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N5171B/N5172B/N5173B EXG X-Series Signal Generator Firmware

Release Date Version Version Description
2014-10-27 B.01.55 Enabled up to 512 tones in multi-tone, added support for 8341B language compatibility, enhanced amplitude range lower limit, and more.

How to Download

  • Click the Download button
  • Select Run
  • Follow the screen prompts to install the firmware

How to Install


  • Does Not Require a License

Supporting Documentation


Installs on:



  • Keysight recommends you install the latest version of firmware for your instrument. Older firmware installed in a newly manufactured instrument may disable functionality of the instrument. The previous firmware files are provided for customers who require a re-installation into older instruments.

Supported Instruments

  • N5171B, N5172B, N5173B, N5181B, N5182B, N5183B