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ISO9001:2000 |
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Fax Us: 86-21-52768908 |
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TEST INSTRUMENTS |
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CQ620BF/640BF
20V/DIV DUAL OSCILLOSCOPE & FREQUENCY COUNTER
Features
.20MHz/40MHz dual channel
.Hight sensitivity 1mV/div
.Expanded vertical sensitivity to 10V ~ 20V/div
.ALT triggering function
.Z-Axis input,CH1 output
.Encoder for sweep and vertical sensitivity switch
.10 times sweep magnification
.TV synchronization, X-Y mode
.Triggering level lock function, automatic synchronize function
.Build-in 6 digital frequency counter
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CQ620BF
Large view |
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| 1 |
CQ620BF |
CQ640BF |
CRT
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| 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
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| Y-ATT Switch |
Encoder |
| Sensitivity
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X1:±3%;5mV~20V/div |
| X5:±5%;1mV~4V/div |
Bandwidth
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X1:DC (AC 10Hz) ~ 20MHz(-3dB) |
X1:DC (AC 10Hz) ~ 40MHz(-3dB) |
X5:DC (AC 10Hz) ~ 7MHz (-3dB) |
| Rise Time |
X1:≤17.5ns |
X1:≤8.75 / 7ns |
| X5:≤50ns |
X5:≤25 / 23ns |
| 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
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0.2us~0.5s / div±3%; MAGx10:100ns ~ 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 Modes |
AUTO,NORM,TV-V,TV-H |
| Trg-level lock |
√ |
| Trigger Source |
CH1, CH2, ALT, LINE, EXT |
| Trigger Coupling |
AC |
| Trigger Slope |
"+" or "-" |
| Trigger sensitivity |
1 |
20Hz~2MHz |
2MHz~20MHz |
| CH1,CH2 |
0.5DIV |
1.5DIV |
| ALT |
2.0DIV |
3.0DIV |
| EXT |
200mV |
800mV |
TV sync pulse ＞1DIV or 1V (EXT) |
| External trigger input |
Input impedance: 1MΩ±3%, 25pF±5pF |
| Max. input voltage: 400V (DC+ACpeak) at 1KHz |
X-Y OPERATION
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| Sensitivity |
5mV~5V/div, ±4% |
| X-axis bandwidth |
DC ~500KHz |
| Phase Error |
≤3°DC ~ 50KHz |
OUTPUT SIGNAL |
| CH1 signal outputt |
√ |
| Calibrator output |
1KHz square wave, 2Vp-p±2% |
| Build-in frequency counter |
10Hz~20/40MHz; 6digits |
| POWER SOURCE |
AC 110/220V±10%, 50Hz/ 60Hz, ≈35W |
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ACCESSORIES
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Instruction manual x 1,
Power cord x 1,
Probe x 2 |
| DIMENSIONS & WEIGHT |
310(W) x 150(H) x 455(D)mm,
Approx. 8kg |
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Copyright © Shanghai MCP Corp, 2009. All Rights Reserved |
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Add: Fl.3(East),Blk.4, Bai Da Industrial Park,No.1030 Tong Pu Rd., Shanghai, China
Tel: 86-21-52695961/52695965
Fax:86-21-52699261|Zip: 200333|E-mail: sales@mcpsh.com
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