Interesting gadget review for Sonos/CA users.

[roob]

http://www.digitalaudioreview.net/20...level-results/
Supposed to clean up the spdif output on things like CA, Sonos Connect, ATV etc.

[WAD62]

http://www.digitalaudioreview.net/20...level-results/
Supposed to clean up the spdif output on things like CA, Sonos Connect, ATV etc.

I use an iFi USB Purifier 2 in conjunction with an iFi USB Power, between my SBTouch and MDAC, for me there's a significant improvement...

I'd suggest any benefits gained from these types of devices will be DAC dependent...