The new version 3.1.8 of vna/J is released.

The application JAR can be downloaded from here as usual. The following updates are included in this version:

  • Driver for metroVNA extended
  • Fixed display bug for metroVNA in calibration load/save dialogs
  • Upgraded to jna-4.2.1.jar
  • Upgraded to purejavacomm-0.0.28.jar
  • miniVNA driver optimized for new serial library
  • miniVNA pro driver optimized for new serial library
  • miniVNA Tiny driver renamed to match physical device
  • miniVNA Tiny driver various bug fixes
  • miniVNA Tiny driver optimized for new serial library
  • Cable length measurement should now work for miniVNA again
  • Cable loss dialog extended
  • Number of over samples is now stored inside calibration block
  • Bugs fixed for metroVNA driver

You can buy the author a beer to support the further development of vna/J.

Please use this PayPal link.

Many thanks in advance for this donation!


You can contact me by email icon or 

2014 CW (Morse Telegraphy) was added to the German Nationwide Inventory of Intangible Cultural Heritage.

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