Hello, I am trying to route the audio from a webradio station to a program that generates an FM signal on the Raspberry. I have a service that opens a webradio stream using mplayer and outputs it to the default alsa output device: Service1: mplayer -ao alsa -prefer-ipv4 http://77.72.149.48:8108 Then another service grabs the audio from the loopback and sends it to stdin. Then a program that generates a FM signal grabs the audio from stdout. Service2: arecord -D hw:1,1 -f S16_LE -c 2 -r 44100 - |...