Does Neodio's Stéphane Even have some of the answers?

fas42

Addicted To Best
Jan 8, 2011
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Just discovered the Neodio Origine, which possibly is in the same league as the dCS Rossini digital playback - and came across this rundown of his philosophy, http://www.neodio.fr/en/scientific-method/. This gave me a jolt, because his thinking reminds me very, very much of my own journey; and, he seems to have made very good headway with his techniques, and products.
 
Very nice link. Thanks for that. I have to say his four big questions are four of my big questions as well. If a hifi system could always sound it's absolute best any time, any day, any hour with perfect consistency, I'd consider this a huge leap forward. Especially regarding his 4th big question, I think both dCS and Benchmark use thermal correction techniques in an attempt to optimise performance according to temperature / warm-up periods.
 
Very nice link. Thanks for that. I have to say his four big questions are four of my big questions as well. If a hifi system could always sound it's absolute best any time, any day, any hour with perfect consistency, I'd consider this a huge leap forward. Especially regarding his 4th big question, I think both dCS and Benchmark use thermal correction techniques in an attempt to optimise performance according to temperature / warm-up periods.

It might not be quite as effective but there is a thermal stabilizing feature built into all low wattage, solid state components, such as DACs. It is called "just leave it on all the time".
 
Thermal tracking for purpose of bias management isn't all that new actually. We just don't see it in the marketing material. As for microphonics which is often pooh-pooh'ed :) It can be found in tech specs in the literature of some bulk wire and cable manufacturers. Again we just don't see it in the consumer ad copies. Just sharing what I've seen guys. I really don't want to get into yet another "yeah but can you hear it?" debate. Just pointing out that at least some engineers have deemed these to be actual considerations.
 
It might not be quite as effective but there is a thermal stabilizing feature built into all low wattage, solid state components, such as DACs. It is called "just leave it on all the time".

Glad to see you've thought long and hard about all of this and have come up with such a simple answer. Not that I think this addresses even half of the problem, but thanks anyway.
 
Thermal tracking for purpose of bias management isn't all that new actually. We just don't see it in the marketing material. As for microphonics which is often pooh-pooh'ed :) It can be found in tech specs in the literature of some bulk wire and cable manufacturers. Again we just don't see it in the consumer ad copies. Just sharing what I've seen guys. I really don't want to get into yet another "yeah but can you hear it?" debate. Just pointing out that at least some engineers have deemed these to be actual considerations.

I agree with you. Although you want to avoid the discussion I will not :) ... Well .. with a caveat: ... :D

Our perception of things change with time and psychological and physiological factors. The system could be temperature stabilised to the highest degree such as an oven to maintain the entire circuitry at a given temperature, we could still perceive certain things differently, not they would have changed, simply that we would have perceived these differently. Our mind, education and memory allow us to perform some interesting bandpass filtering and we can quickly focus on part of the spectrum or element of reproduction at the detriment of another given some recollection of previous events... and the sensation associated with these... Thus the unreliability of our perception. I'll bow out and open a different thread on this very subject...
 

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