The Rotel RCD-971 manufactured in the mid 90’s was a class winner .With black gate capacitors throughout and dual Burr-Brown PCM63 Dac chips, it delivered a beautiful, musical presentation.
Here is a simple guild for a low jitter clock upgrade for this classic.
Rotel RCD-971 clock mod:
http://www.scribd.com/doc/23917738/Rotel-RCD-971-Low-Jitter-Upgrade