| | GDS-3152 | GDS-3154 | GDS-3252 | GDS-3254 | GDS-3352 | GDS-3354 | GDS-3502 | GDS-3504 |
| Vertical | |
| Input Channels | 2Ch+EXT | 4Ch+EXT | 2Ch+EXT | 4Ch+EXT | 2Ch+EXT | 4Ch+EXT | 2Ch+EXT | 4Ch+EXT |
| Bandwidth | DC~150MHz(-3dB) | DC~250MHz(-3dB) | DC~350MHz(-3dB) | DC~500MHz(-3dB) |
| Rise Time | 2.3ns | 1.4ns | 1ns | 700ps |
| 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// 15pF |
| DC Gain Accuracy | ±(3% X |Readout| + 0.1div + 1mV) |
| Polarity | Normal, Invert |
| Maximum Input Voltage @1MΩ | 300V (DC+AC Peak), CAT I |
| Maximum Input Voltage @50/75Ω | 5 VRMS max, CAT I |
| Offset Position Range | 2mV/div ~ 100mV/div : ±0.5V ;200mV/div ~ 5V/div : ±25V |
|
| Bandwidth Limit | GDS-3152/3154:20MHz
(-3dB) | GDS-3252/3254: 20MHz/100MHz (-3dB) | GDS-3352/3354: 20MHz/100MHz/
200MHz (-3dB) | GDS-3502/3504: 20MHz/ 100MHz/ 200MHz/ 350MHz (-3dB) |
| Waveform Signal Process | Add, subtract, multiply, and divide waveforms, FFT, FFTrms |
| | FFT: Spectral magnitude. |
| Set FFT Vertical Scale to Linear RMS or dBV RMS, and FFT Window to Rectangular, Hamming, Hanning or Blackman-Harris. |
| Trigger | |
| Source | 2 CH model: CH1, CH2, Line, EXT |
| 4 CH model: CH1, CH2, CH3, CH4, Line, EXT |
| Trigger Mode | Auto (supports Roll Mode for 100 ms/div and slower), Normal, Single |
| Trigger Type | Edge, Pulse Width, Video, Runt, Rise & Fall, Alternate, Event-Delay(1~65,535 events),
Time-Delay(10ns~10s), |
| I²C, SPI, UART(optional) |
| | Runt: Trigger on a pulse that crosses one threshold but fails to cross a second threshold before crossing the first again. |
| | I²C (optional) |
| Trigger on Start, Repeated Start, Stop, Missing ACK, Address (7 or 10 bit), Data, or Address and Data on I²C buses |
| | SPI (optional) |
| Trigger on SS, MOSI, MISO, or MOSI and MISO on SPI buses |
| | UART (optional) |
| Trigger on Tx Start Bit, Rx Start Bit, Tx End of Packet, Rx End of Packet, Tx Data, Rx Data, Tx Parity Error, and Rx Parity Error |
| Trigger Holdoff Range | 10ns~10s |
| Coupling | AC, DC, LF rej., Hf rej., Noise rej. |
| Sensitivity | DC ~ 50MHz Approx. 1div or 10mV |
| 50MHz ~ 350MHz Approx. 1.5div or 15mV |
| EXT Trigger | |
| Range | ±15V |
| Sensitivity | DC ~ 150MHz Approx. 100mV ;150MHz ~ 250MHz Approx. 150mV
250MHz ~ 350MHz Approx. 150mV ;350MHz ~ 500MHz Approx. 200mV |
|
| Input Impedance | 1MΩ±3%, ~16pF |
| Horizontal | |
| Range | 1ns/div ~ 100s/div (1-2-5 increments;GDS-3502/3504:1-2.5-5 increments); ROLL : 100ms/div ~ 100s/div |
| Pre-trigger | 10 div maximum |
| Post-trigger | 1,000 div |
| Accuracy | ±20 ppm over any ≧1 ms time interval |
| X-Y Mode | |
| X-Axis Input | Channel 1; Channel 3 |
| Y-Axis Input | Channel 2; Channel 4 |
| Phase Shift | ±3° at 100kHz |
| Signal Acquisition | |
| Real Time Sample Rate | 2.5GSa/s | 5GSa/s | 2.5GSa/s | 5GSa/s | 5GSa/s | 5GSa/s | 4GSa/s | 4GSa/s |
| ET Sample Rate | 100GSa/s maximum for all models |
| Record Length | 25k points/ channel |
| Acquisition Mode | Normal, Average, Peak detect, High resolution, Single |
| | Normal: Acquire sampled values. |
| | Average: From 2 ~256 waveforms included in average. |
| | Peak Detect: Captures glitches as narrow as 2 ns at all sweep speeds |
| | Hi Res: Real-time boxcar averaging reduces random noise and increases vertical resolution. |
| 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 angle, and eight different delay measurements (FRR, FRF, FFR, FFF, LRR, LRF, LFR, LFF) |
| Cursors measurement | Voltage difference between cursors ( ∆V) Time difference between cursors ( ∆T) |
| Auto counter | 6 digits, range from 2Hz minimum to the rated bandwidth |
| Power Measurements (option) | |
| Power Quality | VRMS, VCrest Factor, Frequency, IRMS, ICrest Factor, True |
| Measurements | Power, Apparent power, Reactive power, Power factor, Phase angle. |
| Harmonics | Freq, Mag, Mag rms, Phase, THD-F, THD-R, RMS |
| Ripple Measurements | V ripple ,I ripple |
| In-rush current | First peak, Second peak |
| Control Panel Function | |
| Autoset | Single-button, automatic setup of all channels for vertical, horizontal and trigger systems, with undo autoset |
| Auto-Range | Allow users to quickly move from test point to test point without having to reset the oscilloscope for each test point |
| Save Setup | 20 set |
| Save Waveform | 24 set |
| Display System | |
| TFT LCD Type | 8" TFT LCD SVGA color display |
| Display Resolution | 800 horizontal × 600 vertical pixels (SVGA) |
| Interpolation | Sin(x)/x & Equivalent time sampling |
| Waveform Display | Dots, vectors, variable persistence, infinite persistence |
| Display Graticule | 8 x 10 divisions |
| Display Brightness | Adjustable |
| Interface | |
| RS-232C | DB-9 male connector |
| USB Port | 2 sets USB 2.0 High-speed host port ; 1 set USB High-speed 2.0 device port |
| Ethernet Port | RJ-45 connector, 10/100Mbps |
| SVGA Video Port | DB-15 female connector, monitor output for display on SVGA monitors |
| GPIB | GPIB to USB Adapter (GUG-001 Option) |
| Go/NoGo BNC | 5V Max/10mA TTL Open collector output |
| Internal flash disk | 64MB |
| Kensington Style Lock | Rear-panel security slot connects to standard Kensington-style lock. |
| Line output | 3.5mm stereo jack for Go/NoGo audio alarm |
| Power Source | |
| Line Voltage range | 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 & Weight | 400(W) X 200(H) X 130(D)mm, approx 4 kg
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