Hello Dan,
since Gradio (I can't listen to radio stations anymore) has been
discontinued I would like to suggest Shortwave as a replacement:
https://gitlab.gnome.org/World/Shortwave
I tried to compile it myself, but unfortunately I get this error:
https://pastebin.com/iHuhYz4L
sqlite-3.33.0-1.fc32.ppc64le is already installed.