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WDSP 1.26

Posted: Tue Jul 08, 2025 3:38 am
by va7qi
I see that both Christoph's latest version of pihpsdr and the latest release of Thetis uses wdsp 1.26. I can't seem to find any release notes on it. Can anyone tell me what the changes are?

73 de va7qi, ....Erik.

Re: WDSP 1.26

Posted: Tue Jul 08, 2025 1:46 pm
by w-u-2-o
The update has been posted to GitHub: https://github.com/TAPR/OpenHPSDR-wdsp

The revision table says:

- Added Bandpass Characterization Utility to provide a graphical characterization of bandpass filter magnitude.
- Added Filter Impulse Response Caching to speedup re-use of previously used filters.
- Removed requirement to use an external file, zetaHat.bin, for Trained NR2 mode.
- For TX, added pulsed-tone and pulsed two-tone capability.
- Added capability to return the largest bin value from a specified band within the display FFT output.

Most, if not all, of these changes appear to be in support of new features that Richie has recently added to Thetis.

Re: WDSP 1.26

Posted: Wed Jul 09, 2025 4:20 pm
by va7qi
Thanks. ....Erik.