New CQ620CF 20Mhz Analog Oscilloscope w/frequency Counter

New CQ620CF 20Mhz Analog Oscilloscope w/frequency Counter


Key Features..!!
20MHz dual channel..
ALT triggering function..
Encoder for sweep switch..
Fully sealed long life vertical sensitivity switch..
10 times sweep magnification..
TV synchronization, X-Y mode..
Build-in 6 digital frequency counter..
Economic choice for high quality..

 

 

Configuration..!!
CRT

Type 6-inch rectangular with internal graticule 8x10div(1div=1cm)
Accelerating voltage 2kV(20MHz) 12kV(40MHz)
Illumination Front panel control
Z-axis Input Zin: ≈47kΩ ; Vin: ≥5Vp-p; Bw: DC~2MHz
VERTICAL SYSTEM

Sensitivity ±3%;5mV~5V/div
Bandwidth DC (AC 10Hz)~ 20MHz(-3dB) DC (AC 10Hz)~40/50MHz(-3dB)
Rise Time ≤17.5ns ≤8.75/7ns
Max Input Voltage 400V (DC + ACp-p)
Input Coupling AC, DC, GND
Input Impedance ≈1MΩ/ 25PF
Vertical Mode CH1, CH2, DUAL ( ALT/CHOP) ADD, CH2 INV
HORIZONTAL SYSTEM

Sweep time 0.2us~0.5s / div±3%; MAGx10:100ns ~ 50ms /div ±5%
Sweep time accuracy ±3%, ±5% at x10MAG (20nS~50nS/DIV uncalibrated)
Sweep time accuracy 10TIMES
Max sweep time 20nS/DIV
Linear ±5%, ±10% at x10MAG
TRIGGER

Trigger Mode AUTO,NORM,TV-V,TV-H
Trg-Level YES
Trg Source CH1, CH2, ALT, LINE, EXT
Trg-Coupling AC
Trg-Slope + or –
Trg-Sensitivity
CH1,CH2
ALT
EXT
20Hz~2MHz
0.5DIV
2.0DIV
200mV
2MHz~20MHz
1.5DIV
3.0DIV
800mV
External Trg-Input Input impedance:1MÙ±3%, 25pF±5pF..
Max. input voltage: 400V (DC+ACpeak) at 1KHz
X-Y Operation

Sensitivity 5mV~5V/div, ±4%
X-axis Bandwidth DC ~500KHz
Phase Error ≤3°DC ~ 50KHz

Output Signal

CH1 signal output YES
Calibrator output 1KHz square wave, 2Vp-p±2%
POWER SOURCE: AC 110/220V±10%, 50Hz/ 60Hz, ≈35W

ACCESSORIES: Instruction manual x 1, Power cord x 1,fuse x1, Probe x 2..

DIMENSIONS & WEIGHT: 310(W) x 150(H) x 455(D)mm, Approx. 8kg

Comments are Closed