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OSCILLOSCOPES |
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Digital Read-out Oscilloscope CROMTECH 4325 / 4345 |
Features
- High sensitivity , up to 1mV/div;
- Use digital plus switch to instead mechanical switch;
- On CRT screen display seven cursor readout parameter;
- Hold-off time adjustable, complex signal sync more stable;
- Have all features with universal oscilloscope.
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MODEL |
4325 |
4345 |
Vertical system |
Deflect ratio |
1mV/div-0.5V/div,1-2-5 12steps,±5% (1mV-2mV±8%) |
Band width |
5mv-5V/div DC-20MHz |
5mv-5V/div DC-40MHz |
1mv-2mV/div DC-10MHz |
1mv-2mV/div DC-15MHz |
AC coupling: (-3dB) 10Hz |
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Max input voltage |
400V(DC + AC peak) Frequency≤1KHz |
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Horizontal System |
Sweep rate |
0.1μs/div-0.5s/div,1-2-5 21 steps,±5% (0°C~40°C) |
Sweep hold off time |
Hold off time up to 8 * min sweep stop time, continuous adjustable |
Trig system |
Trig source |
CH1, CH2, Line, external |
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Slope |
+, - |
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Trig mode |
Auto, normal, single time |
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Level lock /alternate trig |
50Hz-20MHz 2div, 0.25V |
50Hz-40MHz 2div, 0.25V |
Max. Input voltage |
100V(DC + AC peak)≤1KHz |
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X-Y Mode |
Sensitivity |
Y:CH2,X:CH1 ±5%;expand ×10±10% |
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X Band width |
DC-1MHz -3dB |
DC-2MHz -3dB |
Phrase error |
≤3°(DC-5KHz) |
≤3°(DC-100KHz) |
Z axis |
Frequency range |
DC-5MHz |
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Input impedance |
Approx 5KΩ |
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Max. Input voltage |
50V(DC + AC peak),Frequency≤1KHz |
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Cursor readout |
Cursor readout |
△V, △V%, △VdB, △T, 1/△T, |
△V, △V%, △VdB, △T, 1/△ |
DUTY, PHASE |
DUTY, PHASE |
Control board configuration display |
V/DIV, vertical mode, inverse, alt/chop, |
V/DIV, vertical mode, inverse, Alt/chop, un-calibrate |
Un-calibrate/ ADD(SUB),×10 expand, Probe |
ADD(SUB), ×10 expand, Probe (×1×10), |
(×1×10), X-Y, TIME/DIV, TV-V/H |
X-Y, TIME/DIV, TV-V/H |
Calibration signal |
Wave form |
Rectangular |
Frequency |
1KHz±2% |
Amplitude |
2Vp-p±2% |
Physical Characteristics |
Power supply |
AC 200V±10% |
Frequency |
50Hz±4% |
Power consumption |
40W |
Dimension & weight |
150H×310W×440D(mm) approx 8kg |
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Dual time-base Oscilloscope CROMTECH 4320G/ 4340G/ 4360G |
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Features:
- High sensitivity , up to 1mV/div;
- Use digital code switch instead of original mechanical switch;
- B (delay) sweep can expand any time segment of A sweep (main);
- B sweep zoom display of view signal.
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MODEL |
4320G |
4340G |
4360G |
Vertical system |
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Deflect ratio |
1mV/div-5V/div 1-2-5 12 steps, error ±3% (1mV-2mV±5%) |
Bandwidth |
5mV-5V/div DC-20MHz |
5mV-5V/div DC-40MHz |
5mV-5V/div DC-60MHz |
1mV-2mV/div DC-10MHz |
1mV-2mV/div DC-15MHz |
1mV-2mV/div DC-15MHz |
AC Couple: Min frequency(-3dB) 10Hz |
Max. Input voltage |
400V(DC + AC peak)Freq. ≤ 1kHz |
Horizontal system |
Display mode |
A, A enlight,B, B trig |
A Sweep rate |
0.1μs/div-0.5s/div,1-2-5 21 steps, error±3% |
Sweep Hold off time |
up to 8 more than sweep end time, continuous adjustable |
B sweep rate |
0.1μs/div-5ms/div,1-2-5 12 steps, error±3% |
Delay time |
1μs/div-5ms/div continous adjustable |
Trig system |
Trig source |
CH1, CH2, Line, External |
Slope |
+, - |
Level lock/ trig alternate |
50Hz-20MHz,2div, external 0.25V |
50Hz-40MHz,2div, external 0.25V |
Ext. input impedance |
1MΩ±2% approx 35pF |
Max. input voltage |
100V(DC + AC peak) Frequency ≤ 1kHz |
B trig |
Yes |
X-Y Mode |
Sensitivity |
Y CH2,X CH1,error±5%;expand x 10±10% |
X bandwidth |
DC-1MHz -3dB |
DC-2MHz -3dB |
Z axis |
Frequency range |
DC-5MHz |
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Input impedance |
Approx 5MΩ |
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Max. input voltage |
50V(DC + AC peak)Frequency ≤ 1kHz |
Bandwidth |
DC-1MHz |
Calibration |
Wave form |
Rectangular |
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Frequency |
1KHz±2% |
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Amplitude |
2Vp-p ±2% |
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Physical Characteristics |
Power supply |
AC 220V±10% |
Frequency |
50Hz±4% |
Power consumption |
40W |
Dimension & weight |
150H×310W×440D(mm) approx 8kg |
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Dual Input Four Trace Oscilloscope CROMTECH 4320C/ 4340C/ 4360 |
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Features
- 1mV/divhigh sensitivity , up to 1mV/div;
- high light graduation illumination ;
- Alter-mag, x1 and Mag trace can be display alternately , you can see two trace per channel ;
- TV sync , new designed circuit can sync TV-H, TV-V signal stable;
- auto focus;
- trig level lock;
- Mark (YB4340, YB4320A only ).
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MODEL |
4320C |
4340C |
4360 |
Vertical system |
Deflect ratio |
5mV/div-5V/div,1-2-5,10 steps,(range)(1mV/div-1V/div, ×5MAG) |
Bandwidth 5mV/div |
DC:0-20MHz -3dB |
DC:0-40MHz -3dB |
DC:0-60MHz -3dB |
AC:10Hz-20MHz -3dB |
AC:10Hz-7MHz -3dB |
AC:10Hz-7MHz -3dB |
Expand bandwidth |
DC:0-7MHz -3dB |
DC:0-7MHz -3dB |
DC:0-7MHz -3dB |
AC:10Hz-7MHz -3dB |
AC:10Hz-7MHz -3dB |
AC:10Hz-7MHz -3dB |
Input impedance |
1MΩ±2%,25pF ±3pF;via probe 10MΩ±5%,approx 17pF |
Max. Input voltage |
400V(DC + AC peak) |
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Horizontal System |
Display mode |
×1, ×5;×1, ×5 alter |
×1, ×10;×1, ×10 alter. |
Sweep rate |
0.1μs/div-0.2s/div±3%,1-2-5 step,20 step |
Sweep expand |
20ns/div-40ms/div |
10ns-20ms/div |
Alternate Expand |
Up to 4 traces |
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Trigger System |
Trig source |
Internal, CH2, Line, External |
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Slope |
+,- |
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Trig mode |
Auto, normal, TV-V, TV-H |
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X - Y Mode |
Work mode |
X-Y mode,CH1 X alex,CH2 Y alex |
Sensitivity |
same as Y axis |
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Input impedance |
1MΩ±2%//25pF±3pF |
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X axis bandwidth |
DC-1MHz |
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Z axis |
Input impedance |
33KΩ |
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Max input voltage |
50V(DC + AC peak),Max frequency≤1KHz |
Bandwidth |
DC-1MHz |
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Calibration |
Wave form |
Rectangular |
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Frequency |
1KHz±2% |
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Amplitude |
0.5Vp-p±2% |
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CH1 Output |
Output voltage |
>=20mV/div |
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Output impedance |
Approx 50Ω |
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Bandwidth |
50Hz-5MHz |
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Physical Characteristics |
Power supply |
AC 220V ±10% |
Frequency |
50Hz±5% |
Power consumption |
35W |
Dimension & weight |
132H×321W×376D(mm) approx 7.2kg |
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Dual Trace Oscilloscope CROMTECH 43020/ 4320B/ 4320D |
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Features
- SMT to improve integration, stabilization and reliability;
- Digital coding switch used in vertical and sweep system;
- Trig auto-sweep in full scale; Abundant trig function, ALT trig, Single trig, TV-H, TV-V;
- Trig output, sine 50Hz line signal and Z axis input, non-cal and trig indication and trig lock.
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MODEL |
43020 |
4320B |
4320D |
Vertical system |
Deflect ratio |
2mV/div~10V/div |
5mV/div~5V/div |
2mV/div~10V/div |
Band width |
DC:0~20MHz -3dB; AC:10Hz~20MHz -3dB |
Input impedance |
1±3%MΩ//30±5pF(directly) 10±5%MΩ//23pF(via probe) |
Max input voltage |
400V(DC + AC p-p) |
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Horizontal system |
Display mode |
Auto, Trig, lock, single time |
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Sweep rate |
0.1μs/div~0.2s/div |
0.1μs/div~0.2s/div |
0.1μs/div~10s/div 1-2(2.5)-5 |
1-2-5 20 steps |
1-2-5 20steps, |
29 steps,accuarcy±3%, |
±3% |
±3% |
“slow”±8% |
Expand |
× ±5% |
Alternate expand |
× ±5% |
none |
×5 ±5% |
Trig system |
Trig source |
CH1, CH2, alter, Line, external |
Couple |
AC/DC(Ext)Normal/TV-V, TV-H |
Slope |
+, - |
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Max input voltage |
400V(DC + AC p-p) |
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X-Y Mode |
Input signal |
X axis:CH1 Y axis:CH2 |
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Deflect ratio |
CH1 |
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Frequency response |
AC:10Hz~1MHz -3dB; DC:0~1MHz -3dB |
Z axis |
Max input voltage |
50V(DC + AC p-p) |
Input impedance |
10kΩ |
Input slope |
Lower level to enlight |
Frequency range |
DC~5Mz |
Calibration Signal |
Wave form |
Rectangular |
Frequency |
1KHz±1% |
Amplitude |
0.5Vpp±1% |
Physical Characteristics |
Power supply |
AC220V±10% or 110V±10% 50Hz±5% |
Power consumption |
Approx 35VA |
Dimension & weight |
130H×285W×385D(mm), 6.5kg |
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Dual Trace Oscilloscope CROMTECH 5020 / 5030 |
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Features
- Auto sweep circuit in full frequency bandwidth in trigger system;
- Flexible trig mode to select one signal or external input signal trig;
- Alt trig function to observe two different signal synchronized;
- Trig output and output the signal of CH1 or CH2 ;
- TV-V, TV-H
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MODEL |
5020 |
5030 |
Vertical System |
Deflect ratio |
5mV/div-10V/div 1-2-5 11steps,±5% |
Expand multiple |
×5±10% |
Work mode |
Y1, Y2, alt, chop, ADD, X-Y |
Band width |
AC:10Hz-20MHz -3dB |
AC:10Hz-30MHz -3dB |
DC:0-20MHz -3dB |
DC:0-30MHz -3dB |
Band width(expanded) |
AC:10Hz-5MHz, -3dB; |
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DC:0-5MHz,-3dB |
Input impedance |
1±2%MΩ//≤30pF(direct);10±5%MΩ//≤23pF(via probe) |
Max input voltage |
400V(DC + AC p-p) |
Horizontal System |
Display mode |
Auto, Trig, Lock, Single |
Sweep rate |
0.1μs/div~0.2s/div 1-2-5 20setup,±5% |
Expand |
×5 ±10% |
Trig System |
Trig source |
Y1, Y2, alternate, Line, External |
Coupling |
AC/DC(external), Normal/TV |
Slope |
+, - |
Sync frequency |
Auto:50Hz~20MHz |
Auto:50Hz~30MHz |
XY Mode |
Input signal |
X:Y1 Y:Y2 |
Deflect ratio |
Same as Y1 |
Frequency response |
AC:10Hz-1MHz -3dB;DC:0~1MHz -3dB |
Z Axis System |
Input impedance |
Same as Y1 |
Max input |
Same as Y1 |
Max. input |
50V(DC + AC p-p) |
Input impedance |
10KΩ |
Frequency range |
DC~5MHz |
Calibrate Signal |
Wave form |
Rectangular |
Amplitude |
0.5Vp-p±2% |
Frequency |
1KHz±2% |
Physical Characteristics |
Power supply |
AC 200V±10% |
Frequency |
50Hz±5% |
Power consumption |
Approx 35VA |
Dimension & weight |
130H×320W×400D(mm) approx 7.2kg |
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Dual Trace Oscilloscope – CROMTECH 43020F / 43020BF / 4328F |
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MODEL |
43020F |
43020BF |
4328F |
Vertical system |
Deflect ratio |
2mV/div~10V/div |
5mV/div~5V/div |
5mV/div~10V/div 1-2-5, 11 steps, ±3%, ×5 ±5% |
Bandwidth |
DC:0~20MHz -3dB; AC:10Hz~20MHz -3dB |
Bandwidth (Expanded) |
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AC:10Hz~5MHz -3dB, DC:0~5MHz -3dB |
Input impedance |
1±3%MΩ//30±5pF(direct) |
1±5%MΩ//≤30pF(direct) |
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10±5%MΩ//23pF(via probe) |
10±5%MΩ//≤23pF(via probe) |
Max voltage |
400V(DC + AC p-p) |
Horizontal system |
Display mode |
Auto, trig, lock, single time |
Sweep rate |
0.1μs/div~0.2s/div, 1-2-5 20 steps, ±3% |
0.1μs/div~0.2s/div, 1-2-5 20 steps,±3% |
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Expand |
×5 ±5% |
Alternate expand |
×5 ±5% |
None |
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Trig system |
Trig source |
CH1, CH2, alternate, Line, External |
Couple |
AC/DC(Ext)Normal/TV-V, TV-H |
Slope |
+, - |
Max input voltage |
400V(DC + AC p-p) |
Sync. frequency |
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Auto: 50Hz~20MHz |
X-Y Mode |
Signal input |
X axis:CH1 Y axis:CH2 |
Deflect ratio |
Same as CH1 |
Frequency response |
AC:10Hz~1MHz -3dB DC:0~1MHz -3dB |
Z axis |
Max input voltage |
50V(DC + AC p-p) |
Input impedance |
10KΩ |
Input slope |
Low level to enlight |
Frequency |
DC~5MHz |
Calibration signal |
Wave form |
Rectangular |
Frequency |
1KHz±1% |
Amplitude |
0.5Vp-p±1% |
Physical Characteristics |
Power supply |
AC 220V ±10% or 100V±10% |
Frequency |
50Hz±5% |
Power consumption |
Approx 35VA |
Dimension & weight |
130H×285W×385D(mm) approx 6.5kg |
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