druck wrote:

> Does anyone know of a USB sound card compatible with the Raspberry Pi
> (i.e. Linux) which can do 5.1 surround sound over S/PDIF?

You can't do true 5.1 over S/PDIF, so you'd need a USB device that could
encode to compressed DTS or AC3

> I'm after a cheap solution

I think you'll struggle, just maybe something like this?  Double-check
it can do what you want ...



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