N1913B and N1914B EPM Series Power Meters Firmware Revision History

Additions/Changes for Revision A.02.20 … Released February 2025

  • Updated the IO libraries USB driver
  • Resolved various issues affecting USB sensor detection and intermittent connection problems.
  • Resolved issues related to *ESR? and error message returns for USB sensors.
  • Fixed problems associated with the error message return during trigger init for USB sensors.

Additions/Changes for Revision A.02.16 … Released October 2024

  • New version to support new hardware (Host Revision ID = 10)
  • Support for N8486DD-100/200, N8486DG-100/200 sensors
  • Firmware Upgrade Utility Updates

Additions/Changes for Revision A.01.06 … Released March 2023

  • Fixed Read? timeout when using USB sensor
  • Fixed blank screen on front panel display but power button light is in on (green color)
  • Fixed meter will crash when read status byte or query *STB or press front panel key after left idling
  • Fixed intermittent timeout for the compounds of Fetch? at Fast mode

Firmware Revision A.01.05 … Released March 2023

Initial release