10. January 2024

XL3 Firmware Update V1.26

XL3 Firmware Update V1.26

We are working continuously to add new and improve existing features on the XL3 Acoustic Analyzer.

In the latest Firmware V1.26,

  • the user interface is available in the Chinese language. This is in addition to the already-existing English, German, French, Italian, and Spanish languages. The keyboard layout (QWERTY, QWERTZ, AZERTY) can also be selected independent of the language chosen.
  • The XL3 now supports the ASTM E336 (United States) standard for Building Acoustics.
  • Aggregated data is provided in the streaming API.
  • The File Push Service now supports OneDrive cloud service.
  • The XL3 now supports the WP61 weather protection for the ¼” M4261 measurement microphone.


Further details of new features in this release are available here

This short instruction video shows how to install new firmware.

Firmware V1.26 is available for download here

Categories: Handheld Exel Line