AQ6375B Long Wavelength Optical Spectrum Analyzer


This firmware is intended to upgrade the AQ6375B to the latest version.


Revision History

Version Release Date Content
R01.05 Feb 14, 2020
  • Fixed a rare startup problem when using the PRESET WORD function.
R01.04 July 5, 2019
  • Added the communication protocol VXI-11.
  • Added non-communication timeout function for ETHERNET remote.
  • Enhanced NF analysis (added power integration function for modulated light spectrum).
  • Activated SWEEP TRIG operation during remote control.
  • Improved operation of the SYSTEM LOG screen.
R01.03 Feb 20, 2017
  • Changed the rear fan speed rotation number.



Please read Software Agreement carefully before downloading.


Version R01.05
Release Date Feb 14, 2020
File Name 1.20 MB


Type Firmware* Registration is required to download.


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Electric Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software\'s performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user\'s own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

AQ6375B Long Wavelength Optical Spectrum Analyzer 1200 - 2400 nm

High Performance LONG WAVELENGTH
The AQ6375B is a bench-top optical spectrum analyzer covering the long wavelengths, 1200 to 2400 nm, with the added benefits of gas purging input ports / output ports, a built-in cut filter for high order diffracted light, and a novel double speed mode which increases the sweep speed up to 2 times compared to the standard sweep mode.