Model | 4444 |
通道數 (Input channels) | 4 |
示波器(Oscilloscope) — 垂直規格(vertical) | |
頻寬 (Bandwidth) | 20 MHz |
上升時間 (Rise time) | 17.5 ns |
輸入介面 (Input type) | D9介面 (可選配D9-BNC單端或差動輸入頭) |
垂直解析度 (Vertical resolution) | 12/14 bits (可選擇) |
軟體增強垂直解析度 (Software-enhanced vertical resolution) |
Up to 16 bits |
靈敏度 (Input sensitivity) | 2 mV/div to 10 V/div (10 vertical divisions) |
電壓輸入範圍 (Input ranges) | 使用Picoconncet
441探棒: ±10 mV to ±50 V full scale, in 12 ranges 使用Picoconncet 442探棒: ±2.5V to ±1000 V full scale, in 9 ranges |
耦合 (Input coupling) | Software-selectable AC / DC |
輸入阻抗 (Input characteristics) | 1 MΩ ∥ 17.5 pF |
直流準確度 (DC accuracy) | 使用Picoconncet
441探棒: ±1% of full scale ±500 μV 使用Picoconncet 442探棒: ±3% of full scale ±12.5mV |
垂直偏移調整範圍 (Analog offset range (vertical position adjustment)) |
±250 mV (10 mV to 500 mV ranges) |
±2.5 V (1 V to 5 V ranges) | |
±25 V (10 V to 50 V ranges) | |
過電壓保護範圍 (Overvoltage protection) |
±100 V (DC + AC peak) |
示波器(Oscilloscope) — 水平規格(horizontal) | |
最大即時取樣率 (Maximum sampling rate (real-time)) |
12
bit mode: 400 MS/s @ 1CH; 200MS/s@2CH; 100MS/s up to 3/4 CH 14 bit mode: All channel 50MS/s |
最大等即時樣率 (Maximum sampling rate)(USB 3.0 streaming) | 20 MS/s using PicoScope 6 software |
80 MS/s per channel using supplied API, 160 MS/s total across all channels (PC-dependent) | |
時基 (Timebase ranges) | 12
bit: 5 ns/div to 5,000 s/div 14 bit: 10 ns/div to 5,000 s/div |
記憶體 (Buffer memory) | 256 MS shared between active channels |
波形框錄製數 (Maximum buffer segments (PicoScope)) |
10,000 |
波形更新率 (Maximum waveforms per second) |
100,000 (PC-dependent) |
時基準確度 (Timebase accuracy) | ±50 ppm (+5 ppm/year) |
觸發功能 (Triggering) | |
觸發源 (Source) | All channel |
觸發模式 (Trigger modes) | Free run, auto, repeat, single, rapid (segmented memory) |
觸發種類 (Trigger types) | Edge with adjustable hysteresis, pulse width, window, window pulse width, dropout, window dropout, interval, logic level, runt pulse |
觸發位準 (Trigger level) | Digital triggering provides 1 LSB accuracy up to full bandwidth |
最小觸發寬度 (Pulse width trigger) | minimum 12.5 ns |
頻譜分析功能 (Spectrum analyzer) | |
頻率範圍 (Frequency range) | DC to 20 MHz |
顯示模式 (Display modes) | Magnitude, average, peak hold |
視窗功能 (Windowing functions) | Rectangular, Gaussian, triangular, Blackman, Blackman-Harris, Hamming, Hann, flat-top |
FFT點數 (Number of FFT points) | Selectable from 128 up to 1 million in powers of 2 |
刻度 (Scale / units) | X axis : linear or log 10 |
Y axis : logarithmic (dbV, dBu, dBm, arbitrary) or linear (volts) | |
數學運算功能 (Math channels) | |
數學函數種類 (General functions) | −x, x+y, x−y, x*y, x/y, x^y, sqrt, exp, ln, log, abs, norm, sign, sin, cos, tan, arcsin, arccos, arctan, sinh, cosh, tanh, derivative, integral, delay |
濾波器功能 (Filter functions) | Lowpass, highpass, bandstop, bandpass |
繪圖功能 (Graphing functions) | Frequency, duty cycle |
波形擷取種類 (Multi-waveform functions) | Min, max, average, peak |
運算子 (Operands) | Input channels, reference waveforms, time, constants, pi |
自動量測 (Automatic measurement) | |
示波器量測參數 (Scope mode) | AC RMS, true RMS, cycle time, DC average, duty cycle, falling rate, fall time, frequency, high pulse width, low pulse width, maximum, minimum, peak to peak, rise time, rising rate. |
頻譜分析儀量測參數 (Spectrum mode) | Frequency at peak, amplitude at peak, average amplitude at peak, total power, THD %, THD dB, THD+N, SFDR, SINAD, SNR, IMD |
統計功能 (Statistics) | Minimum, maximum, average and standard deviation |
串列訊號解碼 (Serial decoding) | |
串列解碼種類 (Protocols) | decode 1-Wire, ARINC 429, CAN & CAN-FD, DCC, DMX512, Ethernet 10Base-T and 100Base-TX, FlexRay, I²C, I²S, LIN, PS/2, MODBUS, SENT, SPI, UART (RS-232 / RS-422 / RS-485), and USB 1.1 |
輸入通道 (Inputs) | All input channels with any mixture of protocols |
遮罩測試 (Mask limit testing) | |
遮罩產生方式 (Mask generation) | Auto generate from captured waveform, manual drawing, manual coordinate entry |
動作方式 (Actions) | Highlight on screen, select in buffer overview, activate alarm |
量測方式 (Statistics) | Pass/fail, failure count, total count |
警報功能 (Alarms) | |
警告方式 (Initiating events) | Capture, buffer full, mask fail |
聲音警告 (Alarm actions) | Beep, play sound, stop/restart capture, run executable, save current buffer/all buffers, trigger signal generator |
顯示 (Display) | |
點跟點連線方式 (Interpolation) | Linear or sin(x)/x |
波形累積模式 (Persistence modes) | Digital color, analog intensity, fast, custom |
資料輸出 (Data export) | |
輸出格式 (Output file formats) | BMP, CSV, GIF, JPG, MATLAB 4, PDF, PNG, PicoScope data, PicoScope settings, TXT |
輸出功能 (Output functions) | Copy to clipboard, print |
操作環境 (Environmental) | |
操作溫度 (Temperature range (operating)) | 0 °C to 45 °C |
保存溫度 (Temperature range (storage)) | –20 °C to +60 °C |
操作濕度 (Humidity range (operating)) | 5% to 80% RH non-condensing |
保存濕度 (Humidity range (storage)) | 5% to 95% RH non-condensing |
體積 (Physical properties) | |
Dimensions | 190 x 170 x 40 mm |
Weight | <0.5 kg |
軟體 (Software) | |
Windows software | PicoScope for Windows |
Software development kit (SDK) | |
Windows 7, 8 or 10 recommended (read more) | |
macOS software | PicoScope for macOS (beta: feature list) |
Software development kit (SDK) | |
OS versions: see release notes | |
Linux software | PicoScope for Linux (beta: feature list) |
Software development kit (SDK) | |
See Linux Software & Drivers for details of supported distributions | |
支援語言 (Languages) | Chinese (simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish |
電腦連接介面 (PC connectivity) | SuperSpeed USB 3.0 (USB 1.1 and USB 2.0 compatible) |
電源需求 (Power requirements) | Powered from single USB 3.0 port or two USB 2.0 ports |
安規 (EMC approvals) | Tested to meet EN61326-1:2006 and FCC Part 15 Subpart B |
環境 (Environmental approvals) | RoHS and WEEE compliant |
保固期 (Warranty) | 5 years |
描述 | 料號 | |
型號 | 4隔離通道示波器 (含USB 3.0傳輸線, 無標配探棒) | Picoscope 4444 |
15MHz頻寬, 1:1衰減倍率, 50V耐壓探棒 | Picconnect 441 | |
10MHz頻寬, 25:1衰減倍率, 1,000V耐壓探棒 | Picconnect 442 | |
D9轉BNC單端轉接頭 | TA271 | |
D9轉BNC差動轉接頭 | TA299 | |
40A電流探棒 (DC/AC; 100kHz頻寬) | TA300 | |
200/2000A電流探棒 (DC/AC; 20kHz頻寬) | TA301 |