50 MHz / 200 MHz 鎖相放大器
50 MHz / 200 MHz Lock-in Amplifier 型號：VHFLI
• 分析、生成與控制功能覆蓋直流至50 MHz（搭配選配的VHF-F200M可達200 MHz）
• 精確測量多達兩路電流與兩路電壓訊號
• 快速測量時間與極低雜訊基底
• 通過LabOne®時間線模組統一編排複雜的連續波與脈衝測量序列
• LabOne®工具組包含示波器、掃瞄儀及頻譜分析儀
• 通過選配升級擴展您的工具組
• 精確測量多達兩路電流與兩路電壓訊號
• 快速測量時間與極低雜訊基底
• 通過LabOne®時間線模組統一編排複雜的連續波與脈衝測量序列
• LabOne®工具組包含示波器、掃瞄儀及頻譜分析儀
• 通過選配升級擴展您的工具組
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50 MHz / 200 MHz 鎖相放大器主要特點
- 分析、生成與控制功能覆蓋直流至50 MHz（搭配選配的VHF-F200M可達200 MHz）
- 精確測量多達兩路電流與兩路電壓訊號
- 快速測量時間與極低雜訊基底
- 通過LabOne®時間線模組統一編排複雜的連續波與脈衝測量序列
- LabOne®工具組包含示波器、掃瞄儀及頻譜分析儀
- 通過選配升級擴展您的工具組
產品特點Zurich Instruments VHFLI鎖相放大器是一款數位式多功能測量儀器，頻率範圍覆蓋直流至50 MHz（搭配選配的VHF-F200M可達200 MHz）。憑藉業界領先的類比性能設計，它繼承了前代儀器久經考驗的強大功能，這些功能集成包括反饋回路、多頻操作、任意波形生成和邊帶分析。通過VHFLI鎖相放大器，您將能夠：- 通過同時運行示波器、掃瞄儀、頻譜分析儀等多種工具，從多個面向全面觀察您的訊號。
- 通過LabOne時間線模組協調脈衝、觸發、測量與控制器，統一編排您的測量序列。
- 快速建立精準的多通道電流與電壓測量，並具備超低雜訊基底。
- 借助極短的時間常數捕捉快速訊號動態，並提升數據吞吐量。
- 高效使用LabOne的圖形使用者界面與應用程式介面，其具備使用者友好操作和實驗室就緒的工作流程。
- 利用差分輸入最大化訊號完整性。
- 通過算術單元對訊號執行算術運算。
- 以極具競爭力的價格享受領先業界的性能優勢。
應用領域VHFLI鎖相放大器的低輸入雜訊、寬闊的分析帶寬和極短的低通濾波器時間常數，使其成為最嚴苛訊號分析應用的理想測量工具。- 感測器：微機電系統、奈米機電系統、量子傳感
- 光學與光子學：拉曼光譜、泵浦-探測光譜、納米光力學、光學鎖相迴路、太赫茲光譜
- 失效分析：激光電壓探測與成像
- 材料科學：載流子遷移率、載流子密度、霍爾效應
- 掃瞄探針顯微鏡：原子力顯微鏡、掃瞄穿隧顯微鏡、磁力顯微鏡
由 LabOne ® 驅動VHFLI鎖相放大器包含LabOne®控制軟件，憑借其圖形用戶界面，使設置過程輕鬆便捷。它還對整個測量工具組提供控制功能，包含鎖相放大器、帶FFT功能的雙通道示波器、參數掃瞄儀、頻譜分析儀等。此外，所有功能與數據採集均可通過主流編程語言訪問，以便於系統集成：支持LabVIEW®、MATLAB®、C、.NET和Python。 -
50 MHz / 200 MHz Lock-in AmplifierKey Features
- Analyze, generate, and control from DC to 50 MHz (200 MHz with the VHF-F200M option)
- Precisely measure up to two current and voltage signals
- Fast measurement time and low noise floor
- Orchestrate complex CW and pulsed measurement sequences with the LabOne® Timeline Module
- LabOne® toolset including Scope, Sweeper, Spectrum Analyzer
- Expand your toolset with upgrade options
Features
The Zurich Instruments VHFLI Lock-in Amplifier is a digital, multipurpose measurement instrument that covers the frequency range from DC to 50 MHz (200 MHz with the VHF-F200M option).
Designed with best-in-class analog performance, it builds on the proven functionality of earlier instrument generations that pioneered integrated feedback loops, multi-frequency operation, arbitrary waveform generation, and sideband analysis.With the VHFLI Lock-in Amplifier, you'll be able to：- View your signal from multiple perspectives by running Scope, Sweeper, Spectrum Analyzer, and more – simultaneously.
- Orchestrate your measurement sequences by coordinating pulses, triggers, measurements, and controllers with the LabOne Timeline Module.
- Set up precise multichannel current and voltage measurements quickly, with an ultra-low noise floor.
- Capture fast signal dynamics thanks to short time constants and increase data throughput.
- Work efficiently with the LabOne GUI and APIs, featuring user-friendly operation and lab-ready workflows.
- Maximize signal integrity using differential inputs.
- Perform arithmetic operations on signals with the Arithmetic Unit.
- Benefit from industry-leading capabilities at a competitive price point.
Applications
The VHFLI Lock-in Amplifier’s low input noise, wide analysis bandwidth, and short low-pass filter time constant make it the ideal measurement tool for the most demanding signal analysis applications.-
Sensors: MEMS, NEMS, quantum sensing
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Optics and photonics: Raman spectroscopy, pump-probe spectroscopy, nano-optomechanics, optical PLL, THz spectroscopy
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Failure analysis: laser voltage probing and imaging
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Materials science: carrier mobility, carrier density, Hall effect
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Scanning probe microscopy: AFM, STM, MFM
Powered by LabOne ®
The VHFLI Lock-in Amplifier includes the LabOne® control software that makes setting it up easy and convenient, thanks to its graphical user interface. It also provides firm control over the entire measurement toolset that comprises the lock-ins, a dual-channel oscilloscope with FFT, a parametric sweeper, a spectrum analyzer, and much more. Additionally, all the functionality and data acquisition can be accessed through the major programming languages for ease of integration: LabVIEWTM, MATLAB®, C, .NET and Python are supported.
