gabba43

Thank you! Forgot to say that. I saved the installation logs of both gnuradio & deps as well as gr-rds, I can post them tomorrow. Nonetheless there were no errors...

So, after uninstalling, changing deps to official ones and reinstalling, it finally works and even with the OPis internal sound card! But... CPU load is on 95% on the Orange...

I understand. So setting a fixed, higher, buffer size and inputting audio with a fixed (e.g. 4096), higher, buffer size (-bufsize?) using ffmpeg is not a solution? Edit: If I'm...

Awesome :D Actually tried that already but changed only the sample rate which didn't work out. Edit: Yep, those steps reduced CPU load quite drastically to about max. 7%. It...

Boomshakalaka! It works like a charm! CPU load is at about 5-8% when playing & resampling audio to 48kHz in FFMPEG and encoding MPX (stereo & RDS) at the same...

Here's that one with latest version of the rds_tx.grc flow graph. [rds_tx_for_opi_1.0.zip](https://github.com/user-attachments/files/17579119/rds_tx_for_opi_1.0.zip) Edit: Here's my tutorial on Radionecks: https://radionecks.co.uk/viewtopic.php?t=3690

Did I understand it right that you basically proposed two (actually 3) things: _Removing the Maxoutbuf setting for these blocks (Multiply, Add, Frequency Mod)_ _Also, two low-sample-rate blocks (RDS Encoder,...

Sorry for my late reply, here's the updated version: [rds_tx_for_opi_1.1.zip](https://github.com/user-attachments/files/17682623/rds_tx_for_opi_1.1.zip)

I got good news. After some time, I managed to get the dynamic RDS going. Here's my python code for the socket PDU client: import socket import time HOST =...

I have one last question before we can actually close this issue. Could you please explain to me, how I can generate a stereo-signal that consists of the normal L/R-stereo-channels...