|
DISPLAY SYSTEM |
Display Device
|
Color (320 x 240)
5.7 inch LCD |
| Display Contrast |
Adjustable |
| Waveform Display Graticule |
8×10 divisions ( 8 x 12 div, when menu off )
|
Display Mode
|
Dot, Vector, Accumulate |
|
VERTICAL SYSTEM |
| Bandwidth |
250MHz |
Channels
|
2 |
| Vertical Resolution |
8-Bit |
| Vertical Sensitivity |
2mV/div ~ 5V/div |
| Vertical Accuracy |
±3% |
| Rise Time |
＜1.4ns |
| Input Coupling |
AC、DC、Ground |
| Input Impedance |
1MΩ ±2%, ~ 18pF |
| Polarity |
Positive & Negative |
| Maximum Voltage Between Signal & Common at Input BNC |
300V ( DC+AC peak ), CATII |
| Waveform Signal Process |
CH1+CH2、CH1-CH2、FFT |
| Offset Range |
2mV/div ~ 50mV/div：±0.5V;
100mV/div ~ 500mV/div：±5V;
1V/div ~ 5V/div：±50V |
| BW Limit |
20MHz ( -3dB ) |
|
HORIZONTAL SYSTEM |
| Time Base Range |
1ns/div ~ 10s/div ; Roll : 250ms/div~10s/div |
Time Base Mode
|
Main、Window、Window Zoom、Roll、X-Y |
| Time Base Accuracy |
±0.01% |
| Delay Range |
Pre-trigger : 20 div maximum; Post-trigger : 1000 div |
|
SIGNAL ACQUISITION SYSTEM
|
| Real-Time Sample Rate |
100MS/s maximum on each channel |
Equivalent Sample Rate
|
25GS/s E.T. maximum on each channel |
| Record Length |
125k/CH |
| Peak Detection |
10ns (500ns/div~10s/div) |
Acquisition Mode
|
Sample、Peak Detect、Average |
Average
|
2, 4, 8, 16, 32, 64, 128, 256 |
|
TRIGGER
|
Trigger Source
|
CH1, CH2, Line, Ext |
| Mode |
Auto Level、Auto、Normal、Single、TV、Time Delay、Event Delay、Edge、Pulse Width |
Coupling
|
AC, DC, HF, LF, Noise Reject |
Sensitivity
|
DC~30MHz : 0.5div or 5mV
30MHz~150MHz : 1.5div or 15mV
150MHz~250MHz : 2.0div or 20mV |
|
X-Y MODE
|
| X-Axis Input / Y-Axis Input |
Channel 1 / Channel 2 |
Phase Shift
|
±3° at 100kHz |
| CURSOR & MEASUREMENT |
|
| Auto Voltage Measurement |
Vpp，Vamp，Vavg，Vrms，Vhi，Vlo，Vmax，Vmin |
Auto Time Measurement
|
Freq, Period, Rise Time, Fall Time, Positive Width, Negative Width, Duty Cycle |
Cursor Measurement
|
Voltage difference between cursors(ΔV),
Time difference between cursors(ΔT),
Reciprocal of ΔT in hertz(1/ΔT) |
FREQUENCY COUNTER
|
|
Readout Resolution
|
Max. 6 digits |
| Frequency Range |
AC Coupled, 20Hz to rated bandwidth; resolution : 10Hz
|
Signal Source
|
All available trigger source except the Pulse Width & Video Trigger mode |
| EXTERNAL TRIGGER |
|
Range
|
±15V |
Sensitivity
|
DC~30MHz:~50mV;
30~150MHz :~100mV;
150MHz~250MHz : ~150mV |
| Input Impedance |
1MΩ±2%, ~ 18pF |
Maximum Input
|
300V ( DC+AC peak ) , CATII |
| CONTROL PANEL FUNCTION |
|
AutoSet
|
"Autoset" can adjust Vertical ( Volt/div ), Horizontal ( Sec/div ) and Trigger level automatically |
| Save/Recall |
Up to 15 sets of measurement conditions can be saved and recalled |
| Waveform Trace Save/Recall |
2 sets of waveform can be saved and recalled
|
| INTERFACE |
|
Standard
|
USB, RS-232C, Printer Port, Go/NoGo Output |
Option
|
GPIB |
POWER SOURCE
|
100V ~ 240V AC 47Hz ~ 63Hz, Auto selection |
|
|
|
ACCESSORIES
|
|
Instruction manual x 1, Power Cord x 1
GDS-840 Series: GTP-250A Probe(10:1/1:1) x 2 |
| DIMENSIONS &WEIGHT |
310(W) x 142(H) x 254(D)mm
Approx. 4.1kg |
