HiFi.nl about Arcams's AVR550 with Dirac Live: "a powerful calibration system that even excites inexpensive speakers. Who needs more?"

 Arcam of Cambridge: PREVIEW: AVR550 Dolby Atmos 7.1 Channel Receiver. Word-class 4K AV performance and the unprecedented ability in this field to play music properly.

Source: HiFi.nl
Published: October 8, 2017

"The Arcam AVR550 is one of the most competent and powerful receivers we've ever tested. At the same time it is one of the coolest AV receivers, especially when watching the rest of the playing field. Streaming is minimalist, an interface is no more than a list of settings, and you will not fall in love with its appearance. And yet: a powerful calibration system that even excites inexpensive speakers. Who needs more?" Read it! (Dutch)