Currently I'am using Jriver mediacenter as a downmixer for movies. Which will downmix Dolby TrueHD and DTS-MA and sends it as 24bit to the Phantom's.
Also, another benefit is that it allows you to send LFE channel to the Phantom, which really enhances the movie experience.
Also, another benefit is that it allows you to send LFE channel to the Phantom, which really enhances the movie experience.
Devialet Phantom Gold Stereo