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AMU 2.4 - 1 MHz PCI-Bus LockIn Amplifier

A full lock-in amplifier on one card!
As many cards in one PC as PCI-slots are available
Operates simultaneously with the USBLockIn250 on the same PC.


Parameters - Datasheet

Oscillator frequency range: 3 mHz .. > 1 MHz,
Input noise: < 8 nV/Hz1/2@ 100kHz (range: 100 mV)
135 dB dynamic reserve
(ratio between fullscale input in V and input noise in V/Hz1/2)
Input ranges:  +/- 10 V, +/- 1 V and +/- 100  mV
Time constants between 25 µs and 5 s
Sensitivities: 10 nV .. 10 V (logarithmic)
Reference output: sine-wave, 0.3 mV ... 10 V
Input sampling rate: 40 MHz
Internal PLL (1 Hz ... 1 MHz)
TTL-reference output (cable optional)
Input coupling: ac or dc
Interface: Plug & Play PCI-Bus interface
Multiple Units on one PC
Can be combined with the USBLockIn250

Scope of delivery / Additional information

Manual in English
Interface: Plug & Play PCI-Bus interface
3 Adapater cables SMB-BNC (1 m long, RG174)
Optional: adapter to the TTL-out
Warranty: 2 years


AMU 2.4 LockIn Amplifier



Included Software

ready to use software for data view and spectrum acquisition
source code of this software example in Delphi 6.0 and Borland C++ Builder, 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 2000,NT 4.0, Windows XP, Windows 7, Windows 10) - all 32 Bit/64 Bit

Complete Package

of Labview drivers, DLL and Source Code