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Kate-3 Transmitter    (Mx210)
​Firmware Version 7.14

​Released:  Jan. 18, 2026

Download this firmware and save it to your local hard drive. Depending on your browser you may have to right click and select "save as..."
firmware-mx210-7.14.0.8-260118.163502.mxfw
File Size: 121 kb
File Type: mxfw
Download File

Use the Flight Data Analyzer software​ to update your transmitter.  Simply click 'Tools' on the Flight Data Analyzer menu bar and then select 'Update Firmware'.
Transmitter

​New features included in this release:  
  1. Fixed a firmware bug that was causing a pyro board continuity checker self test fault (fault code 216) to be falsely reported occasionally when the pyro board was being powered-on. These occurred very rarely but have now been fixed. 

Picture
Previous version of transmitter firmware  (v7.13)
TelemetryPro... "when failure is not an option"

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