| 数字示波器 | GDS-3152 | GDS-3154 | GDS-3252 | GDS-3254 | GDS-3352 | GDS-3354 |
| Vertical |
| Input Channels | 2Ch+EXT | 4Ch+EXT | 2Ch+EXT | 4Ch+EXT | 2Ch+EXT | 4Ch+EXT |
| Bandwidth | DC~150MHz(-3dB) | DC~250MHz(-3dB) | DC~350MHz(-3dB) |
| Rise Time | 2.3ns | 1.4ns | 1ns |
| Vertical Resolution | 8 bits |
| Vertical Resolution@ 1MΩ | 2mV~5V/div |
| Vertical Resolution@ 50/75Ω | 2mV~1V/div |
| Input Coupling | AC DC GND |
| Input Impedance | 1MΩ// 16pF |
| DC Gain Accuracy | ±(3% X |reading| + 0.1div+ 1mV) |
| Polarity | Normal and inverted |
| Maximum Input Impedance @1MΩ | 300V (DC+AC peak) CAT I |
| Maximum Input Impedance @50/75Ω | 5 Vrms CAT I |
| OffsetPositionRange | 2mV/div ~ 100mV/div: ±0.5V
200mV/div ~ 5V/div: ±25V |
| Bandwidth Limit | 20MHz (-3dB) | 100MHz (-3dB) | 200MHz (-3dB) |
| Waveform Signal Processing | Addition Subtraction multiplication division FFT FFTrms |
| Trigger |
| Source | Dual channel: CH1 CH2 Line Ext ; 4 channel: CH1 CH2 CH3 CH4 Line Ext |
| Trigger Mode | Auto (Auto (supports Roll Mode for 100 ms/div and slower) Normal Single |
| Trigger Type | Edge Pulse Width Video Runt Rise & Fall Alternative Event-Delay (1~65535) events Time-Delay(10nS~10S) I2C SPI UART |
| TriggerHold-off Range | 10ns~10s |
| Coupling | AC DC LF rej HF rej Noise rej |
| Sensitivity | DC~50MHz approx. 1div or 1.0mV
50MHz~150MHz approx. 1.5div or 15mV
150MHz~350MHz approx. 2div or 20mV |
| EXT Trigger |
| Range | ±15V |
| Sensitivity | DC~150MHz pprox.100mV
150MHz~250MHz approx. 150mV
250MHz~350MHz approx. 150mV |
| Input Impedance | 1MΩ±3% ~16pF |
| Horizontal |
| Range | 1ns/div~100s/div (1-2-5steps); ROLL: 100ms/div~100s/div |
| Pre-Trigger | 10div maximum |
| Post-Trigger | 1000div |
| Accuracy | ±20 ppm over any ≧1 ms time interval |
| Signal Acquisition System |
| Real Time Sample Rate | 2.5GSa/s | 5GSa/s | 2.5GSa/s | 5GSa/s | 5GSa/s | 5GSa/s |
| Equivalent Time Sample Rate | 100GSa/s maximum for all models |
| Record Length | 25k points |
| Acquisition Mode | Normal Average Peak Detect High resolution Single |
| | Normal: Acquire sampled values |
| | Average: From 2 to 256 waveforms included in average |
| | Peak Detect: Catches glitches as narrow as 2ns at all sweep speeds |
| | Hi Res: Real-time boxcar averaging reduces random noise and increases vertical resolution |
| X-Y Mode |
| X-axis input | Channel 1; Channel 3 |
| Y-axis input | Channel 2; Channel 4 |
| Phase Shift | ±3° at 100kHz |
| Cursors and Measurement |
| Cursors | Amplitude Time Gating available |
| Automatic Measurement | 28 sets: Vpp Vamp Vavg Vrms Vhi Vlo Vmax Vmin Rise Preshoot/ Overshoot Fall Preshoot/Overshoot Freq Period Rise Time Fall Time Positive Width Negative Width Duty Cycle Phase eight different delay measurements (FRR FRF FFR FFF LRR LRF LFR LFF) |
| Cursors Measurement | ∆V ∆T |
| Auto Counter | 6digits range from 2Hz minimum to the rated bandwidth |
| Power Measurements (optional) |
| Power Quality Measurements | VRMS V Crest Factor Frequency IRMS I Crest Factor True Power Apparent Power Reactive Power Power Factor Phase Angle. |
| Harmonics | Freq Mag Mag rms Phase THD-F THD-R RMS |
| Ripple Measurements | Vripple Iripple |
| In-rush Current | First peak second peak |
| Control Panel Functions |
| Autoset | Single-button automatic setup of all channels for vertical horizontal and trigger systems with undo autoset |
| Auto-Range | Allows users to quickly move from test point to test point without having to reset the oscilloscope for each test point |
| Save Setup | 20 sets |
| Save Waveform | 24 sets |
| Display System |
| TFT LCD | 8" TFT LCD SVGA color display (LED backlight) |
| Display Resolution | 800 horizontal × 600 vertical (SVGA) |
| Interpolation | Sin(x)/x and equivalent time sampling |
| Waveform Display | Dots Vectors Variable persistence infinite persistence |
| Display Graticule | 8 x 10 divisions |
| Display Brightness | Adjustable |
| Interface |
| RS-232C port | DB-9port |
| USB port | 2 sets USB 2.0 high-speed host port; 1setUSB 2.0 high speed device port |
| Ethernet | RJ-45 port 10/100Mbps |
| VGAVideoPort | DB-15port SVGA monitor output |
| Line Output | 3.5mm stereo output jack for Go/NoGo audio alarm |
| GPIB(Optional) | USB to GPIB converter |
| Go/NoGo BNC | Maximum 5V /10mA TTL open collector ouput |
| Kensington Style Lock | Rear panel security slot connects to standard Kensington style lock |
| Power Source |
| LineVoltageRange | AC 100V ~ 240V 48Hz ~ 63Hz Auto selection |
| Miscellaneous |
| Multi-language Menu | Available |
| On-line Help | Available |
| Time clock | Time and Data Provide the Data/Time for saved data |
| Dimensions and Weight | 400(W) x 200(H) x 130(D) approx. 4 kg. |
