Version 3.1.16 of vna/J is released.

  • The application JAR can be downloaded from here as usual.
  • The following updates are included in this version:
    • Mode in marker math dialog is correctly selected for scan mode
    • Marker math dialog optimized

In one of my lasts post I've shown some data about the generator output level of the miniVNAtiny.

Now I've received from S. Petrovich a much more detailled analysis of the output power level for a miniVNAtiny.

Version 3.1.15 of vna/J is released.

  • The application JAR can be downloaded from here as usual.
  • The following updates are included in this version:
    • Generator is turned off after scan
    • Updated driver for MetroVNA

Gopan VU2XTO has done an amazing hack. He packaged an F4GOH VNA together with an RaspberryPI 3, an LCD touch display, a touch pad and a small OLED display in a little box and - voila his standalone VNA is ready to go.

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Here a short description from Gopan how he did this - for any questionx regarding his solution, please contact him directly.

Some months ago Andrew Rich, VK4TEC and Geoff Robinson, VK4KJJ provided me a chart where they measured the generator output level over frequency:

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They used a ROHDE & SCHWARZ NRP2 with an NRP-Z81 power sensor.

Version 3.1.13 of vna/J is released.

  • The application JAR can be downloaded from here as usual.
  • The following updates are included in this version:
    • Added driver for F4GOH VNArduino
    • Updated driver for miniVNApro+extender

The XMAs-Edition 3.1.13 of vna/J is released.

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

  • Fixed problem with some scan ranges and windows sizes. Thanks to Angel.
  • Bug fixed in driver for minIVNApro with extender - thanks to Ian ZL2IH and Karl-Heinz DL9GAB.
  • Option added to driver selection dialog to display all available serial ports on system.

The new version 3.1.12 of vna/J is released.

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

  • Option added to driver selection dialog to display all available serial ports on system
  • List of cable types in cable length dialog is loaded from cables.csv in vna/J config directory. Default file is created automatically.
  • Frequency ranges for bandmap in main diagram is loaded from bandmap.csv in vna/J config directory. Default file is created automatically.

I've updated the driver guide for the miniVNAtiny reflecting the removed filter-mode.

Thanks to Andrew Rich, VK4TEC and Geoff Robinson, VK4KJJ we now have a precise power-over-frequency chart in generator mode.

You can find the latest version here.

The new version 3.1.11 of vna/J is released.

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

  • Driver fixed for miniVNA/metroVNA
  • Bug in vna/J update feature fixed
  • Error message fixed on invalid export directory

The new version 3.1.10 of vna/J is released.

The application JAR can be downloaded from here as usual. The following updates are included in this version:Driver fixed for miniVNApro + Extender

  • Filter code for miniVNAtiny removed
  • Creation of calibration block changed
  • Number of calibration steps limited between 3.000 and 30.000
  • Thanks to some of my Chinese friends for decompiling the code. Keep away of obscure download sources

The new version 3.1.9 of vna/J is released.

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

  • Upgraded to purejavacomm-1.0.0.jar
  • Bugs fixed regarding timeout issues on some machines

I've updated the driver guide for the miniVNApro regarding the use of the AUTO-RESET checkbox.

You can find the latest version here.

vna/J runs nearly on every plattform, that supports the JAVA runtime environment and has drivers for the FTDI USB chips.

vna/J is successfully tested by numerous users on current MS Windows 10 and MAC OS/X El Capitan.

For full list, please see here.


vna/J läuft beinahe auf jeder Plattform, die eine JAVA Laufzeitumgebung und Treiber für die FTDI USB Chips bereitstellt.

vna/J ist erfolgreich von zahlreichen Anwendern auf dem aktuellen Windows 10 und auf Mac OS/X El Capitan gestestet.

Eine komplette Übersicht findet sich hier.


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 via Twitter @dl2sba

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

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