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pcm

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    How does Atmos work when Apple TV sends audio as PCM?

    Since Apple TV decodes and then sends LPCM how does Atmos actually work? Right now I have my Apple TV hooked up to an old Onkyo 7.1 receiver. I can see that it is sending 7.1 multichannel PCM for supported music and movies. Since my Onkyo receiver's other 2 channels/speakers are considered...