Signal Recovery Firmware Download

Instruments Firmware Downloads

Each Update Pack link below downloads either a self-extracting executable file or a WinZip file containing the latest instrument firmware, installation program and instruction sheet in Adobe Acrobat PDF format. In the case of the self-extracting files, if your browser offers the option of running the program from its current location or downloading it, choose the download option and save it to a temporary directory. Then double click on the downloaded file which by default will extract the files to the folder: c:\Program Files\Signal Recovery\DSP Update Wizard

Instructions for the use of signal recovery instrumentation can be found here. In order to view and/or print the instructions you must have Adobe Acrobat Reader installed on your computer. Acrobat Reader is available free of charge and can be downloaded from the Adobe website.

Model Number
and Firmware Version
Firmware History  Compressed, Self-Extracting
Executable for Windows
Compressed WinZip file
7124 Precision Lock-in Amplifier:
Firmware version 2.21
Bootcode version 1.05*NEW!
 7124 FW History 7124v2.21UpdatePack.exe
(Pack size: 5690 KB)
7124v2.21UpdatePack.zip
(Pack size: 5565 KB)
7280 DSP Lock-In Amplifier
Firmware Version 5.4
 7280 FW History 7280v5.4UpdatePack.exe
(Pack size: 1154 KB)
7280v5.4UpdatePack.zip
(Pack size: 1029 KB)
7270 DSP Lock-In Amplifier:
Firmware version 2.21
Bootcode version 1.05*NEW!
 7270 FW History 7270v2.21UpdatePack.exe
(Pack size: 5690 KB)
7270v2.21UpdatePack.zip
(Pack size: 5567 KB)
7265 DSP Lock-in Amplifier
Firmware Version 10.5
 7265 FW History 7265v10.5UpdatePack.exe
(Pack size: 646 KB)
7265v10.5UpdatePack.zip
(Pack size: 609 KB)
7260 DSP Lock-In Amplifier
Firmware Version 4.6
  7260v4.6UpdatePack.exe
(Pack size: 551 KB)
7260v4.6UpdatePack.zip
(Pack size: 512 KB)
7230 DSP Lock-In Amplifier:
Firmware version 2.21
Bootcode version 1.06*NEW!
 7230 FW History 7230v2.21UpdatePack.exe
(Pack size: 5842 KB)
7230v2.021UpdatePack.zip
(Pack size: 5717 KB)
7225 DSP Lock-In Amplifier:
Firmware Version 9.6
 7225 FW History 7225v9.6UpdatePack.exe
(Pack size: 686 KB)
7225v9.6UpdatePack.zip
(Pack size: 562 KB)
7220 DSP Lock-In Amplifier:
Firmware Version 4.9
  7220v4.9UpdatePack.exe
(Pack size: 510 KB)
7220v4.9UpdatePack.zip
(Pack size: 462 KB)
7310 Noise Rejecting
Voltmeter Firmware Version 2.9
  7310v2.9UpdatePack.exe
(Pack size: 362 KB)
7310v2.9UpdatePack.zip
(Pack size: 324 KB)
3830 Multiplexer
Revision B
 3830 FW History        3830vBUpdatePack.exe
(Pack size: 362 KB)
3830vBUpdatePack.zip
(Pack size: 324 KB)