HDCD

HDCD

The development to which I refer is called High Definition (HDCD). This is the digital encoding/decoding system developed by Keith Johnson.
During the last couple of decades there were three attempts to devise 'better than Audio CD' optical disc systems – DVD-Audio, SACD, and HDCD. For most.
What you need to know about the CD, HDCD, and SACD audio disc formats. HDCD
HDCD