User Manual - IMP Multifrequency lockin

Contents:

• Multifrequency Lockin Amplifier
  • connections MLA-3
    • front-side
    • back-side
    • grounding
• Quick Start Guide
• Software installation
  • “exe” version
  • “zip” version
• Multifrequency Lockin Basics
  • lockin measurement
  • demodulating multiple frequencies
  • Fourier leakage
  • tuning and nonlinearity
  • setup and tuning functions
  • tuning frequency combs
  • advanced lockin topics
    • finite accuracy and perfect tuning
    • frequency sweep
    • triggered lockin measurement
    • real-time feedback
    • demodulation details
• Graphical User Interface (GUI)
  • common features
  • analog panel
  • aux output panel
  • lockin setup panel
  • oscilloscope panel
  • lockin history panel
  • script panel
  • script plot panel
  • frequency sweep panel
  • frequency counter panel
  • message log panel
  • Python shell panel
• Communicating with the MLA™
  • data streams
  • streaming lockin data
    • lockin data formats
      • IQ-real
      • IQ-complex
      • amp and phase
      • data conversion
  • streaming time data
• MLA programming
  • NumPy and matplotlib
  • MLA API
    • mla
      • MLA
    • mla.lockin
      • Lockin
      • LockinReceiver
    • mla.osc
      • Osc
    • mla.arb
      • Arb
    • mla.feeback
      • Feedback
    • mla.hardware
      • Hardware
  • MLA GUI
    • mla_gui
      • ErrPanel
      • IMPStatusBar
      • ImGUI
      • MyAuiManager
    • Script panel
      • ScriptPanel
    • Scripting utilities
      • generate_filename()
    • Shell panel
      • ShellPanel
      • flash_color()
    • Lockin setup panel
    • Oscilloscope panel
      • PlotPanel
    • Lockin plot panel
      • Frequency_counting_panel
      • LockinPlotPanel
      • PlotPanel
      • PlotPanelBase
      • UserPlotPanel
    • Line colors
  • example scripts
    • setup the GUI
    • plotting in the GUI
    • configuring the lockin
    • lockin measurement loop
    • frequency sweep
  • stand-alone scripts
• Files Folders and Configurations
  • folders
    • program folder
    • user folder
  • configuration files
    • paths.ini
    • mla_config.ini
    • firmware file
    • calibration files
    • start-up script
• Analog interfaces
  • signal outputs
  • signal inputs
  • aux outputs
  • Trigger Output
  • Trigger Input
  • Clock Reference
• Advanced Hardware and Software Topics
  • Calibration
    • changing the active calibration
    • creating a new calibration
    • calibration file format
  • Ethernet communication
    • setting the IP number
    • resetting the IP number
    • Message format
    • Streams
    • Lockin data packet
  • Direct Memory Access (DMA)
  • Low-level programmer’s model
• References
• Glossary
  • Table of symbols used in this manual
  • amplitude
  • base tone
  • frequency comb
  • measurement time window
  • measurement bandwidth
  • pixel
  • tones
  • tuning
  • units
  • waveform period