Product Description
DUAL CHANNEL OSCILLOSCOPE
Features
.20MHz/40MHz dual channel
.Hight sensitivity: 1mV/div
.Expanded vertical sensitivity to 10V ~ 20V/div
.Component testing function(CQ620AT)
.ALT triggering function
.Z-Axis input, CH1 output(opotion)
.Encoder for sweep
.10 times sweep magnification
.TV synchronization, X-Y mode
.Triggering level lock function, automatic synchronize function
Technical Data | CQ620A/CQ620AT | |||
CRT | ||||
Type | 6-inch rectangular with internal graticule 8x10div (1div=1cm) | |||
Z-axis input | Zin:≈47kΩ ; Vin:≥5Vp-p; Bw: DC~2MHz | |||
Accelerating voltage | Apporx.2KV | |||
Illumination | Front panel control | |||
VERTICAL SYSTEM | ||||
Sensitivity | X1 | ±3%;5mV~20V/div on 1-2-5 Sequence 12 rangers | ||
X5 | ±5%;1mV~4V/div on 1-2-5 Sequence 12 rangers | |||
bandwidth | X1 | DC (AC 10Hz) ~ 20MHz(-3dB) | ||
X5 | DC (AC 10Hz) ~ 7MHz (-3dB) | |||
Rise Time | X1/X5 | ≤17.5ns/≤50ns | ||
Input Impedance | ≈1MΩ±3%/ 25PF±5PF | |||
Max Input Voltage | 400V (DC + ACp-p) at 1kHz | |||
Input Coupling | AC, DC, GND | |||
Vertical operation Mode | CH1, CH2, ALT,CHOP, ADD, CH2 INV | |||
HORIZONTAL SYSTEM | ||||
Sweep time | 0.2us~0.5s / div±3%; MAGx10:ns ~ 50ms /div ±5% | |||
Sweep time accuracy | ±3%, ±5% at x10MAG (20nS~50nS/DIV uncalibrated) | |||
Sweep magnificaton | 10 times | |||
Max sweep time | 20nS/DIV | |||
Linear | ±5%, ±10% at x10MAG | |||
TRIGGER | ||||
Trigger Mode | AUTO(TV-V),NORM,TV-H,LEVER LOCK | |||
Trigger Source | CH1, CH2, ALT, LINE, EXT,VERT | |||
Trigger Coupling | AC | |||
Trigger Slope | “+” or “-“ | |||
Trigger sensitivity | 5Hz~10MHz | 10MHz~20MHz | ||
CH1,CH2 | 1 DIV | 1.5DIV | ||
ALT | 2.0DIV | 3.01DIV | ||
EXT | 200mV | 300mV | ||
TV sync pulse >2DIV or 0.5V(EXT) | ||||
External trigger input | Input impedance:1MΩ±3%, 25pF±5pF | |||
Max. input voltage: 400V (DC+ACpeak) at 1KHz | ||||
X-Y OPERATION | ||||
Sensitivity | 5mV~5V/div±4% 90 | |||
X-axis Bandwidth | DC~500KHz | |||
Phase Error | ≤3° DC~50kHz | |||
OUTPUT SIGNAL | ||||
CH1 signal output | ? | |||
Calibrator Output | 1kHz Square wave, 2Vp-p±2% | |||
POWER SOURCE | AC 110/220V±10%, 50Hz/ 60Hz,≈40W | |||
DIMENSIONS | 310(W) x 145(H) x 440(D)mm | |||
WEIGHT | Approx. 8kg | |||
ACCESSORIES | One operation manual, one fuse, one power cable, two probes |