Summary: A month ago, I wrote a post on my desktop audioblog on the long awaited NAD M51 35-bit/844 kHz DAC. It's time to update that post with some first impressions, because I was so fortunate to get a 30 min. listen on it Friday.
Pros: Good connectivity and flexible with HDMI. Sounded very good with CD quality music.
Cons: Some will find the design too minimalistic. You miss a volume button on the DAC, when used a preamp