Larson Davis Firmware & Software Updates

Check on the latest versions of instrument firmware and software.

32-Bit (Windows 95) Software

All files are self-extracting installs. Download the selected executable file to a temporary directory, then run it. Following a successful install, the downloaded file may be deleted.

• RTAUtil32 - Downloads and translates binary files to ascii text from the following Larson Davis instruments: 2800, 2900B, 3200. Features on-screen translation and user-defined translation profiles. Virtual RTA allows capture of RTA display image. Monitor selected frequencies, edit notes, calibrate microphones and much more. Intended for use with firmware revisions 5.xx or greater.
  Download Version 2.01 (3451 KB)
   

• 824Util - Creates and manages instrument setups, downloads and translates binary data to ASCII text from Larson Davis Model 824. Requires Firmware version 3.06 or greater.
  Download Version 3.06 (2859 KB)
   

• 814Util - Creates and manages instrument setups, downloads and translates binary data to ASCII text from Larson Davis Model 814. Requires Firmware version 1.011 or greater.
  Download Version 1.07 (2088 KB)
   

• SLM Binary Translator (Full Package) - Supports binary files for the following Larson Davis instruments: 712, 720, 812, 820, 870, 814, and 824.  The SLM Translator is provided as a service to Larson Davis customers in the development of custom programs.  This file consists of: SLM translator DLL, library, necessary Include files, and a Readme file.  The translator code is property of Larson Davis, Inc. and is Copyrighted (c) 2001 by Larson Davis Inc.
  Download Version 3.14 (143 KB)
  

• SLM Binary Translator (DLL only) - If all you need is the DLL, here it is!
  Download Version 3.14 (199 KB)

16-Bit (Windows 3.x, Windows 95) Software

All files are self-extracting installs. Download the selected executable file to a temporary directory, then run it. Following a successful install, the downloaded file may be deleted.

• RTAUtil - Downloads and translates binary files to ASCII text from the following Larson Davis instruments: 2800, 2900B, 3200. Intended for use with firmware revisions 4.xx.
  Download Version 1.99b (833 KB)
   

• 705Win - Setup Larson Davis Model 705 dosimeter, download and analyze data.  Y2K ready!
  Download Version 2.7 (1 MB)
  
  

• NMS - PC noise monitoring software.
  Download version 2.57 (1.36 MB)
  
  

• SLMUtility - Configures setups, and downloads and translates binary files to ASCII text from the following Larson Davis instruments: 712, 720, 812, 820, 870, 870M, and 875 (875 data translation only).
  Download Version 1.38 (630 KB)