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I'm considering going a much simpler route for digital. I play to a lot of vinyl on my Lenco TT and Era V phonostage, and so digital comprises 30-40% of what we typically listen to. My current setup is running Roon on a Synology NAS that connects wirelessly to an Auralic Aries LE, then connected to connected to my Metrum Octave DAC via Curious USB Cable and Audiophillio 2. That's a lot of links in the chain, thus the desire to simplify with a single box solution if I can.I have really enjoyed what I've heard from MQA so far, even though I'm not getting all the goodness yet. My Aries will decode MQA but my Metrum Octave does not support MQA, so I'm not getting the full monty. I am using ROON DSP to convert streams to 96kHz and 176kHz when possible. 192kHz is not supported on the Octave.It's my understanding that the Bluesound will provide Full Decoder support for MQA and that the internal DAC punches well above its weight, especially compared to the Node 2. So my question is whether I should expect MQA to sound better on the Bluesound than it does on my current setup, and how much Redbook will sound degraded, if at all.I'm tempted to buy a Node 2i to compare for myself but before I do, I thought I would garner some opinions here.Thanks!
If you are in shopping mode you may want to check out the "Node on steroids" coming out this month from NAD, which comes with Dirac:At RMAF 2018, NAD teased their forthcoming C 658 network streamer where company Product Manager Greg Stidsen referred to it as a “[Bluesound] Node 2/i on steroids”. NAD’s press materials are calling it a ‘BluOS DAC’. Price = US$1499.Like its more affordable cousin, the C 658 adopts the BluOS platform to offer support for up to 20 streaming services and Roon Readiness.However, with a full-width chassis in play, the NAD eschews the Node 2i’s Burr-Brown DAC chip in favour of an ESS model to add balanced outputs, DSD/MQA support, an MM phono stage, a dedicated headphone amplifier outputting via a 6.4mm socket, two way aptX Bluetooth (send and receive), volume control plus two MDC expansion slots for ‘future formats’ or improved digital and analogue circuitry. Modularity means users don’t have to throw out the baby with the bathwater when updates arrive.The C658’s biggest drawcard will likely be its internalised Dirac Live room correction capabilities. A bridge to better sound quality for those who can’t afford (or don’t want to look at) room treatments. In this digital pre-amplifier, NAD offers the Lite version with an option to upgrade to the complete Dirac package for US$99.https://nadelectronics.com/wp-content/uploads/2018/10/NAD_C658_Data_Sheet.pdf
Wonder if it fully balanced design?
Wow, that news sets me back. As you may know/recall have been shopping for a server to feed my PS Audio DirectStream Junior (DSJ). For less than the price of nice (not top of the line) server I could have a one box solution with Dirac (something I was looking for). Do you know if it could accept music from a USB fed HD (to not lose SQ via my wireless laptop connection)? Oper's question of SQ loss would pop up again, but as a certified computer dummy it's tempting. An odd assortment of specifications listed (preamp RCA/XLR output voltages, DSD formats not listed). As a DSJ owner the idea of future proofing is appealing. Wonder if it fully balanced design? Seems like it would work with my MacBook. Quite a tease indeed.Note, do disagree that DSP is a suitable substitute for proper room (sort of implied) or treatments. Those steps are very necessary for good sound IMO. Have read about Dirac, hope it's "smart" enough to not try boosting measured frequency dips (that can easily overload amps and therefore destroy drivers).
Do you know if this can be integrated with a multi-room Bluesound setup, replacing just one of the Node 2s?
From the C 658 product page:"The highly flexible outputs allow for a true balanced connection to powered speakers or amplifiers."
Yep, saw that, but if a fully balanced design from start to finish, why say true balanced connection? Don't recall where, but I've seen products that use the same claim that in fact aren't a 100% balanced design (XLR added at the end of the circuit). OTOH with the larger case, big price jump, and use of a 32 bit Hypex DAC chip it may very well be fully balanced. But no DSD, wonder why?
I actually just tried the NAD C658 in my system (my current source is a Node 2 into a LTA MZ2 pre and Meridian G57 amp). I didn't like it myself. First, the Dirac room correction is not yet available on this unit for some reason (I was surprised) and I could not get a definitive answer on when it would be. I found the presentation pleasant but very polite and not nearly as resolving of detail as my current system. Maybe more importantly, I found the Node2 directly into my amp was better to my ears by quite a margin. I did note that the C658 throws a very large soundstage which I did like.