0.2V, 10MHz~20MHz: 0.3V TV  INT: 2DIV, EXT: 0.5V External trigger input Input impedance: 1MΩ±5% 25pF±5pF Max. input voltage: 400V (DC+ACpeak) at 1KHz X-Y OPERATION Sensitivity and accuracy 5mV~20V / DIV ±3%, ×5 MAG: 1mV~4V / DIV ±5% Width of band (-3dB) DC (AC 10Hz) ~500kHz Phase difference ≤3°or less from DC to 50kHz Z Axis (optional ) Sensitivity 5Vp-p Polarity Negative going input increase intensity Input impedance Approx 10KΩ Usable frequency range DC~2MHz Max. input voltage 30V (DC+AC peak) at 1kHz Component Testing Simple tests to resistors, capacitors, inductors, voltage regulator tubes, diodes, etc. Calibration Voltage: 2Vp-p±2%, Frequency: 1KHz±2%, Square wave POWER SOURCE 110~127 VAC±10%, 220~240VAC±10%, 50Hz±2Hz / 60Hz±2Hz  ACCESSORIES Instruction manual x 1, Power cable x 1 ,Fuse x 1, Probe x 2 DIMENSIONS & WEIGHT 310(W) x 145(H) x 440(D)mm, Approx 8kg