The Raspberry Pi is a versatile little computer that provides the perfect sandbox to start creating some fun and interesting projects. One popular project is as an AirPlay receiver, allowing us to stream audio from an iOS device or computer using iTunes to our Raspberry Pi that’s connected to a set of speakers.
In this tutorial, I’ll show you how to set up a Raspberry Pi to be used as an AirPlay receiver so you can stream audio from any iOS device, iTunes or compatible AirPlay software such as AirFoil.
Full article here:
Using a Raspberry Pi as an AirPlay Receiver (mac tuts+)