(in one's current system, to upgrade etc) to a 'what are the components order of importance.' Which has been discussed many many times in other threads. Though the order of importance does matter greatly in how we decide what should be upgraded next. I would like to stick to how to find the weakest link in setup already in use. I agree it is hard to define, but I am hoping for some insights.
timlub, I sold the Adcom preamp years ago! I bought a Bryston BP-26 almost 8 years ago. (when I also upgraded amp and speakers)