Control software Download

Download the old version

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Download Type Control software
Model name RS-MS3W
Version Version 1.20
Update 2018/10/05
Major changes

Changes in this version

  • The time that an abnormal noise sometimes occurs is reduced.
  • The audio signal that sometimes could not be transferred through an IP network is improved.
  • The communication responses are improved.


  • Download and unzip the "" file.
  • Double-click the "RS-MS3W_1.20.exe" file, then follow the instructions displayed on the screen.
  • After installation, read the RS-MS3W instruction manual for operation details. Download the instruction manual here.
File Size 1.00MB
File Type ZIP
Manual manual download page

Regarding this Download Service.

When using this download service, the implementation, use and/or results of use are the sole responsibility of the person making the download.

Firmware is important data for the basic system control of your equipment. An interruption during downloading or a malfunction may cause a failure in the data re-writing, and your equipment may stop functioning normally. If such a failure of the firmware re-writing results in your equipment not functioning normally, Icom Inc. expressly denies and is free from any and all responsibility arising from the result of damage from such an event.

I fully understand the above, and agree not to hold Icom Inc. responsible for any damage to my equipment operation or loss of data as a result of this download.