There are examples in the examples directory that demonstrate how everything can be put together.
https://github.com/bastibl/gr-rds/tree/maint-3.8/examples I'm not sure if or where they are installed on the packaged version. They show a complete FM receiver w/ RDS and a custom GUI. https://www.youtube.com/watch?v=05i9C5lhorY Best, Bastian On 4/6/20 3:50 AM, David Hagood wrote: > I'm trying to find any documentation on the gr-rds modules - > specifically, what do they expect to be fed with? It doesn't look like > they accept IF, nor demodulated FM - it looks like they expect some > other block between them and the FM discriminator. I've not found any > docs on the WIKI, nor anything online that describes them. > > This is what is shipped in the Ubuntu 20.04 release, in case that matters. > > >