Anfatec Instruments AG
Measurement Science and Technology &
Scanning Probe Microscopy

AMU 5.0 - 1 MHz PCIe-Bus Lock-In Amplifier

A Dual-channel lock-in amplifier
As many cards in one PC as PCIe-slots are available
Operates simultaneously with the USBLockIn250 on the same PC.

Parameters - Datasheet

  • Oscillator frequency range: 3 mHz .. > 1 MHz
  • Input noise: < 5 nV/Hz1/2 (typ. 3.5 nV/Hz1/2) @ 100kHz (range: 100 mV)
  • 142 dB dynamic reserve (ratio between full scale input in V and input noise in V/Hz1/2)
  • Input ranges:  +/- 10 Vpp, +/- 1 Vpp and +/- 100 mVpp
  • Time constants between 200 µs and 5 s
  • Reference output: sine-wave (0.3 mV ... 7 Vrms) and LVTTL
  • Input sampling rate: 20 MHz / 24 bit AD-Converter
  • Internal PLL (1 Hz ... 1 MHz) with sine or TTL-Input
  • Input coupling: ac or dc
  • Interface: Plug & Play PCIe-Bus interface
  • Multiple Units on one PC
  • Can be combined with USBLockIn250

Included Software

  • Ready to use software for data view and spectrum acquisition
  • Source code of this software in Delphi XE7
  • DLL for the remote control from LabView or other user-programs
  • Software example: how to use the DLL under C++, Delphi, Python, Scilab, Matlab®
  • Drivers for NT-based systems  (Windows 7, Windows 10) - ( 32 Bit/64 Bit)

Scope of delivery / Additional information

  • Manual in English
  • Interface: Plug & Play PCIe-Bus interface
  • 3 Adapater cables SMB-BNC (2 m long, RG174)
  • Warranty: 2 years
AMU5.0

Applications

  • Scanning probe applications
    • Dynamic mode in AFM
    • Shear-force control in SNOM or SICM
    • Tuning forke in UHV
    • Needle sensor
  • Multiple-channel lockin applications
    • Kelvin probe microscopy
    • Piezo-response microscopy
  • Optical Spectroscopy
  • Auger Electron Spectroscopy