Audio Research Ref 10 vs 40th Anniversary preamp


I was wondering what the difference in the sound between the Ref 10 and the 40th ? Not much wrote about that. I btw have the Ref 6 but never heard the 10 or the 40th. 
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Showing 1 response by techno__dude

It only shows ARC was selling a flawed and veiled Ref 6 before the SE upgrade...

And charging you 10k for that « flawed » non SE pre...