LW2042L :40MHz, dual channel,7 inch LCD display digital oscilloscope
Specifications
Sampling |
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Sampling type |
Real time sampling |
equivalent sampling |
Sampling rate |
1GS/s |
50GS/s |
TEST METHOD:
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Real-time
|
Equivalent
|
AVERAGE VALUE |
after all the channels have carry out N times sampling,the number can be selected between 2:4:8:16:32:64:128 and 256. |
input |
|
Input coupling |
(DC:AC:GND) |
Input impedance |
1±2%MΩ 24±3pF in parallel |
Probe attenuation ratio setting |
1×,10×,100×,1000× |
Maximum input voltage |
400V(DC+AC Vpp:1MΩ Input impedance) |
Time delay between channels(typical) |
150ps |
level |
|
Waveform interpolation |
Sin(x)/x |
Record length |
2×600k sampling point
|
Storage depth |
Signal channel is 25k, dual channel is 12.5K |
Scanning range(s/div) |
2ns/div-50s/div Follow 1-2-5 step |
Sample rate and delay time precision |
±50ppm(any ≥1ms的Time interval) |
Time interval (△T)measure precision (full bandwidth) |
sole:±(1 sampling interval time +100ppm×reading+0.6ns) >16 average value:±(1 sampling interval time +100ppm×reading+0.4ns) |
Vertical |
|
Analog digital converter (A/D) |
8-bit resolution with synchronous sampling for 2 channels |
Scope of deflection coefficient (V/div) |
1mV/div ~20V/div(in input BNC) |
Displacement range |
≥±10 div |
More meaning |
100 MHz,80MHz,60 MHz,40 MHz |
A single bandwidth |
100 MHz,80MHz,60 MHz,40 MHz |
(Typical) optional band width limitation |
20 MHz |
Low-frequency response (AC coupling, -3dB) |
≤10Hz(in BNC) |
Rise time(typical in BNC) |
3.5 ns respectively in bandwidth or less (100 MHz, 80 MHz, 60 MHz, 40 MHz) |
DC gain precision (by adopting sampling or sampling mode of average value) |
±5%if the verticalsensitivity is 1mV/div or 2mV/div; ±4%if the verticalsensitivity is 5mV/div; ±3%if the verticalsensitivity is 10mV/divto 20V/div; |
DC measurement precision (by adopting average sampling mode) |
If vertical displacement is 0 and N≥16: ±(5%×reading+0.1 grid+1mV) by selecting 1mV/div or 2mV/div; ±(4%×reading+0.1 grid+1mV) by selecting 5mV/div; ±(3%×reading+0.1 grid+1mV) by selecting 10mV/div to 20V/div; If vertical displacement is not 0 and N≥16: ±u12304X(3%×(reading+vertical displacement reading)+(1%×vertical displacement reading)】+0.2div; To add 2mV when setting from 5mV/div to 200mV/div: To add set value by 50mV when setting from 200mV/div to 20V/div; |
Measurement precision of voltage difference (△V) (by adopting sampling mode of average value) |
Voltage difference between any 2 points on the waveform after calculating average value for at least 16 captured waveform under the same setup and environment conditions: ±(3%×reading+0.05div |
Trigger |
|
Trigger sensitivity |
Internal Trigger:≤1div EXT trigger:≤0.2V |
Trigger level scope |
Away screen center±8div |
(Typical) precsion of trigger level for signal of which RiseTime or DescendTime is not less than 20ns |
±(0.3div×V/div)(within scope of ±4div from screen center) |
Pre-trigger ability |
Normal mode/scanning mode, pre-trigger/delay trigger with adjustable pre-trigger depth |
Inhibition scope |
100ns – 1.5s |
(Typical) level set to 50% |
Operation if frequency of input signal is not less than 50Hz |
Edge trigger |
|
Edge type |
Ascend, descend, ascend & descend |
Pulse width trigger |
|
Trigger mode |
To be more than, less than or equivalent to positive/negative pulse width; |
Pulse width scope |
20ns-10s |
Alternate trigger |
|
CH1 trigger |
Edge, pulse width |
CH2trigger |
Edge, pulse width |
Interface functions |
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Standard configuration |
1USB OTG |
Power |
|
Power voltage |
100-240VACRMS,45-440Hz,CAT II |
Power consumption |
To be less than 30VA |
Fuse |
F1.6AL 250V on power board in the machine. |
environment |
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