I also had the Adcom preamp/tuner some time ago. I went to a Quicksilver tubed linestage and to this day believe that was one of the biggest improvements I've heard in any of my systems.
At the time I had the Adcom pre, a NAD 214 amp, and Paradigm mini monitors
At the time I had the Adcom pre, a NAD 214 amp, and Paradigm mini monitors