05-Jun-2015, 14:51
If it plays through MAC speakers, you can't be playing the music from the Spark app. Spark has no facility to choose any other Sound Output Device than the Phantoms. If you are using Dialog/Phantom Optical inputs and your own Media Player software, then you musn't be selecting the correct digital output device in OSX.
JRiver v25 (Windows) >> 220Pro/CI >> PMC Twenty5.23 + twin KEF KC62 subs. One White Phantom.