If you were to see Yamaha’s R-N800A on a hi-fi rack it would be easy to assume that it was simply another one of the company’s slightly retro-looking but ever-so-classy stereo amplifiers.

The Yamaha R-N800A features YPAO sound optimization, ESS SABRE DAC, and comprehensive connectivity. This network receiver delivers audiophile-grade performance with modern features. The R-N800A ...