Mooneer’s FreeDV Update – December 2025

Happy (late) New Year!

This past month, I was able to get the performance improvements for the RADE bandpass filter merged into the RADE repo. These improvements cut the amount of time needed to perform the bandpass filtering by half, as well as reducing memory allocations (thus reducing the likelihood that decode stalls due to the operating system needing to allocate more memory to the application).

As for the main FreeDV application, significant progress was made towards implementing the features previously approved by the PLT. The biggest of these features is integration with various logging tools. For this integration, it was decided to use the mechanism that WSJT-X has (namely sending UDP packets in a specific format that the logging tool can parse and act on them accordingly). In testing with various loggers that support the WSJT-X network protocol (KLog for example), this seems to work pretty well.

Another major FreeDV application improvement is the addition of an “idle” filter to the FreeDV Reporter window. That is, when enabled, it will hide users that haven’t updated themselves (either by transmitting or otherwise) after a given number of minutes. This is useful for users running nets as the people who are most recently active will be more likely to be net participants.

I also fixed many bugs discovered since version 2.1.0 was released, including with the Flex waveform and the Web version of FreeDV Reporter. Thanks to everyone who’s reported these bugs as this gets us closer to a bug-free experience for everyone 🙂

More information can be found in the commit history below:

(Note that all commit logs above were generated with the following command line:)

git log --author="member@email" --after "Month 1, 2025" --before "Month 31, 2025 23:59:59" --all

2 thoughts on “Mooneer’s FreeDV Update – December 2025

  1. David M Gaytko

    just tried to install 2.2 running the installer seemed a bit diffirent from 2.1 and faster.
    however overwriting 2.1 failed. the shortcut start menu for 2.2 was not created correctly. the desktop icon brought up 2.1 still, it still worked as before. found files to start 2.2. 2.2 interface came up, but it was missing the modem selection text. start modem did not run correctly and the window just closed. tried several times same result. 2.1 still runs fine.

    1. k6aq Post author

      I’ve heard of an issue that may be related to a recent Windows update. Is there any difference if you apply all pending updates and reboot?

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