| 类型 | 数字示波器 | 品Pai | 美国力科 |
| 型号 | WaveSurfer 42MXs-B | 通道数 | 2 |
| 带宽 | 400（MHz） | 是否提供加工定制 | 否 |
| Vertical System | |
| Bandwidth | 400 MHz |
| Rise time | 875 ps |
| Input Channels | 2 |
| Bandwidth Limiters | 20 MHz, 200 MHz |
| Input Impedance | 1 MΩ ± 1.0% || 16 pF ± 2 pF, 50 Ω ± 1.0% |
| Input Coupling | AC, DC, GND |
| Maximum Input Voltage | 1 MΩ: ± 250 Vpk, 50 Ω: 5 VRMS |
| Channel-Channel Isolation | ≥ 52 dB at 100 MHz ≥ 40 dB at 400 MHz |
| Vertical Resolution | 8 bits |
| Sensitivity | 1 MΩ: 2 mV/div - 10 V/div 50 Ω: 2 mV/div - 1 V/div |
| DC Gain Accuracy | ±1.5% |
| Offset Range | ±1 V: 2 mV/div - 99 mV/div ±10 V: 100 mV/div - 1.0 V/div ±100 V: 1.02 V/div - 10 V/div |
| Horizontal System | |
| Time/Division Range | 200 ps/div - 1000 s/div |
| Clock Accuracy | 5 ppm |
| Trigger and Interpolator Jitter | 3 ps (rms) |
| Acquisition System | |
| Single-Shot Sample Rate/Ch | 5 GS/s |
| Equivalent Sample Rate | 50 GS/s |
| Memory | 25 Mpts/Ch on 1 Ch 12.5 Mpts/Ch on 2 Ch |
| Acquisition Processing | |
| Averaging | Up to 1,000,000 |
| Peak Detect | na |
| Enhanced Resolution (ERES) | Up to 11 bits |
| Interpolation | Linear, Sin x/x |
| Sequence Mode | Up to 10,000 segments |
| Triggering System | |
| Modes | Normal, Auto, Single, Stop |
| Sources | Ch 1 - Ch 2, EXT, EXT/10, AC Line |
| Coupling Mode | AC, DC, LF Rej, HF Rej, |
| Pre-trigger Delay | 0 - Full Scale |
| Post-trigger Delay | 0 - 10,000 Divisions |
| Trigger Sensitivity | 1.0 division: 200 MHz 2.0 division: 400 MHz |
| External Trigger Sensitivity | Ext: 50 mV from DC to 10 MHz 150 mV from 10 MHz to 400 MHz Ext/10: 0.5 V from DC to 10 MHz 1.5 mV from 10 MHz to 400 MHz |
| External Trigger Input Range | Ext: ±0.4 V, EXT/10: ±4.0 V |
| Display | |
| Type | Color Touch Screen 10.4" TFT-LCD |
| Resolution | SVGA: 800 x 600 |
| Grid Styles | YT, XY |
| Trigger Types | |
| Standard Triggers | Edge, Glitch, Width, Logic (Pattern), TV (NTSC, PAL, SECAM, HDTV), Runt, Slew Rate, Interval, Dropout, Qualified |
| Optional Advanced Triggers | na |
| Optional Serial Data Triggers | I2C, SPI, UART/RS-232, CAN, LIN, FlexRay, MIL-STD-1553, ARINC 429, Audio (I2S, LJ, RJ, TDM), USB, MIPI D-PHY, DigRF3G |
| Internal Storage | |
| Waveform Storage | 4 memory waveforms plus internal HDD |
| Setup Storage | 6 setups |
| Math | |
| Standard Math Functions | Add, Subtract, Multiply, Divide, FFT, Absolute Value, Averaging (summed and continuous), Derivative, Envelope, Enhanced Resolution, Floor, Integral, Invert, Reciprocal, Rescale, Roof, Square, Square Root |
| Optional Math Functions | na |
| Measurements | |
| Measurement Parameters | Ampltidue, Area, Base, Delay, Duty Cycle, Fall Time (90% - 10%), Fall Time (80% - 20%), Frequency, Maximum, Mean, Minimum, Overshoot+, Overshoot-, Period, Peak-Peak, Phase, Rise Time (10% - 90%), Rise Time (20% - 80%), RMS, Skew, Standard Deviation, Top, Width+, Width- |
