March 2, 1974 Billboard:
WEA Group sells 860,000 Quadradiscs since the first releases in mid 1973.
Has there been any sort of tabulation of how many CD-4 discs were
manufactured (worldwide)?
(the new Stereo Lab CD-4 Decoder has me interested in CD-4 trivia again)
Kirk Bayne
WEA Group sells 860,000 Quadradiscs since the first releases in mid 1973.
Has there been any sort of tabulation of how many CD-4 discs were
manufactured (worldwide)?
(the new Stereo Lab CD-4 Decoder has me interested in CD-4 trivia again)
Kirk Bayne